+ case "${usergroup_phase}" in
+ local run_cmd
+ run_cmd=run_su
+ shift
+ run_su /usr/pkg/bin/bmake all BATCH=1 DEPENDS_TARGET=/nonexistent WRKLOG=/tmp/bulklog/burp-1.4.40nb5/work.log
+ su pbulk -c '"$@"' make /usr/pkg/bin/bmake all BATCH=1 DEPENDS_TARGET=/nonexistent WRKLOG=/tmp/bulklog/burp-1.4.40nb5/work.log
=> Bootstrap dependency digest>=20211023: found digest-20220214
===> Building for burp-1.4.40nb5
--- all ---
==>Entering directory /home/pbulk/build/sysutils/burp/work/burp-1.4.40/src
--- acl.o ---
--- asyncio.o ---
--- acl.o ---
c++   -c  -I/usr/pkg/include -I/usr/include -I. -I..  -pipe -O2 -I/usr/pkg/include -I/usr/include acl.c
--- asyncio.o ---
c++   -c  -I/usr/pkg/include -I/usr/include -I. -I..  -pipe -O2 -I/usr/pkg/include -I/usr/include asyncio.c
--- attribs.o ---
c++   -c  -I/usr/pkg/include -I/usr/include -I. -I..  -pipe -O2 -I/usr/pkg/include -I/usr/include attribs.c
--- auth_server.o ---
c++   -c  -I/usr/pkg/include -I/usr/include -I. -I..  -pipe -O2 -I/usr/pkg/include -I/usr/include auth_server.c
--- auth_client.o ---
c++   -c  -I/usr/pkg/include -I/usr/include -I. -I..  -pipe -O2 -I/usr/pkg/include -I/usr/include auth_client.c
--- autoupgrade_client.o ---
c++   -c  -I/usr/pkg/include -I/usr/include -I. -I..  -pipe -O2 -I/usr/pkg/include -I/usr/include autoupgrade_client.c
--- autoupgrade_server.o ---
c++   -c  -I/usr/pkg/include -I/usr/include -I. -I..  -pipe -O2 -I/usr/pkg/include -I/usr/include autoupgrade_server.c
--- backup_phase1_client.o ---
c++   -c  -I/usr/pkg/include -I/usr/include -I. -I..  -pipe -O2 -I/usr/pkg/include -I/usr/include backup_phase1_client.c
--- backup_phase2_client.o ---
c++   -c  -I/usr/pkg/include -I/usr/include -I. -I..  -pipe -O2 -I/usr/pkg/include -I/usr/include backup_phase2_client.c
backup_phase2_client.c: In function 'int load_signature_and_send_delta(BFILE*, FILE*, long long unsigned int*, long long unsigned int*, cntr*, size_t)':
backup_phase2_client.c:108:30: warning: 'int MD5_Final(unsigned char*, MD5_CTX*)' is deprecated: Since OpenSSL 3.0 [-Wdeprecated-declarations]
  108 |                 if(!MD5_Final(checksum, &(infb->md5)))
      |                     ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
In file included from rs_buf.h:30,
                 from backup_phase2_client.c:5:
/home/pbulk/build/sysutils/burp/work/.buildlink/include/openssl/md5.h:51:27: note: declared here
   51 | OSSL_DEPRECATEDIN_3_0 int MD5_Final(unsigned char *md, MD5_CTX *c);
      |                           ^~~~~~~~~
--- backup_phase1_server.o ---
c++   -c  -I/usr/pkg/include -I/usr/include -I. -I..  -pipe -O2 -I/usr/pkg/include -I/usr/include backup_phase1_server.c
--- backup_phase2_server.o ---
c++   -c  -I/usr/pkg/include -I/usr/include -I. -I..  -pipe -O2 -I/usr/pkg/include -I/usr/include backup_phase2_server.c
--- backup_phase3_server.o ---
c++   -c  -I/usr/pkg/include -I/usr/include -I. -I..  -pipe -O2 -I/usr/pkg/include -I/usr/include backup_phase3_server.c
--- backup_phase4_server.o ---
c++   -c  -I/usr/pkg/include -I/usr/include -I. -I..  -pipe -O2 -I/usr/pkg/include -I/usr/include backup_phase4_server.c
--- base64.o ---
c++   -c  -I/usr/pkg/include -I/usr/include -I. -I..  -pipe -O2 -I/usr/pkg/include -I/usr/include base64.c
--- berrno.o ---
c++   -c  -I/usr/pkg/include -I/usr/include -I. -I..  -pipe -O2 -I/usr/pkg/include -I/usr/include berrno.c
--- bfile.o ---
c++   -c  -I/usr/pkg/include -I/usr/include -I. -I..  -pipe -O2 -I/usr/pkg/include -I/usr/include bfile.c
--- ca_client.o ---
c++   -c  -I/usr/pkg/include -I/usr/include -I. -I..  -pipe -O2 -I/usr/pkg/include -I/usr/include ca_client.c
--- ca_server.o ---
c++   -c  -I/usr/pkg/include -I/usr/include -I. -I..  -pipe -O2 -I/usr/pkg/include -I/usr/include ca_server.c
--- client.o ---
c++   -c  -I/usr/pkg/include -I/usr/include -I. -I..  -pipe -O2 -I/usr/pkg/include -I/usr/include client.c
--- client_vss.o ---
c++   -c  -I/usr/pkg/include -I/usr/include -I. -I..  -pipe -O2 -I/usr/pkg/include -I/usr/include client_vss.c
--- conf.o ---
c++   -c  -I/usr/pkg/include -I/usr/include -I. -I..  -pipe -O2 -I/usr/pkg/include -I/usr/include conf.c
--- counter.o ---
c++   -c  -I/usr/pkg/include -I/usr/include -I. -I..  -pipe -O2 -I/usr/pkg/include -I/usr/include counter.c
--- current_backups_server.o ---
c++   -c  -I/usr/pkg/include -I/usr/include -I. -I..  -pipe -O2 -I/usr/pkg/include -I/usr/include current_backups_server.c
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_algobase.h:278:56: error: macro "min" passed 3 arguments, but takes just 2
  278 |     min(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |                                                        ^
In file included from current_backups_server.c:6:
handy.h:11: note: macro "min" defined here
   11 | #define min(a,b) \
      | 
In file included from /usr/include/c++/11/bits/specfun.h:46,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/limits:317:11: error: macro "min" requires 2 arguments, but only 1 given
  317 |       min() _GLIBCXX_USE_NOEXCEPT { return _Tp(); }
      |           ^
In file included from current_backups_server.c:6:
handy.h:11: note: macro "min" defined here
   11 | #define min(a,b) \
      | 
In file included from /usr/include/c++/11/bits/specfun.h:46,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/limits:389:11: error: macro "min" requires 2 arguments, but only 1 given
  389 |       min() _GLIBCXX_USE_NOEXCEPT { return false; }
      |           ^
In file included from current_backups_server.c:6:
handy.h:11: note: macro "min" defined here
   11 | #define min(a,b) \
      | 
In file included from /usr/include/c++/11/bits/specfun.h:46,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/limits:396:38: error: macro "min" requires 2 arguments, but only 1 given
  396 |       lowest() noexcept { return min(); }
      |                                      ^
In file included from current_backups_server.c:6:
handy.h:11: note: macro "min" defined here
   11 | #define min(a,b) \
      | 
In file included from /usr/include/c++/11/bits/specfun.h:46,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/limits:458:11: error: macro "min" requires 2 arguments, but only 1 given
  458 |       min() _GLIBCXX_USE_NOEXCEPT { return __glibcxx_min(char); }
      |           ^
In file included from current_backups_server.c:6:
handy.h:11: note: macro "min" defined here
   11 | #define min(a,b) \
      | 
In file included from /usr/include/c++/11/bits/specfun.h:46,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/limits:465:38: error: macro "min" requires 2 arguments, but only 1 given
  465 |       lowest() noexcept { return min(); }
      |                                      ^
In file included from current_backups_server.c:6:
handy.h:11: note: macro "min" defined here
   11 | #define min(a,b) \
      | 
In file included from /usr/include/c++/11/bits/specfun.h:46,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/limits:525:11: error: macro "min" requires 2 arguments, but only 1 given
  525 |       min() _GLIBCXX_USE_NOEXCEPT { return -__SCHAR_MAX__ - 1; }
      |           ^
In file included from current_backups_server.c:6:
handy.h:11: note: macro "min" defined here
   11 | #define min(a,b) \
      | 
In file included from /usr/include/c++/11/bits/specfun.h:46,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/limits:532:38: error: macro "min" requires 2 arguments, but only 1 given
  532 |       lowest() noexcept { return min(); }
      |                                      ^
In file included from current_backups_server.c:6:
handy.h:11: note: macro "min" defined here
   11 | #define min(a,b) \
      | 
In file included from /usr/include/c++/11/bits/specfun.h:46,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/limits:595:11: error: macro "min" requires 2 arguments, but only 1 given
  595 |       min() _GLIBCXX_USE_NOEXCEPT { return 0; }
      |           ^
In file included from current_backups_server.c:6:
handy.h:11: note: macro "min" defined here
   11 | #define min(a,b) \
      | 
In file included from /usr/include/c++/11/bits/specfun.h:46,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/limits:602:38: error: macro "min" requires 2 arguments, but only 1 given
  602 |       lowest() noexcept { return min(); }
      |                                      ^
In file included from current_backups_server.c:6:
handy.h:11: note: macro "min" defined here
   11 | #define min(a,b) \
      | 
In file included from /usr/include/c++/11/bits/specfun.h:46,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/limits:668:11: error: macro "min" requires 2 arguments, but only 1 given
  668 |       min() _GLIBCXX_USE_NOEXCEPT { return __glibcxx_min (wchar_t); }
      |           ^
In file included from current_backups_server.c:6:
handy.h:11: note: macro "min" defined here
   11 | #define min(a,b) \
      | 
In file included from /usr/include/c++/11/bits/specfun.h:46,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/limits:675:38: error: macro "min" requires 2 arguments, but only 1 given
  675 |       lowest() noexcept { return min(); }
      |                                      ^
In file included from current_backups_server.c:6:
handy.h:11: note: macro "min" defined here
   11 | #define min(a,b) \
      | 
In file included from /usr/include/c++/11/bits/specfun.h:46,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/limits:802:11: error: macro "min" requires 2 arguments, but only 1 given
  802 |       min() noexcept { return __glibcxx_min (char16_t); }
      |           ^
In file included from current_backups_server.c:6:
handy.h:11: note: macro "min" defined here
   11 | #define min(a,b) \
      | 
In file included from /usr/include/c++/11/bits/specfun.h:46,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/limits:808:38: error: macro "min" requires 2 arguments, but only 1 given
  808 |       lowest() noexcept { return min(); }
      |                                      ^
In file included from current_backups_server.c:6:
handy.h:11: note: macro "min" defined here
   11 | #define min(a,b) \
      | 
In file included from /usr/include/c++/11/bits/specfun.h:46,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/limits:863:11: error: macro "min" requires 2 arguments, but only 1 given
  863 |       min() noexcept { return __glibcxx_min (char32_t); }
      |           ^
In file included from current_backups_server.c:6:
handy.h:11: note: macro "min" defined here
   11 | #define min(a,b) \
      | 
In file included from /usr/include/c++/11/bits/specfun.h:46,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/limits:869:38: error: macro "min" requires 2 arguments, but only 1 given
  869 |       lowest() noexcept { return min(); }
      |                                      ^
In file included from current_backups_server.c:6:
handy.h:11: note: macro "min" defined here
   11 | #define min(a,b) \
      | 
In file included from /usr/include/c++/11/bits/specfun.h:46,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/limits:925:11: error: macro "min" requires 2 arguments, but only 1 given
  925 |       min() _GLIBCXX_USE_NOEXCEPT { return -__SHRT_MAX__ - 1; }
      |           ^
In file included from current_backups_server.c:6:
handy.h:11: note: macro "min" defined here
   11 | #define min(a,b) \
      | 
In file included from /usr/include/c++/11/bits/specfun.h:46,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/limits:932:38: error: macro "min" requires 2 arguments, but only 1 given
  932 |       lowest() noexcept { return min(); }
      |                                      ^
In file included from current_backups_server.c:6:
handy.h:11: note: macro "min" defined here
   11 | #define min(a,b) \
      | 
In file included from /usr/include/c++/11/bits/specfun.h:46,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/limits:992:11: error: macro "min" requires 2 arguments, but only 1 given
  992 |       min() _GLIBCXX_USE_NOEXCEPT { return 0; }
      |           ^
In file included from current_backups_server.c:6:
handy.h:11: note: macro "min" defined here
   11 | #define min(a,b) \
      | 
In file included from /usr/include/c++/11/bits/specfun.h:46,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/limits:999:38: error: macro "min" requires 2 arguments, but only 1 given
  999 |       lowest() noexcept { return min(); }
      |                                      ^
In file included from current_backups_server.c:6:
handy.h:11: note: macro "min" defined here
   11 | #define min(a,b) \
      | 
In file included from /usr/include/c++/11/bits/specfun.h:46,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/limits:1065:11: error: macro "min" requires 2 arguments, but only 1 given
 1065 |       min() _GLIBCXX_USE_NOEXCEPT { return -__INT_MAX__ - 1; }
      |           ^
In file included from current_backups_server.c:6:
handy.h:11: note: macro "min" defined here
   11 | #define min(a,b) \
      | 
In file included from /usr/include/c++/11/bits/specfun.h:46,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/limits:1072:38: error: macro "min" requires 2 arguments, but only 1 given
 1072 |       lowest() noexcept { return min(); }
      |                                      ^
In file included from current_backups_server.c:6:
handy.h:11: note: macro "min" defined here
   11 | #define min(a,b) \
      | 
In file included from /usr/include/c++/11/bits/specfun.h:46,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/limits:1132:11: error: macro "min" requires 2 arguments, but only 1 given
 1132 |       min() _GLIBCXX_USE_NOEXCEPT { return 0; }
      |           ^
In file included from current_backups_server.c:6:
handy.h:11: note: macro "min" defined here
   11 | #define min(a,b) \
      | 
In file included from /usr/include/c++/11/bits/specfun.h:46,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/limits:1139:38: error: macro "min" requires 2 arguments, but only 1 given
 1139 |       lowest() noexcept { return min(); }
      |                                      ^
In file included from current_backups_server.c:6:
handy.h:11: note: macro "min" defined here
   11 | #define min(a,b) \
      | 
In file included from /usr/include/c++/11/bits/specfun.h:46,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/limits:1204:11: error: macro "min" requires 2 arguments, but only 1 given
 1204 |       min() _GLIBCXX_USE_NOEXCEPT { return -__LONG_MAX__ - 1; }
      |           ^
In file included from current_backups_server.c:6:
handy.h:11: note: macro "min" defined here
   11 | #define min(a,b) \
      | 
In file included from /usr/include/c++/11/bits/specfun.h:46,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/limits:1211:38: error: macro "min" requires 2 arguments, but only 1 given
 1211 |       lowest() noexcept { return min(); }
      |                                      ^
In file included from current_backups_server.c:6:
handy.h:11: note: macro "min" defined here
   11 | #define min(a,b) \
      | 
In file included from /usr/include/c++/11/bits/specfun.h:46,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/limits:1271:11: error: macro "min" requires 2 arguments, but only 1 given
 1271 |       min() _GLIBCXX_USE_NOEXCEPT { return 0; }
      |           ^
In file included from current_backups_server.c:6:
handy.h:11: note: macro "min" defined here
   11 | #define min(a,b) \
      | 
In file included from /usr/include/c++/11/bits/specfun.h:46,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/limits:1278:38: error: macro "min" requires 2 arguments, but only 1 given
 1278 |       lowest() noexcept { return min(); }
      |                                      ^
In file included from current_backups_server.c:6:
handy.h:11: note: macro "min" defined here
   11 | #define min(a,b) \
      | 
In file included from /usr/include/c++/11/bits/specfun.h:46,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/limits:1344:11: error: macro "min" requires 2 arguments, but only 1 given
 1344 |       min() _GLIBCXX_USE_NOEXCEPT { return -__LONG_LONG_MAX__ - 1; }
      |           ^
In file included from current_backups_server.c:6:
handy.h:11: note: macro "min" defined here
   11 | #define min(a,b) \
      | 
In file included from /usr/include/c++/11/bits/specfun.h:46,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/limits:1351:38: error: macro "min" requires 2 arguments, but only 1 given
 1351 |       lowest() noexcept { return min(); }
      |                                      ^
In file included from current_backups_server.c:6:
handy.h:11: note: macro "min" defined here
   11 | #define min(a,b) \
      | 
In file included from /usr/include/c++/11/bits/specfun.h:46,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/limits:1414:11: error: macro "min" requires 2 arguments, but only 1 given
 1414 |       min() _GLIBCXX_USE_NOEXCEPT { return 0; }
      |           ^
In file included from current_backups_server.c:6:
handy.h:11: note: macro "min" defined here
   11 | #define min(a,b) \
      | 
In file included from /usr/include/c++/11/bits/specfun.h:46,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/limits:1421:38: error: macro "min" requires 2 arguments, but only 1 given
 1421 |       lowest() noexcept { return min(); }
      |                                      ^
In file included from current_backups_server.c:6:
handy.h:11: note: macro "min" defined here
   11 | #define min(a,b) \
      | 
In file included from /usr/include/c++/11/bits/specfun.h:46,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/limits:1637:51: error: macro "min" requires 2 arguments, but only 1 given
 1637 |           __INT_N_U201103 (__GLIBCXX_TYPE_INT_N_0))
      |                                                   ^
In file included from current_backups_server.c:6:
handy.h:11: note: macro "min" defined here
   11 | #define min(a,b) \
      | 
In file included from /usr/include/c++/11/bits/specfun.h:46,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/limits:1637:51: error: macro "min" requires 2 arguments, but only 1 given
 1637 |           __INT_N_U201103 (__GLIBCXX_TYPE_INT_N_0))
      |                                                   ^
In file included from current_backups_server.c:6:
handy.h:11: note: macro "min" defined here
   11 | #define min(a,b) \
      | 
In file included from /usr/include/c++/11/bits/specfun.h:46,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/limits:1637:51: error: macro "min" requires 2 arguments, but only 1 given
 1637 |           __INT_N_U201103 (__GLIBCXX_TYPE_INT_N_0))
      |                                                   ^
In file included from current_backups_server.c:6:
handy.h:11: note: macro "min" defined here
   11 | #define min(a,b) \
      | 
In file included from /usr/include/c++/11/bits/specfun.h:46,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/limits:1637:51: error: macro "min" requires 2 arguments, but only 1 given
 1637 |           __INT_N_U201103 (__GLIBCXX_TYPE_INT_N_0))
      |                                                   ^
In file included from current_backups_server.c:6:
handy.h:11: note: macro "min" defined here
   11 | #define min(a,b) \
      | 
In file included from /usr/include/c++/11/bits/specfun.h:46,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/limits:1673:11: error: macro "min" requires 2 arguments, but only 1 given
 1673 |       min() _GLIBCXX_USE_NOEXCEPT { return __FLT_MIN__; }
      |           ^
In file included from current_backups_server.c:6:
handy.h:11: note: macro "min" defined here
   11 | #define min(a,b) \
      | 
In file included from /usr/include/c++/11/bits/specfun.h:46,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/limits:1748:11: error: macro "min" requires 2 arguments, but only 1 given
 1748 |       min() _GLIBCXX_USE_NOEXCEPT { return __DBL_MIN__; }
      |           ^
In file included from current_backups_server.c:6:
handy.h:11: note: macro "min" defined here
   11 | #define min(a,b) \
      | 
In file included from /usr/include/c++/11/bits/specfun.h:46,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/limits:1823:11: error: macro "min" requires 2 arguments, but only 1 given
 1823 |       min() _GLIBCXX_USE_NOEXCEPT { return __LDBL_MIN__; }
      |           ^
In file included from current_backups_server.c:6:
handy.h:11: note: macro "min" defined here
   11 | #define min(a,b) \
      | 
In file included from /usr/include/c++/11/bits/specfun.h:50,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/tr1/bessel_function.tcc:168:68: error: macro "min" requires 2 arguments, but only 1 given
  168 |       const _Tp __fp_min = std::sqrt(std::numeric_limits<_Tp>::min());
      |                                                                    ^
In file included from current_backups_server.c:6:
handy.h:11: note: macro "min" defined here
   11 | #define min(a,b) \
      | 
In file included from /usr/include/c++/11/bits/specfun.h:52,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/tr1/ell_integral.tcc:80:55: error: macro "min" requires 2 arguments, but only 1 given
   80 |       const _Tp __min = std::numeric_limits<_Tp>::min();
      |                                                       ^
In file included from current_backups_server.c:6:
handy.h:11: note: macro "min" defined here
   11 | #define min(a,b) \
      | 
In file included from /usr/include/c++/11/bits/specfun.h:52,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/tr1/ell_integral.tcc:496:55: error: macro "min" requires 2 arguments, but only 1 given
  496 |       const _Tp __min = std::numeric_limits<_Tp>::min();
      |                                                       ^
In file included from current_backups_server.c:6:
handy.h:11: note: macro "min" defined here
   11 | #define min(a,b) \
      | 
In file included from /usr/include/c++/11/bits/specfun.h:52,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/tr1/ell_integral.tcc:565:55: error: macro "min" requires 2 arguments, but only 1 given
  565 |       const _Tp __min = std::numeric_limits<_Tp>::min();
      |                                                       ^
In file included from current_backups_server.c:6:
handy.h:11: note: macro "min" defined here
   11 | #define min(a,b) \
      | 
In file included from /usr/include/c++/11/bits/specfun.h:53,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/tr1/exp_integral.tcc:207:58: error: macro "min" requires 2 arguments, but only 1 given
  207 |       const _Tp __fp_min = std::numeric_limits<_Tp>::min();
      |                                                          ^
In file included from current_backups_server.c:6:
handy.h:11: note: macro "min" defined here
   11 | #define min(a,b) \
      | 
--- delete_client.o ---
c++   -c  -I/usr/pkg/include -I/usr/include -I. -I..  -pipe -O2 -I/usr/pkg/include -I/usr/include delete_client.c
--- current_backups_server.o ---
handy.h:12:5: error: expected unqualified-id before '{' token
   12 |    ({ __typeof__ (a) _a = (a); \
      |     ^
handy.h:12:5: error: expected ')' before '{' token
   12 |    ({ __typeof__ (a) _a = (a); \
      |    ~^
handy.h:14:26: error: expected unqualified-id before ')' token
   14 |      _a < _b ? _a : _b; })
      |                          ^
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_algobase.h:281:7: error: expected primary-expression before 'if'
  281 |       if (__comp(__b, __a))
      |       ^~
/usr/include/c++/11/bits/stl_algobase.h:281:7: error: expected '}' before 'if'
/usr/include/c++/11/bits/stl_algobase.h:279:5: note: to match this '{'
  279 |     {
      |     ^
/usr/include/c++/11/bits/stl_algobase.h:279:6: error: expected ';' before 'if'
  279 |     {
      |      ^
      |      ;
  280 |       //return __comp(__b, __a) ? __b : __a;
  281 |       if (__comp(__b, __a))
      |       ~~
/usr/include/c++/11/bits/stl_algobase.h:283:7: error: expected unqualified-id before 'return'
  283 |       return __a;
      |       ^~~~~~
/usr/include/c++/11/bits/stl_algobase.h:375:38: error: 'random_access_iterator_tag' was not declared in this scope; did you mean 'std::random_access_iterator_tag'?
  375 |     struct __copy_move<false, false, random_access_iterator_tag>
      |                                      ^~~~~~~~~~~~~~~~~~~~~~~~~~
      |                                      std::random_access_iterator_tag
In file included from /usr/include/c++/11/bits/stl_algobase.h:65,
                 from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_iterator_base_types.h:107:10: note: 'std::random_access_iterator_tag' declared here
  107 |   struct random_access_iterator_tag : public bidirectional_iterator_tag { };
      |          ^~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_algobase.h:375:64: error: template argument 3 is invalid
  375 |     struct __copy_move<false, false, random_access_iterator_tag>
      |                                                                ^
/usr/include/c++/11/bits/stl_algobase.h:395:37: error: 'random_access_iterator_tag' was not declared in this scope; did you mean 'std::random_access_iterator_tag'?
  395 |     struct __copy_move<true, false, random_access_iterator_tag>
      |                                     ^~~~~~~~~~~~~~~~~~~~~~~~~~
      |                                     std::random_access_iterator_tag
In file included from /usr/include/c++/11/bits/stl_algobase.h:65,
                 from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_iterator_base_types.h:107:10: note: 'std::random_access_iterator_tag' declared here
  107 |   struct random_access_iterator_tag : public bidirectional_iterator_tag { };
      |          ^~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_algobase.h:395:63: error: template argument 3 is invalid
  395 |     struct __copy_move<true, false, random_access_iterator_tag>
      |                                                               ^
/usr/include/c++/11/bits/stl_algobase.h:415:39: error: 'random_access_iterator_tag' was not declared in this scope; did you mean 'std::random_access_iterator_tag'?
  415 |     struct __copy_move<_IsMove, true, random_access_iterator_tag>
      |                                       ^~~~~~~~~~~~~~~~~~~~~~~~~~
      |                                       std::random_access_iterator_tag
In file included from /usr/include/c++/11/bits/stl_algobase.h:65,
                 from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_iterator_base_types.h:107:10: note: 'std::random_access_iterator_tag' declared here
  107 |   struct random_access_iterator_tag : public bidirectional_iterator_tag { };
      |          ^~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_algobase.h:415:65: error: template argument 3 is invalid
  415 |     struct __copy_move<_IsMove, true, random_access_iterator_tag>
      |                                                                 ^
/usr/include/c++/11/bits/stl_algobase.h:457:37: error: '__is_char' was not declared in this scope; did you mean 'std::__is_char'?
  457 |     typename __gnu_cxx::__enable_if<__is_char<_CharT>::__value,
      |                                     ^~~~~~~~~
      |                                     std::__is_char
In file included from /usr/include/c++/11/cmath:42,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/cpp_type_traits.h:353:12: note: 'std::__is_char' declared here
  353 |     struct __is_char
      |            ^~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_algobase.h:457:53: error: wrong number of template arguments (1, should be 2)
  457 |     typename __gnu_cxx::__enable_if<__is_char<_CharT>::__value,
      |                                                     ^
In file included from /usr/include/c++/11/cmath:43,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/ext/type_traits.h:45:12: note: provided for 'template<bool <anonymous>, class> struct __gnu_cxx::__enable_if'
   45 |     struct __enable_if
      |            ^~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_algobase.h:457:54: error: expected identifier before '::' token
  457 |     typename __gnu_cxx::__enable_if<__is_char<_CharT>::__value,
      |                                                      ^~
/usr/include/c++/11/bits/stl_algobase.h:457:56: error: '__value' should have been declared inside '::'
  457 |     typename __gnu_cxx::__enable_if<__is_char<_CharT>::__value,
      |                                                        ^~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:457:63: error: expected ';' before ',' token
  457 |     typename __gnu_cxx::__enable_if<__is_char<_CharT>::__value,
      |                                                               ^
      |                                                               ;
/usr/include/c++/11/bits/stl_algobase.h:463:37: error: '__is_char' was not declared in this scope; did you mean 'std::__is_char'?
  463 |     typename __gnu_cxx::__enable_if<__is_char<_CharT>::__value,
      |                                     ^~~~~~~~~
      |                                     std::__is_char
In file included from /usr/include/c++/11/cmath:42,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/cpp_type_traits.h:353:12: note: 'std::__is_char' declared here
  353 |     struct __is_char
      |            ^~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_algobase.h:463:53: error: wrong number of template arguments (1, should be 2)
  463 |     typename __gnu_cxx::__enable_if<__is_char<_CharT>::__value,
      |                                                     ^
In file included from /usr/include/c++/11/cmath:43,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/ext/type_traits.h:45:12: note: provided for 'template<bool <anonymous>, class> struct __gnu_cxx::__enable_if'
   45 |     struct __enable_if
      |            ^~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_algobase.h:463:54: error: expected identifier before '::' token
  463 |     typename __gnu_cxx::__enable_if<__is_char<_CharT>::__value,
      |                                                      ^~
/usr/include/c++/11/bits/stl_algobase.h:463:54: error: explicit qualification in declaration of '__value'
/usr/include/c++/11/bits/stl_algobase.h:463:54: error: redefinition of 'template<bool _IsMove, class _CharT> int __value'
/usr/include/c++/11/bits/stl_algobase.h:457:54: note: 'template<bool _IsMove, class _CharT> int __value<_IsMove, _CharT>' previously declared here
  457 |     typename __gnu_cxx::__enable_if<__is_char<_CharT>::__value,
      |                                                      ^~
/usr/include/c++/11/bits/stl_algobase.h:469:37: error: '__is_char' was not declared in this scope; did you mean 'std::__is_char'?
  469 |     typename __gnu_cxx::__enable_if<__is_char<_CharT>::__value,
      |                                     ^~~~~~~~~
      |                                     std::__is_char
In file included from /usr/include/c++/11/cmath:42,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/cpp_type_traits.h:353:12: note: 'std::__is_char' declared here
  353 |     struct __is_char
      |            ^~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_algobase.h:469:53: error: wrong number of template arguments (1, should be 2)
  469 |     typename __gnu_cxx::__enable_if<__is_char<_CharT>::__value,
      |                                                     ^
In file included from /usr/include/c++/11/cmath:43,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/ext/type_traits.h:45:12: note: provided for 'template<bool <anonymous>, class> struct __gnu_cxx::__enable_if'
   45 |     struct __enable_if
      |            ^~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_algobase.h:469:54: error: expected identifier before '::' token
  469 |     typename __gnu_cxx::__enable_if<__is_char<_CharT>::__value,
      |                                                      ^~
/usr/include/c++/11/bits/stl_algobase.h:469:54: error: explicit qualification in declaration of '__value'
/usr/include/c++/11/bits/stl_algobase.h:469:54: error: redefinition of 'template<bool _IsMove, class _CharT> int __value'
/usr/include/c++/11/bits/stl_algobase.h:457:54: note: 'template<bool _IsMove, class _CharT> int __value<_IsMove, _CharT>' previously declared here
  457 |     typename __gnu_cxx::__enable_if<__is_char<_CharT>::__value,
      |                                                      ^~
/usr/include/c++/11/bits/stl_algobase.h:476:7: error: '__is_char' was not declared in this scope; did you mean 'std::__is_char'?
  476 |       __is_char<_CharT>::__value,
      |       ^~~~~~~~~
      |       std::__is_char
In file included from /usr/include/c++/11/cmath:42,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/cpp_type_traits.h:353:12: note: 'std::__is_char' declared here
  353 |     struct __is_char
      |            ^~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_algobase.h:476:23: error: wrong number of template arguments (1, should be 2)
  476 |       __is_char<_CharT>::__value,
      |                       ^
In file included from /usr/include/c++/11/cmath:43,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/ext/type_traits.h:45:12: note: provided for 'template<bool <anonymous>, class> struct __gnu_cxx::__enable_if'
   45 |     struct __enable_if
      |            ^~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_algobase.h:476:24: error: expected identifier before '::' token
  476 |       __is_char<_CharT>::__value,
      |                        ^~
/usr/include/c++/11/bits/stl_algobase.h:476:24: error: explicit qualification in declaration of '__value'
/usr/include/c++/11/bits/stl_algobase.h:476:24: error: redefinition of 'template<bool _IsMove, class _CharT> int __value'
/usr/include/c++/11/bits/stl_algobase.h:457:54: note: 'template<bool _IsMove, class _CharT> int __value<_IsMove, _CharT>' previously declared here
  457 |     typename __gnu_cxx::__enable_if<__is_char<_CharT>::__value,
      |                                                      ^~
/usr/include/c++/11/bits/stl_algobase.h: In function '_OI __copy_move_a2(_II, _II, _OI)':
/usr/include/c++/11/bits/stl_algobase.h:488:24: error: expected nested-name-specifier before 'iterator_traits'
  488 |       typedef typename iterator_traits<_II>::iterator_category _Category;
      |                        ^~~~~~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:488:39: error: expected initializer before '<' token
  488 |       typedef typename iterator_traits<_II>::iterator_category _Category;
      |                                       ^
/usr/include/c++/11/bits/stl_algobase.h:494:19: error: '__copy_move' is not a member of 'std'; did you mean '__copy_move'?
  494 |       return std::__copy_move<_IsMove, __memcpyable<_OI, _II>::__value,
      |                   ^~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:345:12: note: '__copy_move' declared here
  345 |     struct __copy_move
      |            ^~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:494:40: error: '__memcpyable' was not declared in this scope; did you mean 'std::__memcpyable'?
  494 |       return std::__copy_move<_IsMove, __memcpyable<_OI, _II>::__value,
      |                                        ^~~~~~~~~~~~
      |                                        std::__memcpyable
In file included from /usr/include/c++/11/cmath:42,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/cpp_type_traits.h:443:12: note: 'std::__memcpyable' declared here
  443 |     struct __memcpyable
      |            ^~~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_algobase.h:494:56: error: expected primary-expression before ',' token
  494 |       return std::__copy_move<_IsMove, __memcpyable<_OI, _II>::__value,
      |                                                        ^
/usr/include/c++/11/bits/stl_algobase.h:494:61: error: expected primary-expression before '>' token
  494 |       return std::__copy_move<_IsMove, __memcpyable<_OI, _II>::__value,
      |                                                             ^
/usr/include/c++/11/bits/stl_algobase.h:494:71: error: missing template arguments before ',' token
  494 |       return std::__copy_move<_IsMove, __memcpyable<_OI, _II>::__value,
      |                                                                       ^
/usr/include/c++/11/bits/stl_algobase.h:495:31: error: '_Category' was not declared in this scope
  495 |                               _Category>::__copy_m(__first, __last, __result);
      |                               ^~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:495:43: error: '::__copy_m' has not been declared; did you mean '__copy_move'?
  495 |                               _Category>::__copy_m(__first, __last, __result);
      |                                           ^~~~~~~~
      |                                           __copy_move
/usr/include/c++/11/bits/stl_algobase.h: At global scope:
/usr/include/c++/11/bits/stl_algobase.h:501:36: error: '_Deque_iterator' is not a member of 'std'; did you mean 'reverse_iterator'?
  501 |     __copy_move_a1(_GLIBCXX_STD_C::_Deque_iterator<_Tp, _Ref, _Ptr>,
      |                                    ^~~~~~~~~~~~~~~
      |                                    reverse_iterator
/usr/include/c++/11/bits/stl_algobase.h:501:55: error: expected primary-expression before ',' token
  501 |     __copy_move_a1(_GLIBCXX_STD_C::_Deque_iterator<_Tp, _Ref, _Ptr>,
      |                                                       ^
/usr/include/c++/11/bits/stl_algobase.h:501:61: error: expected primary-expression before ',' token
  501 |     __copy_move_a1(_GLIBCXX_STD_C::_Deque_iterator<_Tp, _Ref, _Ptr>,
      |                                                             ^
/usr/include/c++/11/bits/stl_algobase.h:501:67: error: expected primary-expression before '>' token
  501 |     __copy_move_a1(_GLIBCXX_STD_C::_Deque_iterator<_Tp, _Ref, _Ptr>,
      |                                                                   ^
/usr/include/c++/11/bits/stl_algobase.h:501:68: error: expected primary-expression before ',' token
  501 |     __copy_move_a1(_GLIBCXX_STD_C::_Deque_iterator<_Tp, _Ref, _Ptr>,
      |                                                                    ^
/usr/include/c++/11/bits/stl_algobase.h:502:36: error: '_Deque_iterator' is not a member of 'std'; did you mean 'reverse_iterator'?
  502 |                    _GLIBCXX_STD_C::_Deque_iterator<_Tp, _Ref, _Ptr>,
      |                                    ^~~~~~~~~~~~~~~
      |                                    reverse_iterator
/usr/include/c++/11/bits/stl_algobase.h:502:55: error: expected primary-expression before ',' token
  502 |                    _GLIBCXX_STD_C::_Deque_iterator<_Tp, _Ref, _Ptr>,
      |                                                       ^
/usr/include/c++/11/bits/stl_algobase.h:502:61: error: expected primary-expression before ',' token
  502 |                    _GLIBCXX_STD_C::_Deque_iterator<_Tp, _Ref, _Ptr>,
      |                                                             ^
/usr/include/c++/11/bits/stl_algobase.h:502:67: error: expected primary-expression before '>' token
  502 |                    _GLIBCXX_STD_C::_Deque_iterator<_Tp, _Ref, _Ptr>,
      |                                                                   ^
/usr/include/c++/11/bits/stl_algobase.h:502:68: error: expected primary-expression before ',' token
  502 |                    _GLIBCXX_STD_C::_Deque_iterator<_Tp, _Ref, _Ptr>,
      |                                                                    ^
/usr/include/c++/11/bits/stl_algobase.h:503:23: error: expected primary-expression before ')' token
  503 |                    _OI);
      |                       ^
/usr/include/c++/11/bits/stl_algobase.h:507:21: error: '_Deque_iterator' in namespace 'std' does not name a template type; did you mean 'reverse_iterator'?
  507 |     _GLIBCXX_STD_C::_Deque_iterator<_OTp, _OTp&, _OTp*>
      |                     ^~~~~~~~~~~~~~~
      |                     reverse_iterator
/usr/include/c++/11/bits/stl_algobase.h:514:7: error: '__is_random_access_iter' was not declared in this scope; did you mean 'std::__is_random_access_iter'?
  514 |       __is_random_access_iter<_II>::__value,
      |       ^~~~~~~~~~~~~~~~~~~~~~~
      |       std::__is_random_access_iter
In file included from /usr/include/c++/11/bits/stl_algobase.h:65,
                 from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_iterator_base_types.h:255:12: note: 'std::__is_random_access_iter' declared here
  255 |     struct __is_random_access_iter
      |            ^~~~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_algobase.h:514:34: error: wrong number of template arguments (1, should be 2)
  514 |       __is_random_access_iter<_II>::__value,
      |                                  ^
In file included from /usr/include/c++/11/cmath:43,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/ext/type_traits.h:45:12: note: provided for 'template<bool <anonymous>, class> struct __gnu_cxx::__enable_if'
   45 |     struct __enable_if
      |            ^~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_algobase.h:514:35: error: expected identifier before '::' token
  514 |       __is_random_access_iter<_II>::__value,
      |                                   ^~
/usr/include/c++/11/bits/stl_algobase.h:514:35: error: explicit qualification in declaration of '__value'
/usr/include/c++/11/bits/stl_algobase.h:514:37: error: redeclaration of 'template<bool _IsMove, class _II, class _Tp> int __value'
  514 |       __is_random_access_iter<_II>::__value,
      |                                     ^~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:457:54: note: previous declaration 'template<bool _IsMove, class _CharT> int __value<_IsMove, _CharT>'
  457 |     typename __gnu_cxx::__enable_if<__is_char<_CharT>::__value,
      |                                                      ^~
/usr/include/c++/11/bits/stl_algobase.h:514:44: error: expected ';' before ',' token
  514 |       __is_random_access_iter<_II>::__value,
      |                                            ^
      |                                            ;
/usr/include/c++/11/bits/stl_algobase.h:521:57: error: 'template<bool _IsMove, class _II, class _OI> _OI __copy_move_a1(_II, _II, _OI)' conflicts with a previous declaration
  521 |     __copy_move_a1(_II __first, _II __last, _OI __result)
      |                                                         ^
/usr/include/c++/11/bits/stl_algobase.h:501:5: note: previous declaration 'template<bool _IsMove, class _Tp, class _Ref, class _Ptr, class _OI> _OI __copy_move_a1<_IsMove, _Tp, _Ref, _Ptr, _OI>'
  501 |     __copy_move_a1(_GLIBCXX_STD_C::_Deque_iterator<_Tp, _Ref, _Ptr>,
      |     ^~~~~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h: In function '_OI __copy_move_a1(_II, _II, _OI)':
/usr/include/c++/11/bits/stl_algobase.h:522:19: error: '__copy_move_a2' is not a member of 'std'; did you mean '__copy_move_a2'?
  522 |     { return std::__copy_move_a2<_IsMove>(__first, __last, __result); }
      |                   ^~~~~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:486:5: note: '__copy_move_a2' declared here
  486 |     __copy_move_a2(_II __first, _II __last, _OI __result)
      |     ^~~~~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h: In function '_OI __copy_move_a(_II, _II, _OI)':
/usr/include/c++/11/bits/stl_algobase.h:529:19: error: '__niter_wrap' is not a member of 'std'; did you mean '__niter_base'?
  529 |       return std::__niter_wrap(__result,
      |                   ^~~~~~~~~~~~
      |                   __niter_base
/usr/include/c++/11/bits/stl_algobase.h:530:22: error: '__copy_move_a1' is not a member of 'std'; did you mean '__copy_move_a1<_IsMove, _Tp, _Ref, _Ptr, _OI>'?
  530 |                 std::__copy_move_a1<_IsMove>(std::__niter_base(__first),
      |                      ^~~~~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:501:5: note: '__copy_move_a1<_IsMove, _Tp, _Ref, _Ptr, _OI>' declared here
  501 |     __copy_move_a1(_GLIBCXX_STD_C::_Deque_iterator<_Tp, _Ref, _Ptr>,
      |     ^~~~~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h: At global scope:
/usr/include/c++/11/bits/stl_algobase.h:579:7: error: '__is_char' was not declared in this scope; did you mean 'std::__is_char'?
  579 |       __is_char<_CharT>::__value, _CharT*>::__type
      |       ^~~~~~~~~
      |       std::__is_char
In file included from /usr/include/c++/11/cmath:42,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/cpp_type_traits.h:353:12: note: 'std::__is_char' declared here
  353 |     struct __is_char
      |            ^~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_algobase.h:579:23: error: wrong number of template arguments (1, should be 2)
  579 |       __is_char<_CharT>::__value, _CharT*>::__type
      |                       ^
In file included from /usr/include/c++/11/cmath:43,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/ext/type_traits.h:45:12: note: provided for 'template<bool <anonymous>, class> struct __gnu_cxx::__enable_if'
   45 |     struct __enable_if
      |            ^~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_algobase.h:579:24: error: expected identifier before '::' token
  579 |       __is_char<_CharT>::__value, _CharT*>::__type
      |                        ^~
/usr/include/c++/11/bits/stl_algobase.h:579:24: error: explicit qualification in declaration of '__value'
/usr/include/c++/11/bits/stl_algobase.h:579:26: error: redeclaration of 'template<class _CharT, class _Size> int __value'
  579 |       __is_char<_CharT>::__value, _CharT*>::__type
      |                          ^~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:457:54: note: previous declaration 'template<bool _IsMove, class _CharT> int __value<_IsMove, _CharT>'
  457 |     typename __gnu_cxx::__enable_if<__is_char<_CharT>::__value,
      |                                                      ^~
/usr/include/c++/11/bits/stl_algobase.h:579:33: error: expected ';' before ',' token
  579 |       __is_char<_CharT>::__value, _CharT*>::__type
      |                                 ^
      |                                 ;
/usr/include/c++/11/bits/stl_algobase.h:585:7: error: '__is_char' was not declared in this scope; did you mean 'std::__is_char'?
  585 |       __is_char<_CharT>::__value,
      |       ^~~~~~~~~
      |       std::__is_char
In file included from /usr/include/c++/11/cmath:42,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/cpp_type_traits.h:353:12: note: 'std::__is_char' declared here
  353 |     struct __is_char
      |            ^~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_algobase.h:585:23: error: wrong number of template arguments (1, should be 2)
  585 |       __is_char<_CharT>::__value,
      |                       ^
In file included from /usr/include/c++/11/cmath:43,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/ext/type_traits.h:45:12: note: provided for 'template<bool <anonymous>, class> struct __gnu_cxx::__enable_if'
   45 |     struct __enable_if
      |            ^~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_algobase.h:585:24: error: expected identifier before '::' token
  585 |       __is_char<_CharT>::__value,
      |                        ^~
/usr/include/c++/11/bits/stl_algobase.h:585:24: error: explicit qualification in declaration of '__value'
/usr/include/c++/11/bits/stl_algobase.h:585:26: error: redeclaration of 'template<class _CharT, class _Size> int __value'
  585 |       __is_char<_CharT>::__value,
      |                          ^~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:457:54: note: previous declaration 'template<bool _IsMove, class _CharT> int __value<_IsMove, _CharT>'
  457 |     typename __gnu_cxx::__enable_if<__is_char<_CharT>::__value,
      |                                                      ^~
/usr/include/c++/11/bits/stl_algobase.h:585:33: error: expected ';' before ',' token
  585 |       __is_char<_CharT>::__value,
      |                                 ^
      |                                 ;
/usr/include/c++/11/bits/stl_algobase.h: In function '_OI copy(_II, _II, _OI)':
/usr/include/c++/11/bits/stl_algobase.h:619:19: error: '__copy_move_a' is not a member of 'std'; did you mean '__copy_move_a'?
  619 |       return std::__copy_move_a<__is_move_iterator<_II>::__value>
      |                   ^~~~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:552:5: note: '__copy_move_a' declared here
  552 |     __copy_move_a(const ::__gnu_debug::_Safe_iterator<_IIte, _ISeq, _ICat>&,
      |     ^~~~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:619:33: error: '__is_move_iterator' was not declared in this scope; did you mean 'std::__is_move_iterator'?
  619 |       return std::__copy_move_a<__is_move_iterator<_II>::__value>
      |                                 ^~~~~~~~~~~~~~~~~~
      |                                 std::__is_move_iterator
In file included from /usr/include/c++/11/cmath:42,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/cpp_type_traits.h:549:12: note: 'std::__is_move_iterator' declared here
  549 |     struct __is_move_iterator
      |            ^~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_algobase.h:619:55: error: expected primary-expression before '>' token
  619 |       return std::__copy_move_a<__is_move_iterator<_II>::__value>
      |                                                       ^
/usr/include/c++/11/bits/stl_algobase.h:619:65: error: missing template arguments before '>' token
  619 |       return std::__copy_move_a<__is_move_iterator<_II>::__value>
      |                                                                 ^
/usr/include/c++/11/bits/stl_algobase.h: In function '_OI move(_II, _II, _OI)':
/usr/include/c++/11/bits/stl_algobase.h:652:19: error: '__copy_move_a' is not a member of 'std'; did you mean '__copy_move_a'?
  652 |       return std::__copy_move_a<true>(std::__miter_base(__first),
      |                   ^~~~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:552:5: note: '__copy_move_a' declared here
  552 |     __copy_move_a(const ::__gnu_debug::_Safe_iterator<_IIte, _ISeq, _ICat>&,
      |     ^~~~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h: At global scope:
/usr/include/c++/11/bits/stl_algobase.h:692:47: error: 'random_access_iterator_tag' was not declared in this scope; did you mean 'std::random_access_iterator_tag'?
  692 |     struct __copy_move_backward<false, false, random_access_iterator_tag>
      |                                               ^~~~~~~~~~~~~~~~~~~~~~~~~~
      |                                               std::random_access_iterator_tag
In file included from /usr/include/c++/11/bits/stl_algobase.h:65,
                 from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_iterator_base_types.h:107:10: note: 'std::random_access_iterator_tag' declared here
  107 |   struct random_access_iterator_tag : public bidirectional_iterator_tag { };
      |          ^~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_algobase.h:692:73: error: template argument 3 is invalid
  692 |     struct __copy_move_backward<false, false, random_access_iterator_tag>
      |                                                                         ^
/usr/include/c++/11/bits/stl_algobase.h:709:46: error: 'random_access_iterator_tag' was not declared in this scope; did you mean 'std::random_access_iterator_tag'?
  709 |     struct __copy_move_backward<true, false, random_access_iterator_tag>
      |                                              ^~~~~~~~~~~~~~~~~~~~~~~~~~
      |                                              std::random_access_iterator_tag
In file included from /usr/include/c++/11/bits/stl_algobase.h:65,
                 from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_iterator_base_types.h:107:10: note: 'std::random_access_iterator_tag' declared here
  107 |   struct random_access_iterator_tag : public bidirectional_iterator_tag { };
      |          ^~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_algobase.h:709:72: error: template argument 3 is invalid
  709 |     struct __copy_move_backward<true, false, random_access_iterator_tag>
      |                                                                        ^
/usr/include/c++/11/bits/stl_algobase.h:726:48: error: 'random_access_iterator_tag' was not declared in this scope; did you mean 'std::random_access_iterator_tag'?
  726 |     struct __copy_move_backward<_IsMove, true, random_access_iterator_tag>
      |                                                ^~~~~~~~~~~~~~~~~~~~~~~~~~
      |                                                std::random_access_iterator_tag
In file included from /usr/include/c++/11/bits/stl_algobase.h:65,
                 from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_iterator_base_types.h:107:10: note: 'std::random_access_iterator_tag' declared here
  107 |   struct random_access_iterator_tag : public bidirectional_iterator_tag { };
      |          ^~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_algobase.h:726:74: error: template argument 3 is invalid
  726 |     struct __copy_move_backward<_IsMove, true, random_access_iterator_tag>
      |                                                                          ^
/usr/include/c++/11/bits/stl_algobase.h: In function '_BI2 __copy_move_backward_a2(_BI1, _BI1, _BI2)':
/usr/include/c++/11/bits/stl_algobase.h:752:24: error: expected nested-name-specifier before 'iterator_traits'
  752 |       typedef typename iterator_traits<_BI1>::iterator_category _Category;
      |                        ^~~~~~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:752:39: error: expected initializer before '<' token
  752 |       typedef typename iterator_traits<_BI1>::iterator_category _Category;
      |                                       ^
/usr/include/c++/11/bits/stl_algobase.h:758:19: error: '__copy_move_backward' is not a member of 'std'; did you mean '__copy_move_backward'?
  758 |       return std::__copy_move_backward<_IsMove,
      |                   ^~~~~~~~~~~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:662:12: note: '__copy_move_backward' declared here
  662 |     struct __copy_move_backward
      |            ^~~~~~~~~~~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:759:40: error: '__memcpyable' was not declared in this scope; did you mean 'std::__memcpyable'?
  759 |                                        __memcpyable<_BI2, _BI1>::__value,
      |                                        ^~~~~~~~~~~~
      |                                        std::__memcpyable
In file included from /usr/include/c++/11/cmath:42,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/cpp_type_traits.h:443:12: note: 'std::__memcpyable' declared here
  443 |     struct __memcpyable
      |            ^~~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_algobase.h:759:57: error: expected primary-expression before ',' token
  759 |                                        __memcpyable<_BI2, _BI1>::__value,
      |                                                         ^
/usr/include/c++/11/bits/stl_algobase.h:759:63: error: expected primary-expression before '>' token
  759 |                                        __memcpyable<_BI2, _BI1>::__value,
      |                                                               ^
/usr/include/c++/11/bits/stl_algobase.h:759:73: error: missing template arguments before ',' token
  759 |                                        __memcpyable<_BI2, _BI1>::__value,
      |                                                                         ^
/usr/include/c++/11/bits/stl_algobase.h:760:40: error: '_Category' was not declared in this scope
  760 |                                        _Category>::__copy_move_b(__first,
      |                                        ^~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:760:52: error: '::__copy_move_b' has not been declared; did you mean '__copy_move_a'?
  760 |                                        _Category>::__copy_move_b(__first,
      |                                                    ^~~~~~~~~~~~~
      |                                                    __copy_move_a
/usr/include/c++/11/bits/stl_algobase.h: In function '_BI2 __copy_move_backward_a1(_BI1, _BI1, _BI2)':
/usr/include/c++/11/bits/stl_algobase.h:769:19: error: '__copy_move_backward_a2' is not a member of 'std'; did you mean '__copy_move_backward_a2'?
  769 |     { return std::__copy_move_backward_a2<_IsMove>(__first, __last, __result); }
      |                   ^~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:750:5: note: '__copy_move_backward_a2' declared here
  750 |     __copy_move_backward_a2(_BI1 __first, _BI1 __last, _BI2 __result)
      |     ^~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h: At global scope:
/usr/include/c++/11/bits/stl_algobase.h:774:45: error: 'template<bool _IsMove, class _Tp, class _Ref, class _Ptr, class _OI> _OI __copy_move_backward_a1' conflicts with a previous declaration
  774 |     __copy_move_backward_a1(_GLIBCXX_STD_C::_Deque_iterator<_Tp, _Ref, _Ptr>,
      |                                             ^~~~~~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:768:5: note: previous declaration '_BI2 __copy_move_backward_a1(_BI1, _BI1, _BI2)'
  768 |     __copy_move_backward_a1(_BI1 __first, _BI1 __last, _BI2 __result)
      |     ^~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:774:45: error: '_Deque_iterator' is not a member of 'std'; did you mean 'reverse_iterator'?
  774 |     __copy_move_backward_a1(_GLIBCXX_STD_C::_Deque_iterator<_Tp, _Ref, _Ptr>,
      |                                             ^~~~~~~~~~~~~~~
      |                                             reverse_iterator
/usr/include/c++/11/bits/stl_algobase.h:774:64: error: expected primary-expression before ',' token
  774 |     __copy_move_backward_a1(_GLIBCXX_STD_C::_Deque_iterator<_Tp, _Ref, _Ptr>,
      |                                                                ^
/usr/include/c++/11/bits/stl_algobase.h:774:70: error: expected primary-expression before ',' token
  774 |     __copy_move_backward_a1(_GLIBCXX_STD_C::_Deque_iterator<_Tp, _Ref, _Ptr>,
      |                                                                      ^
/usr/include/c++/11/bits/stl_algobase.h:774:76: error: expected primary-expression before '>' token
  774 |     __copy_move_backward_a1(_GLIBCXX_STD_C::_Deque_iterator<_Tp, _Ref, _Ptr>,
      |                                                                            ^
/usr/include/c++/11/bits/stl_algobase.h:774:77: error: expected primary-expression before ',' token
  774 |     __copy_move_backward_a1(_GLIBCXX_STD_C::_Deque_iterator<_Tp, _Ref, _Ptr>,
      |                                                                             ^
/usr/include/c++/11/bits/stl_algobase.h:775:45: error: '_Deque_iterator' is not a member of 'std'; did you mean 'reverse_iterator'?
  775 |                             _GLIBCXX_STD_C::_Deque_iterator<_Tp, _Ref, _Ptr>,
      |                                             ^~~~~~~~~~~~~~~
      |                                             reverse_iterator
/usr/include/c++/11/bits/stl_algobase.h:775:64: error: expected primary-expression before ',' token
  775 |                             _GLIBCXX_STD_C::_Deque_iterator<_Tp, _Ref, _Ptr>,
      |                                                                ^
/usr/include/c++/11/bits/stl_algobase.h:775:70: error: expected primary-expression before ',' token
  775 |                             _GLIBCXX_STD_C::_Deque_iterator<_Tp, _Ref, _Ptr>,
      |                                                                      ^
/usr/include/c++/11/bits/stl_algobase.h:775:76: error: expected primary-expression before '>' token
  775 |                             _GLIBCXX_STD_C::_Deque_iterator<_Tp, _Ref, _Ptr>,
      |                                                                            ^
/usr/include/c++/11/bits/stl_algobase.h:775:77: error: expected primary-expression before ',' token
  775 |                             _GLIBCXX_STD_C::_Deque_iterator<_Tp, _Ref, _Ptr>,
      |                                                                             ^
/usr/include/c++/11/bits/stl_algobase.h:776:32: error: expected primary-expression before ')' token
  776 |                             _OI);
      |                                ^
/usr/include/c++/11/bits/stl_algobase.h:780:21: error: '_Deque_iterator' in namespace 'std' does not name a template type; did you mean 'reverse_iterator'?
  780 |     _GLIBCXX_STD_C::_Deque_iterator<_OTp, _OTp&, _OTp*>
      |                     ^~~~~~~~~~~~~~~
      |                     reverse_iterator
/usr/include/c++/11/bits/stl_algobase.h:788:7: error: '__is_random_access_iter' was not declared in this scope; did you mean 'std::__is_random_access_iter'?
  788 |       __is_random_access_iter<_II>::__value,
      |       ^~~~~~~~~~~~~~~~~~~~~~~
      |       std::__is_random_access_iter
In file included from /usr/include/c++/11/bits/stl_algobase.h:65,
                 from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_iterator_base_types.h:255:12: note: 'std::__is_random_access_iter' declared here
  255 |     struct __is_random_access_iter
      |            ^~~~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_algobase.h:788:34: error: wrong number of template arguments (1, should be 2)
  788 |       __is_random_access_iter<_II>::__value,
      |                                  ^
In file included from /usr/include/c++/11/cmath:43,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/ext/type_traits.h:45:12: note: provided for 'template<bool <anonymous>, class> struct __gnu_cxx::__enable_if'
   45 |     struct __enable_if
      |            ^~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_algobase.h:788:35: error: expected identifier before '::' token
  788 |       __is_random_access_iter<_II>::__value,
      |                                   ^~
/usr/include/c++/11/bits/stl_algobase.h:788:35: error: explicit qualification in declaration of '__value'
/usr/include/c++/11/bits/stl_algobase.h:788:37: error: redeclaration of 'template<bool _IsMove, class _II, class _Tp> int __value'
  788 |       __is_random_access_iter<_II>::__value,
      |                                     ^~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:457:54: note: previous declaration 'template<bool _IsMove, class _CharT> int __value<_IsMove, _CharT>'
  457 |     typename __gnu_cxx::__enable_if<__is_char<_CharT>::__value,
      |                                                      ^~
/usr/include/c++/11/bits/stl_algobase.h:788:44: error: expected ';' before ',' token
  788 |       __is_random_access_iter<_II>::__value,
      |                                            ^
      |                                            ;
/usr/include/c++/11/bits/stl_algobase.h: In function '_OI __copy_move_backward_a(_II, _II, _OI)':
/usr/include/c++/11/bits/stl_algobase.h:798:19: error: '__niter_wrap' is not a member of 'std'; did you mean '__niter_base'?
  798 |       return std::__niter_wrap(__result,
      |                   ^~~~~~~~~~~~
      |                   __niter_base
/usr/include/c++/11/bits/stl_algobase.h:799:22: error: '__copy_move_backward_a1' is not a member of 'std'; did you mean '__copy_move_backward_a1'?
  799 |                 std::__copy_move_backward_a1<_IsMove>
      |                      ^~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:768:5: note: '__copy_move_backward_a1' declared here
  768 |     __copy_move_backward_a1(_BI1 __first, _BI1 __last, _BI2 __result)
      |     ^~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h: In function '_BI2 copy_backward(_BI1, _BI1, _BI2)':
/usr/include/c++/11/bits/stl_algobase.h:858:19: error: '__copy_move_backward_a' is not a member of 'std'; did you mean '__copy_move_backward_a'?
  858 |       return std::__copy_move_backward_a<__is_move_iterator<_BI1>::__value>
      |                   ^~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:822:5: note: '__copy_move_backward_a' declared here
  822 |     __copy_move_backward_a(
      |     ^~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:858:42: error: '__is_move_iterator' was not declared in this scope; did you mean 'std::__is_move_iterator'?
  858 |       return std::__copy_move_backward_a<__is_move_iterator<_BI1>::__value>
      |                                          ^~~~~~~~~~~~~~~~~~
      |                                          std::__is_move_iterator
In file included from /usr/include/c++/11/cmath:42,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/cpp_type_traits.h:549:12: note: 'std::__is_move_iterator' declared here
  549 |     struct __is_move_iterator
      |            ^~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_algobase.h:858:65: error: expected primary-expression before '>' token
  858 |       return std::__copy_move_backward_a<__is_move_iterator<_BI1>::__value>
      |                                                                 ^
/usr/include/c++/11/bits/stl_algobase.h:858:75: error: missing template arguments before '>' token
  858 |       return std::__copy_move_backward_a<__is_move_iterator<_BI1>::__value>
      |                                                                           ^
/usr/include/c++/11/bits/stl_algobase.h: In function '_BI2 move_backward(_BI1, _BI1, _BI2)':
/usr/include/c++/11/bits/stl_algobase.h:894:19: error: '__copy_move_backward_a' is not a member of 'std'; did you mean '__copy_move_backward_a'?
  894 |       return std::__copy_move_backward_a<true>(std::__miter_base(__first),
      |                   ^~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:822:5: note: '__copy_move_backward_a' declared here
  822 |     __copy_move_backward_a(
      |     ^~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h: At global scope:
/usr/include/c++/11/bits/stl_algobase.h:907:29: error: '__is_scalar' was not declared in this scope; did you mean 'std::__is_scalar'?
  907 |     __gnu_cxx::__enable_if<!__is_scalar<_Tp>::__value, void>::__type
      |                             ^~~~~~~~~~~
      |                             std::__is_scalar
In file included from /usr/include/c++/11/cmath:42,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/cpp_type_traits.h:345:12: note: 'std::__is_scalar' declared here
  345 |     struct __is_scalar
      |            ^~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_algobase.h:907:44: error: wrong number of template arguments (1, should be 2)
  907 |     __gnu_cxx::__enable_if<!__is_scalar<_Tp>::__value, void>::__type
      |                                            ^
In file included from /usr/include/c++/11/cmath:43,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/ext/type_traits.h:45:12: note: provided for 'template<bool <anonymous>, class> struct __gnu_cxx::__enable_if'
   45 |     struct __enable_if
      |            ^~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_algobase.h:907:45: error: expected identifier before '::' token
  907 |     __gnu_cxx::__enable_if<!__is_scalar<_Tp>::__value, void>::__type
      |                                             ^~
/usr/include/c++/11/bits/stl_algobase.h:907:45: error: explicit qualification in declaration of '__value'
/usr/include/c++/11/bits/stl_algobase.h:907:47: error: redeclaration of 'template<class _ForwardIterator, class _Tp> int __value'
  907 |     __gnu_cxx::__enable_if<!__is_scalar<_Tp>::__value, void>::__type
      |                                               ^~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:457:54: note: previous declaration 'template<bool _IsMove, class _CharT> int __value<_IsMove, _CharT>'
  457 |     typename __gnu_cxx::__enable_if<__is_char<_CharT>::__value,
      |                                                      ^~
/usr/include/c++/11/bits/stl_algobase.h:907:54: error: expected ';' before ',' token
  907 |     __gnu_cxx::__enable_if<!__is_scalar<_Tp>::__value, void>::__type
      |                                                      ^
      |                                                      ;
/usr/include/c++/11/bits/stl_algobase.h:918:28: error: '__is_scalar' was not declared in this scope; did you mean 'std::__is_scalar'?
  918 |     __gnu_cxx::__enable_if<__is_scalar<_Tp>::__value, void>::__type
      |                            ^~~~~~~~~~~
      |                            std::__is_scalar
In file included from /usr/include/c++/11/cmath:42,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/cpp_type_traits.h:345:12: note: 'std::__is_scalar' declared here
  345 |     struct __is_scalar
      |            ^~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_algobase.h:918:43: error: wrong number of template arguments (1, should be 2)
  918 |     __gnu_cxx::__enable_if<__is_scalar<_Tp>::__value, void>::__type
      |                                           ^
In file included from /usr/include/c++/11/cmath:43,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/ext/type_traits.h:45:12: note: provided for 'template<bool <anonymous>, class> struct __gnu_cxx::__enable_if'
   45 |     struct __enable_if
      |            ^~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_algobase.h:918:44: error: expected identifier before '::' token
  918 |     __gnu_cxx::__enable_if<__is_scalar<_Tp>::__value, void>::__type
      |                                            ^~
/usr/include/c++/11/bits/stl_algobase.h:918:44: error: explicit qualification in declaration of '__value'
/usr/include/c++/11/bits/stl_algobase.h:918:46: error: redeclaration of 'template<class _ForwardIterator, class _Tp> int __value'
  918 |     __gnu_cxx::__enable_if<__is_scalar<_Tp>::__value, void>::__type
      |                                              ^~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:457:54: note: previous declaration 'template<bool _IsMove, class _CharT> int __value<_IsMove, _CharT>'
  457 |     typename __gnu_cxx::__enable_if<__is_char<_CharT>::__value,
      |                                                      ^~
/usr/include/c++/11/bits/stl_algobase.h:918:53: error: expected ';' before ',' token
  918 |     __gnu_cxx::__enable_if<__is_scalar<_Tp>::__value, void>::__type
      |                                                     ^
      |                                                     ;
/usr/include/c++/11/bits/stl_algobase.h:931:28: error: '__is_byte' was not declared in this scope; did you mean 'std::__is_byte'?
  931 |     __gnu_cxx::__enable_if<__is_byte<_Tp>::__value, void>::__type
      |                            ^~~~~~~~~
      |                            std::__is_byte
In file included from /usr/include/c++/11/cmath:42,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/cpp_type_traits.h:376:12: note: 'std::__is_byte' declared here
  376 |     struct __is_byte
      |            ^~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_algobase.h:931:41: error: wrong number of template arguments (1, should be 2)
  931 |     __gnu_cxx::__enable_if<__is_byte<_Tp>::__value, void>::__type
      |                                         ^
In file included from /usr/include/c++/11/cmath:43,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/ext/type_traits.h:45:12: note: provided for 'template<bool <anonymous>, class> struct __gnu_cxx::__enable_if'
   45 |     struct __enable_if
      |            ^~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_algobase.h:931:42: error: expected identifier before '::' token
  931 |     __gnu_cxx::__enable_if<__is_byte<_Tp>::__value, void>::__type
      |                                          ^~
/usr/include/c++/11/bits/stl_algobase.h:931:42: error: explicit qualification in declaration of '__value'
/usr/include/c++/11/bits/stl_algobase.h:931:44: error: redeclaration of 'template<class _Tp> int __value'
  931 |     __gnu_cxx::__enable_if<__is_byte<_Tp>::__value, void>::__type
      |                                            ^~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:457:54: note: previous declaration 'template<bool _IsMove, class _CharT> int __value<_IsMove, _CharT>'
  457 |     typename __gnu_cxx::__enable_if<__is_char<_CharT>::__value,
      |                                                      ^~
/usr/include/c++/11/bits/stl_algobase.h:931:51: error: expected ';' before ',' token
  931 |     __gnu_cxx::__enable_if<__is_byte<_Tp>::__value, void>::__type
      |                                                   ^
      |                                                   ;
/usr/include/c++/11/bits/stl_algobase.h: In function 'void __fill_a1(__gnu_cxx::__normal_iterator<_Iterator, _Container>, __gnu_cxx::__normal_iterator<_Iterator, _Container>, const _Tp&)':
/usr/include/c++/11/bits/stl_algobase.h:953:12: error: '__fill_a1' is not a member of 'std'; did you mean '__fill_a1'?
  953 |     { std::__fill_a1(__first.base(), __last.base(), __value); }
      |            ^~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:950:5: note: '__fill_a1' declared here
  950 |     __fill_a1(::__gnu_cxx::__normal_iterator<_Ite, _Cont> __first,
      |     ^~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h: At global scope:
/usr/include/c++/11/bits/stl_algobase.h:957:37: error: '_Deque_iterator' in namespace 'std' does not name a template type; did you mean 'reverse_iterator'?
  957 |     __fill_a1(const _GLIBCXX_STD_C::_Deque_iterator<_Tp, _Tp&, _Tp*>&,
      |                                     ^~~~~~~~~~~~~~~
      |                                     reverse_iterator
/usr/include/c++/11/bits/stl_algobase.h:957:52: error: expected ',' or '...' before '<' token
  957 |     __fill_a1(const _GLIBCXX_STD_C::_Deque_iterator<_Tp, _Tp&, _Tp*>&,
      |                                                    ^
/usr/include/c++/11/bits/stl_algobase.h:962:3: error: variable or field '__fill_a1' declared void
  962 |   __fill_a1(_GLIBCXX_STD_C::_Bit_iterator, _GLIBCXX_STD_C::_Bit_iterator,
      |   ^~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:962:29: error: '_Bit_iterator' is not a member of 'std'; did you mean '_List_iterator'?
  962 |   __fill_a1(_GLIBCXX_STD_C::_Bit_iterator, _GLIBCXX_STD_C::_Bit_iterator,
      |                             ^~~~~~~~~~~~~
      |                             _List_iterator
/usr/include/c++/11/bits/stl_algobase.h:962:60: error: '_Bit_iterator' is not a member of 'std'; did you mean '_List_iterator'?
  962 |   __fill_a1(_GLIBCXX_STD_C::_Bit_iterator, _GLIBCXX_STD_C::_Bit_iterator,
      |                                                            ^~~~~~~~~~~~~
      |                                                            _List_iterator
/usr/include/c++/11/bits/stl_algobase.h:963:13: error: expected primary-expression before 'const'
  963 |             const bool&);
      |             ^~~~~
/usr/include/c++/11/bits/stl_algobase.h: In function 'void __fill_a(_FIte, _FIte, const _Tp&)':
/usr/include/c++/11/bits/stl_algobase.h:969:12: error: '__fill_a1' is not a member of 'std'; did you mean '__fill_a1'?
  969 |     { std::__fill_a1(__first, __last, __value); }
      |            ^~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:957:5: note: '__fill_a1' declared here
  957 |     __fill_a1(const _GLIBCXX_STD_C::_Deque_iterator<_Tp, _Tp&, _Tp*>&,
      |     ^~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h: In function 'void fill(_ForwardIterator, _ForwardIterator, const _Tp&)':
/usr/include/c++/11/bits/stl_algobase.h:999:12: error: '__fill_a' is not a member of 'std'; did you mean '__fill_a'?
  999 |       std::__fill_a(__first, __last, __value);
      |            ^~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:973:5: note: '__fill_a' declared here
  973 |     __fill_a(const ::__gnu_debug::_Safe_iterator<_Ite, _Seq, _Cat>&,
      |     ^~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h: At global scope:
/usr/include/c++/11/bits/stl_algobase.h:1055:29: error: '__is_scalar' was not declared in this scope; did you mean 'std::__is_scalar'?
 1055 |     __gnu_cxx::__enable_if<!__is_scalar<_Tp>::__value, _OutputIterator>::__type
      |                             ^~~~~~~~~~~
      |                             std::__is_scalar
In file included from /usr/include/c++/11/cmath:42,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/cpp_type_traits.h:345:12: note: 'std::__is_scalar' declared here
  345 |     struct __is_scalar
      |            ^~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_algobase.h:1055:44: error: wrong number of template arguments (1, should be 2)
 1055 |     __gnu_cxx::__enable_if<!__is_scalar<_Tp>::__value, _OutputIterator>::__type
      |                                            ^
In file included from /usr/include/c++/11/cmath:43,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/ext/type_traits.h:45:12: note: provided for 'template<bool <anonymous>, class> struct __gnu_cxx::__enable_if'
   45 |     struct __enable_if
      |            ^~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_algobase.h:1055:45: error: expected identifier before '::' token
 1055 |     __gnu_cxx::__enable_if<!__is_scalar<_Tp>::__value, _OutputIterator>::__type
      |                                             ^~
/usr/include/c++/11/bits/stl_algobase.h:1055:45: error: explicit qualification in declaration of '__value'
/usr/include/c++/11/bits/stl_algobase.h:1055:47: error: redeclaration of 'template<class _OutputIterator, class _Size, class _Tp> int __value'
 1055 |     __gnu_cxx::__enable_if<!__is_scalar<_Tp>::__value, _OutputIterator>::__type
      |                                               ^~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:457:54: note: previous declaration 'template<bool _IsMove, class _CharT> int __value<_IsMove, _CharT>'
  457 |     typename __gnu_cxx::__enable_if<__is_char<_CharT>::__value,
      |                                                      ^~
/usr/include/c++/11/bits/stl_algobase.h:1055:54: error: expected ';' before ',' token
 1055 |     __gnu_cxx::__enable_if<!__is_scalar<_Tp>::__value, _OutputIterator>::__type
      |                                                      ^
      |                                                      ;
/usr/include/c++/11/bits/stl_algobase.h:1066:28: error: '__is_scalar' was not declared in this scope; did you mean 'std::__is_scalar'?
 1066 |     __gnu_cxx::__enable_if<__is_scalar<_Tp>::__value, _OutputIterator>::__type
      |                            ^~~~~~~~~~~
      |                            std::__is_scalar
In file included from /usr/include/c++/11/cmath:42,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/cpp_type_traits.h:345:12: note: 'std::__is_scalar' declared here
  345 |     struct __is_scalar
      |            ^~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_algobase.h:1066:43: error: wrong number of template arguments (1, should be 2)
 1066 |     __gnu_cxx::__enable_if<__is_scalar<_Tp>::__value, _OutputIterator>::__type
      |                                           ^
In file included from /usr/include/c++/11/cmath:43,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/ext/type_traits.h:45:12: note: provided for 'template<bool <anonymous>, class> struct __gnu_cxx::__enable_if'
   45 |     struct __enable_if
      |            ^~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_algobase.h:1066:44: error: expected identifier before '::' token
 1066 |     __gnu_cxx::__enable_if<__is_scalar<_Tp>::__value, _OutputIterator>::__type
      |                                            ^~
/usr/include/c++/11/bits/stl_algobase.h:1066:44: error: explicit qualification in declaration of '__value'
/usr/include/c++/11/bits/stl_algobase.h:1066:46: error: redeclaration of 'template<class _OutputIterator, class _Size, class _Tp> int __value'
 1066 |     __gnu_cxx::__enable_if<__is_scalar<_Tp>::__value, _OutputIterator>::__type
      |                                              ^~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:457:54: note: previous declaration 'template<bool _IsMove, class _CharT> int __value<_IsMove, _CharT>'
  457 |     typename __gnu_cxx::__enable_if<__is_char<_CharT>::__value,
      |                                                      ^~
/usr/include/c++/11/bits/stl_algobase.h:1066:53: error: expected ';' before ',' token
 1066 |     __gnu_cxx::__enable_if<__is_scalar<_Tp>::__value, _OutputIterator>::__type
      |                                                     ^
      |                                                     ;
/usr/include/c++/11/bits/stl_algobase.h: In function '_OutputIterator __fill_n_a(_OutputIterator, _Size, const _Tp&, std::output_iterator_tag)':
/usr/include/c++/11/bits/stl_algobase.h:1089:21: error: 'is_integral' was not declared in this scope; did you mean 'std::is_integral'?
 1089 |       static_assert(is_integral<_Size>{}, "fill_n must pass integral size");
      |                     ^~~~~~~~~~~
      |                     std::is_integral
In file included from /usr/include/c++/11/bits/move.h:57,
                 from /usr/include/c++/11/bits/stl_pair.h:59,
                 from /usr/include/c++/11/bits/stl_algobase.h:64,
                 from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/type_traits:392:12: note: 'std::is_integral' declared here
  392 |     struct is_integral
      |            ^~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_algobase.h:1089:38: error: expected primary-expression before '>' token
 1089 |       static_assert(is_integral<_Size>{}, "fill_n must pass integral size");
      |                                      ^
/usr/include/c++/11/bits/stl_algobase.h:1089:39: error: expected primary-expression before '{' token
 1089 |       static_assert(is_integral<_Size>{}, "fill_n must pass integral size");
      |                                       ^
/usr/include/c++/11/bits/stl_algobase.h:1089:39: error: expected ',' before '{' token
 1089 |       static_assert(is_integral<_Size>{}, "fill_n must pass integral size");
      |                                       ^
      |                                       ,
/usr/include/c++/11/bits/stl_algobase.h:1089:39: error: expected string-literal before '{' token
/usr/include/c++/11/bits/stl_algobase.h:1089:39: error: expected ')' before '{' token
 1089 |       static_assert(is_integral<_Size>{}, "fill_n must pass integral size");
      |                    ~                  ^
      |                                       )
/usr/include/c++/11/bits/stl_algobase.h: In function '_OutputIterator __fill_n_a(_OutputIterator, _Size, const _Tp&, std::input_iterator_tag)':
/usr/include/c++/11/bits/stl_algobase.h:1101:21: error: 'is_integral' was not declared in this scope; did you mean 'std::is_integral'?
 1101 |       static_assert(is_integral<_Size>{}, "fill_n must pass integral size");
      |                     ^~~~~~~~~~~
      |                     std::is_integral
In file included from /usr/include/c++/11/bits/move.h:57,
                 from /usr/include/c++/11/bits/stl_pair.h:59,
                 from /usr/include/c++/11/bits/stl_algobase.h:64,
                 from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/type_traits:392:12: note: 'std::is_integral' declared here
  392 |     struct is_integral
      |            ^~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_algobase.h:1101:38: error: expected primary-expression before '>' token
 1101 |       static_assert(is_integral<_Size>{}, "fill_n must pass integral size");
      |                                      ^
/usr/include/c++/11/bits/stl_algobase.h:1101:39: error: expected primary-expression before '{' token
 1101 |       static_assert(is_integral<_Size>{}, "fill_n must pass integral size");
      |                                       ^
/usr/include/c++/11/bits/stl_algobase.h:1101:39: error: expected ',' before '{' token
 1101 |       static_assert(is_integral<_Size>{}, "fill_n must pass integral size");
      |                                       ^
      |                                       ,
/usr/include/c++/11/bits/stl_algobase.h:1101:39: error: expected string-literal before '{' token
/usr/include/c++/11/bits/stl_algobase.h:1101:39: error: expected ')' before '{' token
 1101 |       static_assert(is_integral<_Size>{}, "fill_n must pass integral size");
      |                    ~                  ^
      |                                       )
/usr/include/c++/11/bits/stl_algobase.h: In function '_OutputIterator __fill_n_a(_OutputIterator, _Size, const _Tp&, std::random_access_iterator_tag)':
/usr/include/c++/11/bits/stl_algobase.h:1113:21: error: 'is_integral' was not declared in this scope; did you mean 'std::is_integral'?
 1113 |       static_assert(is_integral<_Size>{}, "fill_n must pass integral size");
      |                     ^~~~~~~~~~~
      |                     std::is_integral
In file included from /usr/include/c++/11/bits/move.h:57,
                 from /usr/include/c++/11/bits/stl_pair.h:59,
                 from /usr/include/c++/11/bits/stl_algobase.h:64,
                 from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/type_traits:392:12: note: 'std::is_integral' declared here
  392 |     struct is_integral
      |            ^~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_algobase.h:1113:38: error: expected primary-expression before '>' token
 1113 |       static_assert(is_integral<_Size>{}, "fill_n must pass integral size");
      |                                      ^
/usr/include/c++/11/bits/stl_algobase.h:1113:39: error: expected primary-expression before '{' token
 1113 |       static_assert(is_integral<_Size>{}, "fill_n must pass integral size");
      |                                       ^
/usr/include/c++/11/bits/stl_algobase.h:1113:39: error: expected ',' before '{' token
 1113 |       static_assert(is_integral<_Size>{}, "fill_n must pass integral size");
      |                                       ^
      |                                       ,
/usr/include/c++/11/bits/stl_algobase.h:1113:39: error: expected string-literal before '{' token
/usr/include/c++/11/bits/stl_algobase.h:1113:39: error: expected ')' before '{' token
 1113 |       static_assert(is_integral<_Size>{}, "fill_n must pass integral size");
      |                    ~                  ^
      |                                       )
/usr/include/c++/11/bits/stl_algobase.h:1120:12: error: '__fill_a' is not a member of 'std'; did you mean '__fill_a'?
 1120 |       std::__fill_a(__first, __first + __n, __value);
      |            ^~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:973:5: note: '__fill_a' declared here
  973 |     __fill_a(const ::__gnu_debug::_Safe_iterator<_Ite, _Seq, _Cat>&,
      |     ^~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h: In function '_OI fill_n(_OI, _Size, const _Tp&)':
/usr/include/c++/11/bits/stl_algobase.h:1149:19: error: '__fill_n_a' is not a member of 'std'; did you mean '__fill_n_a'?
 1149 |       return std::__fill_n_a(__first, std::__size_to_integer(__n), __value,
      |                   ^~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:1109:5: note: '__fill_n_a' declared here
 1109 |     __fill_n_a(_OutputIterator __first, _Size __n, const _Tp& __value,
      |     ^~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:1149:44: error: '__size_to_integer' is not a member of 'std'; did you mean '__is_integer'?
 1149 |       return std::__fill_n_a(__first, std::__size_to_integer(__n), __value,
      |                                            ^~~~~~~~~~~~~~~~~
      |                                            __is_integer
/usr/include/c++/11/bits/stl_algobase.h: At global scope:
/usr/include/c++/11/bits/stl_algobase.h:1184:7: error: '__is_random_access_iter' was not declared in this scope; did you mean 'std::__is_random_access_iter'?
 1184 |       __is_random_access_iter<_II>::__value, bool>::__type
      |       ^~~~~~~~~~~~~~~~~~~~~~~
      |       std::__is_random_access_iter
In file included from /usr/include/c++/11/bits/stl_algobase.h:65,
                 from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_iterator_base_types.h:255:12: note: 'std::__is_random_access_iter' declared here
  255 |     struct __is_random_access_iter
      |            ^~~~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_algobase.h:1184:34: error: wrong number of template arguments (1, should be 2)
 1184 |       __is_random_access_iter<_II>::__value, bool>::__type
      |                                  ^
In file included from /usr/include/c++/11/cmath:43,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/ext/type_traits.h:45:12: note: provided for 'template<bool <anonymous>, class> struct __gnu_cxx::__enable_if'
   45 |     struct __enable_if
      |            ^~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_algobase.h:1184:35: error: expected identifier before '::' token
 1184 |       __is_random_access_iter<_II>::__value, bool>::__type
      |                                   ^~
/usr/include/c++/11/bits/stl_algobase.h:1184:35: error: explicit qualification in declaration of '__value'
/usr/include/c++/11/bits/stl_algobase.h:1184:37: error: redeclaration of 'template<class _Tp, class _Ref, class _Ptr, class _II> int __value'
 1184 |       __is_random_access_iter<_II>::__value, bool>::__type
      |                                     ^~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:457:54: note: previous declaration 'template<bool _IsMove, class _CharT> int __value<_IsMove, _CharT>'
  457 |     typename __gnu_cxx::__enable_if<__is_char<_CharT>::__value,
      |                                                      ^~
/usr/include/c++/11/bits/stl_algobase.h:1184:44: error: expected ';' before ',' token
 1184 |       __is_random_access_iter<_II>::__value, bool>::__type
      |                                            ^
      |                                            ;
/usr/include/c++/11/bits/stl_algobase.h:1192:34: error: '_Deque_iterator' is not a member of 'std'; did you mean 'reverse_iterator'?
 1192 |     __equal_aux1(_GLIBCXX_STD_C::_Deque_iterator<_Tp1, _Ref1, _Ptr1>,
      |                                  ^~~~~~~~~~~~~~~
      |                                  reverse_iterator
/usr/include/c++/11/bits/stl_algobase.h:1192:54: error: expected primary-expression before ',' token
 1192 |     __equal_aux1(_GLIBCXX_STD_C::_Deque_iterator<_Tp1, _Ref1, _Ptr1>,
      |                                                      ^
/usr/include/c++/11/bits/stl_algobase.h:1192:61: error: expected primary-expression before ',' token
 1192 |     __equal_aux1(_GLIBCXX_STD_C::_Deque_iterator<_Tp1, _Ref1, _Ptr1>,
      |                                                             ^
/usr/include/c++/11/bits/stl_algobase.h:1192:68: error: expected primary-expression before '>' token
 1192 |     __equal_aux1(_GLIBCXX_STD_C::_Deque_iterator<_Tp1, _Ref1, _Ptr1>,
      |                                                                    ^
/usr/include/c++/11/bits/stl_algobase.h:1192:69: error: expected primary-expression before ',' token
 1192 |     __equal_aux1(_GLIBCXX_STD_C::_Deque_iterator<_Tp1, _Ref1, _Ptr1>,
      |                                                                     ^
/usr/include/c++/11/bits/stl_algobase.h:1193:34: error: '_Deque_iterator' is not a member of 'std'; did you mean 'reverse_iterator'?
 1193 |                  _GLIBCXX_STD_C::_Deque_iterator<_Tp1, _Ref1, _Ptr1>,
      |                                  ^~~~~~~~~~~~~~~
      |                                  reverse_iterator
/usr/include/c++/11/bits/stl_algobase.h:1193:54: error: expected primary-expression before ',' token
 1193 |                  _GLIBCXX_STD_C::_Deque_iterator<_Tp1, _Ref1, _Ptr1>,
      |                                                      ^
/usr/include/c++/11/bits/stl_algobase.h:1193:61: error: expected primary-expression before ',' token
 1193 |                  _GLIBCXX_STD_C::_Deque_iterator<_Tp1, _Ref1, _Ptr1>,
      |                                                             ^
/usr/include/c++/11/bits/stl_algobase.h:1193:68: error: expected primary-expression before '>' token
 1193 |                  _GLIBCXX_STD_C::_Deque_iterator<_Tp1, _Ref1, _Ptr1>,
      |                                                                    ^
/usr/include/c++/11/bits/stl_algobase.h:1193:69: error: expected primary-expression before ',' token
 1193 |                  _GLIBCXX_STD_C::_Deque_iterator<_Tp1, _Ref1, _Ptr1>,
      |                                                                     ^
/usr/include/c++/11/bits/stl_algobase.h:1194:34: error: '_Deque_iterator' is not a member of 'std'; did you mean 'reverse_iterator'?
 1194 |                  _GLIBCXX_STD_C::_Deque_iterator<_Tp2, _Ref2, _Ptr2>);
      |                                  ^~~~~~~~~~~~~~~
      |                                  reverse_iterator
/usr/include/c++/11/bits/stl_algobase.h:1194:54: error: expected primary-expression before ',' token
 1194 |                  _GLIBCXX_STD_C::_Deque_iterator<_Tp2, _Ref2, _Ptr2>);
      |                                                      ^
/usr/include/c++/11/bits/stl_algobase.h:1194:61: error: expected primary-expression before ',' token
 1194 |                  _GLIBCXX_STD_C::_Deque_iterator<_Tp2, _Ref2, _Ptr2>);
      |                                                             ^
/usr/include/c++/11/bits/stl_algobase.h:1194:68: error: expected primary-expression before '>' token
 1194 |                  _GLIBCXX_STD_C::_Deque_iterator<_Tp2, _Ref2, _Ptr2>);
      |                                                                    ^
/usr/include/c++/11/bits/stl_algobase.h:1194:69: error: expected primary-expression before ')' token
 1194 |                  _GLIBCXX_STD_C::_Deque_iterator<_Tp2, _Ref2, _Ptr2>);
      |                                                                     ^
/usr/include/c++/11/bits/stl_algobase.h:1194:69: error: expression list treated as compound expression in initializer [-fpermissive]
/usr/include/c++/11/bits/stl_algobase.h:1198:7: error: '__is_random_access_iter' was not declared in this scope; did you mean 'std::__is_random_access_iter'?
 1198 |       __is_random_access_iter<_II>::__value, bool>::__type
      |       ^~~~~~~~~~~~~~~~~~~~~~~
      |       std::__is_random_access_iter
In file included from /usr/include/c++/11/bits/stl_algobase.h:65,
                 from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_iterator_base_types.h:255:12: note: 'std::__is_random_access_iter' declared here
  255 |     struct __is_random_access_iter
      |            ^~~~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_algobase.h:1198:34: error: wrong number of template arguments (1, should be 2)
 1198 |       __is_random_access_iter<_II>::__value, bool>::__type
      |                                  ^
In file included from /usr/include/c++/11/cmath:43,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/ext/type_traits.h:45:12: note: provided for 'template<bool <anonymous>, class> struct __gnu_cxx::__enable_if'
   45 |     struct __enable_if
      |            ^~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_algobase.h:1198:35: error: expected identifier before '::' token
 1198 |       __is_random_access_iter<_II>::__value, bool>::__type
      |                                   ^~
/usr/include/c++/11/bits/stl_algobase.h:1198:35: error: explicit qualification in declaration of '__value'
/usr/include/c++/11/bits/stl_algobase.h:1198:37: error: redeclaration of 'template<class _II, class _Tp, class _Ref, class _Ptr> int __value'
 1198 |       __is_random_access_iter<_II>::__value, bool>::__type
      |                                     ^~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:457:54: note: previous declaration 'template<bool _IsMove, class _CharT> int __value<_IsMove, _CharT>'
  457 |     typename __gnu_cxx::__enable_if<__is_char<_CharT>::__value,
      |                                                      ^~
/usr/include/c++/11/bits/stl_algobase.h:1198:44: error: expected ';' before ',' token
 1198 |       __is_random_access_iter<_II>::__value, bool>::__type
      |                                            ^
      |                                            ;
/usr/include/c++/11/bits/stl_algobase.h:1205:60: error: 'template<class _II1, class _II2> bool __equal_aux1(_II1, _II1, _II2)' conflicts with a previous declaration
 1205 |     __equal_aux1(_II1 __first1, _II1 __last1, _II2 __first2)
      |                                                            ^
/usr/include/c++/11/bits/stl_algobase.h:1192:5: note: previous declaration 'template<class _Tp1, class _Ref1, class _Ptr1, class _Tp2, class _Ref2, class _Ptr2> bool __equal_aux1<_Tp1, _Ref1, _Ptr1, _Tp2, _Ref2, _Ptr2>'
 1192 |     __equal_aux1(_GLIBCXX_STD_C::_Deque_iterator<_Tp1, _Ref1, _Ptr1>,
      |     ^~~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h: In function 'bool __equal_aux1(_II1, _II1, _II2)':
/usr/include/c++/11/bits/stl_algobase.h:1207:24: error: expected nested-name-specifier before 'iterator_traits'
 1207 |       typedef typename iterator_traits<_II1>::value_type _ValueType1;
      |                        ^~~~~~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:1207:39: error: expected initializer before '<' token
 1207 |       typedef typename iterator_traits<_II1>::value_type _ValueType1;
      |                                       ^
/usr/include/c++/11/bits/stl_algobase.h:1208:31: error: '__is_integer' was not declared in this scope; did you mean 'std::__is_integer'?
 1208 |       const bool __simple = ((__is_integer<_ValueType1>::__value
      |                               ^~~~~~~~~~~~
      |                               std::__is_integer
In file included from /usr/include/c++/11/cmath:42,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/cpp_type_traits.h:127:12: note: 'std::__is_integer' declared here
  127 |     struct __is_integer
      |            ^~~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_algobase.h:1208:44: error: '_ValueType1' was not declared in this scope
 1208 |       const bool __simple = ((__is_integer<_ValueType1>::__value
      |                                            ^~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:1209:31: error: missing template arguments before '||' token
 1209 |                               || __is_pointer<_ValueType1>::__value)
      |                               ^~
/usr/include/c++/11/bits/stl_algobase.h:1209:34: error: '__is_pointer' was not declared in this scope; did you mean 'std::__is_pointer'?
 1209 |                               || __is_pointer<_ValueType1>::__value)
      |                                  ^~~~~~~~~~~~
      |                                  std::__is_pointer
In file included from /usr/include/c++/11/cmath:42,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/cpp_type_traits.h:320:12: note: 'std::__is_pointer' declared here
  320 |     struct __is_pointer
      |            ^~~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_algobase.h:1209:68: error: missing template arguments before ')' token
 1209 |                               || __is_pointer<_ValueType1>::__value)
      |                                                                    ^
/usr/include/c++/11/bits/stl_algobase.h:1210:33: error: '__memcmpable' was not declared in this scope; did you mean 'std::__memcmpable'?
 1210 |                              && __memcmpable<_II1, _II2>::__value);
      |                                 ^~~~~~~~~~~~
      |                                 std::__memcmpable
In file included from /usr/include/c++/11/cmath:42,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/cpp_type_traits.h:464:12: note: 'std::__memcmpable' declared here
  464 |     struct __memcmpable
      |            ^~~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_algobase.h:1210:50: error: expected primary-expression before ',' token
 1210 |                              && __memcmpable<_II1, _II2>::__value);
      |                                                  ^
/usr/include/c++/11/bits/stl_algobase.h:1210:56: error: expected primary-expression before '>' token
 1210 |                              && __memcmpable<_II1, _II2>::__value);
      |                                                        ^
/usr/include/c++/11/bits/stl_algobase.h:1210:66: error: missing template arguments before ')' token
 1210 |                              && __memcmpable<_II1, _II2>::__value);
      |                                                                  ^
/usr/include/c++/11/bits/stl_algobase.h:1211:19: error: '__equal' is not a member of 'std'; did you mean '__equal'?
 1211 |       return std::__equal<__simple>::equal(__first1, __last1, __first2);
      |                   ^~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:1154:12: note: '__equal' declared here
 1154 |     struct __equal
      |            ^~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:1211:38: error: '::equal' has not been declared
 1211 |       return std::__equal<__simple>::equal(__first1, __last1, __first2);
      |                                      ^~~~~
/usr/include/c++/11/bits/stl_algobase.h: In function 'bool __equal_aux(_II1, _II1, _II2)':
/usr/include/c++/11/bits/stl_algobase.h:1219:19: error: '__equal_aux1' is not a member of 'std'; did you mean '__equal_aux1<_Tp1, _Ref1, _Ptr1, _Tp2, _Ref2, _Ptr2>'?
 1219 |       return std::__equal_aux1(std::__niter_base(__first1),
      |                   ^~~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:1192:5: note: '__equal_aux1<_Tp1, _Ref1, _Ptr1, _Tp2, _Ref2, _Ptr2>' declared here
 1192 |     __equal_aux1(_GLIBCXX_STD_C::_Deque_iterator<_Tp1, _Ref1, _Ptr1>,
      |     ^~~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h: At global scope:
/usr/include/c++/11/bits/stl_algobase.h:1259:21: error: 'random_access_iterator_tag' was not declared in this scope; did you mean 'std::random_access_iterator_tag'?
 1259 |     struct __lc_rai<random_access_iterator_tag, random_access_iterator_tag>
      |                     ^~~~~~~~~~~~~~~~~~~~~~~~~~
      |                     std::random_access_iterator_tag
In file included from /usr/include/c++/11/bits/stl_algobase.h:65,
                 from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_iterator_base_types.h:107:10: note: 'std::random_access_iterator_tag' declared here
  107 |   struct random_access_iterator_tag : public bidirectional_iterator_tag { };
      |          ^~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_algobase.h:1259:49: error: 'random_access_iterator_tag' was not declared in this scope; did you mean 'std::random_access_iterator_tag'?
 1259 |     struct __lc_rai<random_access_iterator_tag, random_access_iterator_tag>
      |                                                 ^~~~~~~~~~~~~~~~~~~~~~~~~~
      |                                                 std::random_access_iterator_tag
In file included from /usr/include/c++/11/bits/stl_algobase.h:65,
                 from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_iterator_base_types.h:107:10: note: 'std::random_access_iterator_tag' declared here
  107 |   struct random_access_iterator_tag : public bidirectional_iterator_tag { };
      |          ^~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_algobase.h:1259:75: error: template argument 1 is invalid
 1259 |     struct __lc_rai<random_access_iterator_tag, random_access_iterator_tag>
      |                                                                           ^
/usr/include/c++/11/bits/stl_algobase.h:1259:75: error: template argument 2 is invalid
/usr/include/c++/11/bits/stl_algobase.h: In function 'bool __lexicographical_compare_impl(_II1, _II1, _II2, _II2, _Compare)':
/usr/include/c++/11/bits/stl_algobase.h:1287:24: error: expected nested-name-specifier before 'iterator_traits'
 1287 |       typedef typename iterator_traits<_II1>::iterator_category _Category1;
      |                        ^~~~~~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:1287:39: error: expected initializer before '<' token
 1287 |       typedef typename iterator_traits<_II1>::iterator_category _Category1;
      |                                       ^
/usr/include/c++/11/bits/stl_algobase.h:1288:24: error: expected nested-name-specifier before 'iterator_traits'
 1288 |       typedef typename iterator_traits<_II2>::iterator_category _Category2;
      |                        ^~~~~~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:1288:39: error: expected initializer before '<' token
 1288 |       typedef typename iterator_traits<_II2>::iterator_category _Category2;
      |                                       ^
/usr/include/c++/11/bits/stl_algobase.h:1289:20: error: '__lc_rai' in namespace 'std' does not name a template type
 1289 |       typedef std::__lc_rai<_Category1, _Category2> __rai_type;
      |                    ^~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:1291:17: error: '__rai_type' has not been declared
 1291 |       __last1 = __rai_type::__newlast1(__first1, __last1, __first2, __last2);
      |                 ^~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:1292:37: error: '__rai_type' has not been declared
 1292 |       for (; __first1 != __last1 && __rai_type::__cnd2(__first2, __last2);
      |                                     ^~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h: In static member function 'static bool __lexicographical_compare<_BoolType>::__lc(_II1, _II1, _II2, _II2)':
/usr/include/c++/11/bits/stl_algobase.h:1312:23: error: '__lexicographical_compare_impl' is not a member of 'std'; did you mean '__lexicographical_compare_impl'?
 1312 |           return std::__lexicographical_compare_impl(__first1, __last1,
      |                       ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:1283:5: note: '__lexicographical_compare_impl' declared here
 1283 |     __lexicographical_compare_impl(_II1 __first1, _II1 __last1,
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from current_backups_server.c:6:
/usr/include/c++/11/bits/stl_algobase.h: In static member function 'static ptrdiff_t __lexicographical_compare<true>::__3way(const _Tp*, const _Tp*, const _Up*, const _Up*)':
handy.h:12:4: error: expected unqualified-id before '(' token
   12 |    ({ __typeof__ (a) _a = (a); \
      |    ^
handy.h:12:7: error: expected primary-expression before '__typeof__'
   12 |    ({ __typeof__ (a) _a = (a); \
      |       ^~~~~~~~~~
handy.h:12:7: error: expected '}' before '__typeof__'
handy.h:12:5: note: to match this '{'
   12 |    ({ __typeof__ (a) _a = (a); \
      |     ^
handy.h:12:7: error: expected ')' before '__typeof__'
   12 |    ({ __typeof__ (a) _a = (a); \
      |       ^~~~~~~~~~
handy.h:12:4: note: to match this '('
   12 |    ({ __typeof__ (a) _a = (a); \
      |    ^
handy.h:12:30: error: expected ')' before ';' token
   12 |    ({ __typeof__ (a) _a = (a); \
      |                              ^
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_algobase.h:1355:14: note: to match this '('
 1355 |           if (const size_t __len = std::min(__len1, __len2))
      |              ^
In file included from current_backups_server.c:6:
handy.h:14:6: error: '_a' was not declared in this scope; did you mean '_b'?
   14 |      _a < _b ? _a : _b; })
      |      ^~
handy.h:14:25: warning: no return statement in function returning non-void [-Wreturn-type]
   14 |      _a < _b ? _a : _b; })
      |                         ^
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_algobase.h: In function 'bool __lexicographical_compare_aux1(_II1, _II1, _II2, _II2)':
/usr/include/c++/11/bits/stl_algobase.h:1368:24: error: expected nested-name-specifier before 'iterator_traits'
 1368 |       typedef typename iterator_traits<_II1>::value_type _ValueType1;
      |                        ^~~~~~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:1368:39: error: expected initializer before '<' token
 1368 |       typedef typename iterator_traits<_II1>::value_type _ValueType1;
      |                                       ^
/usr/include/c++/11/bits/stl_algobase.h:1369:24: error: expected nested-name-specifier before 'iterator_traits'
 1369 |       typedef typename iterator_traits<_II2>::value_type _ValueType2;
      |                        ^~~~~~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:1369:39: error: expected initializer before '<' token
 1369 |       typedef typename iterator_traits<_II2>::value_type _ValueType2;
      |                                       ^
/usr/include/c++/11/bits/stl_algobase.h:1371:10: error: '__is_memcmp_ordered_with' was not declared in this scope; did you mean 'std::__is_memcmp_ordered_with'?
 1371 |         (__is_memcmp_ordered_with<_ValueType1, _ValueType2>::__value
      |          ^~~~~~~~~~~~~~~~~~~~~~~~
      |          std::__is_memcmp_ordered_with
In file included from /usr/include/c++/11/cmath:42,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/cpp_type_traits.h:511:12: note: 'std::__is_memcmp_ordered_with' declared here
  511 |     struct __is_memcmp_ordered_with
      |            ^~~~~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_algobase.h:1371:35: error: '_ValueType1' was not declared in this scope
 1371 |         (__is_memcmp_ordered_with<_ValueType1, _ValueType2>::__value
      |                                   ^~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:1371:48: error: '_ValueType2' was not declared in this scope
 1371 |         (__is_memcmp_ordered_with<_ValueType1, _ValueType2>::__value
      |                                                ^~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:1372:10: error: missing template arguments before '&&' token
 1372 |          && __is_pointer<_II1>::__value
      |          ^~
/usr/include/c++/11/bits/stl_algobase.h:1372:13: error: '__is_pointer' was not declared in this scope; did you mean 'std::__is_pointer'?
 1372 |          && __is_pointer<_II1>::__value
      |             ^~~~~~~~~~~~
      |             std::__is_pointer
In file included from /usr/include/c++/11/cmath:42,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/cpp_type_traits.h:320:12: note: 'std::__is_pointer' declared here
  320 |     struct __is_pointer
      |            ^~~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_algobase.h:1372:30: error: expected primary-expression before '>' token
 1372 |          && __is_pointer<_II1>::__value
      |                              ^
/usr/include/c++/11/bits/stl_algobase.h:1373:10: error: missing template arguments before '&&' token
 1373 |          && __is_pointer<_II2>::__value
      |          ^~
/usr/include/c++/11/bits/stl_algobase.h:1373:30: error: expected primary-expression before '>' token
 1373 |          && __is_pointer<_II2>::__value
      |                              ^
/usr/include/c++/11/bits/stl_algobase.h:1381:10: error: missing template arguments before ')' token
 1381 |          );
      |          ^
/usr/include/c++/11/bits/stl_algobase.h:1383:19: error: '__lexicographical_compare' is not a member of 'std'; did you mean '__lexicographical_compare'?
 1383 |       return std::__lexicographical_compare<__simple>::__lc(__first1, __last1,
      |                   ^~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:1304:12: note: '__lexicographical_compare' declared here
 1304 |     struct __lexicographical_compare
      |            ^~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:1383:56: error: '::__lc' has not been declared
 1383 |       return std::__lexicographical_compare<__simple>::__lc(__first1, __last1,
      |                                                        ^~~~
/usr/include/c++/11/bits/stl_algobase.h: At global scope:
/usr/include/c++/11/bits/stl_algobase.h:1391:25: error: 'template<class _Tp1, class _Ref1, class _Ptr1, class _Tp2> bool __lexicographical_compare_aux1' conflicts with a previous declaration
 1391 |         _GLIBCXX_STD_C::_Deque_iterator<_Tp1, _Ref1, _Ptr1>,
      |                         ^~~~~~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:1365:5: note: previous declaration 'bool __lexicographical_compare_aux1(_II1, _II1, _II2, _II2)'
 1365 |     __lexicographical_compare_aux1(_II1 __first1, _II1 __last1,
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:1391:25: error: '_Deque_iterator' is not a member of 'std'; did you mean 'reverse_iterator'?
 1391 |         _GLIBCXX_STD_C::_Deque_iterator<_Tp1, _Ref1, _Ptr1>,
      |                         ^~~~~~~~~~~~~~~
      |                         reverse_iterator
/usr/include/c++/11/bits/stl_algobase.h:1391:45: error: expected primary-expression before ',' token
 1391 |         _GLIBCXX_STD_C::_Deque_iterator<_Tp1, _Ref1, _Ptr1>,
      |                                             ^
/usr/include/c++/11/bits/stl_algobase.h:1391:52: error: expected primary-expression before ',' token
 1391 |         _GLIBCXX_STD_C::_Deque_iterator<_Tp1, _Ref1, _Ptr1>,
      |                                                    ^
/usr/include/c++/11/bits/stl_algobase.h:1391:59: error: expected primary-expression before '>' token
 1391 |         _GLIBCXX_STD_C::_Deque_iterator<_Tp1, _Ref1, _Ptr1>,
      |                                                           ^
/usr/include/c++/11/bits/stl_algobase.h:1391:60: error: expected primary-expression before ',' token
 1391 |         _GLIBCXX_STD_C::_Deque_iterator<_Tp1, _Ref1, _Ptr1>,
      |                                                            ^
/usr/include/c++/11/bits/stl_algobase.h:1392:25: error: '_Deque_iterator' is not a member of 'std'; did you mean 'reverse_iterator'?
 1392 |         _GLIBCXX_STD_C::_Deque_iterator<_Tp1, _Ref1, _Ptr1>,
      |                         ^~~~~~~~~~~~~~~
      |                         reverse_iterator
/usr/include/c++/11/bits/stl_algobase.h:1392:45: error: expected primary-expression before ',' token
 1392 |         _GLIBCXX_STD_C::_Deque_iterator<_Tp1, _Ref1, _Ptr1>,
      |                                             ^
/usr/include/c++/11/bits/stl_algobase.h:1392:52: error: expected primary-expression before ',' token
 1392 |         _GLIBCXX_STD_C::_Deque_iterator<_Tp1, _Ref1, _Ptr1>,
      |                                                    ^
/usr/include/c++/11/bits/stl_algobase.h:1392:59: error: expected primary-expression before '>' token
 1392 |         _GLIBCXX_STD_C::_Deque_iterator<_Tp1, _Ref1, _Ptr1>,
      |                                                           ^
/usr/include/c++/11/bits/stl_algobase.h:1392:60: error: expected primary-expression before ',' token
 1392 |         _GLIBCXX_STD_C::_Deque_iterator<_Tp1, _Ref1, _Ptr1>,
      |                                                            ^
/usr/include/c++/11/bits/stl_algobase.h:1393:13: error: expected primary-expression before '*' token
 1393 |         _Tp2*, _Tp2*);
      |             ^
/usr/include/c++/11/bits/stl_algobase.h:1393:14: error: expected primary-expression before ',' token
 1393 |         _Tp2*, _Tp2*);
      |              ^
/usr/include/c++/11/bits/stl_algobase.h:1393:20: error: expected primary-expression before '*' token
 1393 |         _Tp2*, _Tp2*);
      |                    ^
/usr/include/c++/11/bits/stl_algobase.h:1393:21: error: expected primary-expression before ')' token
 1393 |         _Tp2*, _Tp2*);
      |                     ^
/usr/include/c++/11/bits/stl_algobase.h:1393:21: error: expression list treated as compound expression in initializer [-fpermissive]
In file included from /usr/include/c++/11/cstdlib:41,
                 from /usr/include/c++/11/stdlib.h:36,
                 from burp.h:33,
                 from current_backups_server.c:1:
/usr/include/c++/11/bits/stl_algobase.h:1399:9: error: 'std::_Deque_iterator' has not been declared
 1399 |         _GLIBCXX_STD_C::_Deque_iterator<_Tp2, _Ref2, _Ptr2>,
      |         ^~~~~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/bits/stl_algobase.h:1399:40: error: expected ',' or '...' before '<' token
 1399 |         _GLIBCXX_STD_C::_Deque_iterator<_Tp2, _Ref2, _Ptr2>,
      |                                        ^
/usr/include/c++/11/bits/stl_algobase.h:1406:25: error: 'template<class _Tp1, class _Ref1, class _Ptr1, class _Tp2, class _Ref2, class _Ptr2> bool __lexicographical_compare_aux1' conflicts with a previous declaration
 1406 |         _GLIBCXX_STD_C::_Deque_iterator<_Tp1, _Ref1, _Ptr1>,
      |                         ^~~~~~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:1398:5: note: previous declaration '__lexicographical_compare_aux1'
 1398 |     __lexicographical_compare_aux1(_Tp1*, _Tp1*,
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:1406:25: error: '_Deque_iterator' is not a member of 'std'; did you mean 'reverse_iterator'?
 1406 |         _GLIBCXX_STD_C::_Deque_iterator<_Tp1, _Ref1, _Ptr1>,
      |                         ^~~~~~~~~~~~~~~
      |                         reverse_iterator
/usr/include/c++/11/bits/stl_algobase.h:1406:45: error: expected primary-expression before ',' token
 1406 |         _GLIBCXX_STD_C::_Deque_iterator<_Tp1, _Ref1, _Ptr1>,
      |                                             ^
/usr/include/c++/11/bits/stl_algobase.h:1406:52: error: expected primary-expression before ',' token
 1406 |         _GLIBCXX_STD_C::_Deque_iterator<_Tp1, _Ref1, _Ptr1>,
      |                                                    ^
/usr/include/c++/11/bits/stl_algobase.h:1406:59: error: expected primary-expression before '>' token
 1406 |         _GLIBCXX_STD_C::_Deque_iterator<_Tp1, _Ref1, _Ptr1>,
      |                                                           ^
/usr/include/c++/11/bits/stl_algobase.h:1406:60: error: expected primary-expression before ',' token
 1406 |         _GLIBCXX_STD_C::_Deque_iterator<_Tp1, _Ref1, _Ptr1>,
      |                                                            ^
/usr/include/c++/11/bits/stl_algobase.h:1407:25: error: '_Deque_iterator' is not a member of 'std'; did you mean 'reverse_iterator'?
 1407 |         _GLIBCXX_STD_C::_Deque_iterator<_Tp1, _Ref1, _Ptr1>,
      |                         ^~~~~~~~~~~~~~~
      |                         reverse_iterator
/usr/include/c++/11/bits/stl_algobase.h:1407:45: error: expected primary-expression before ',' token
 1407 |         _GLIBCXX_STD_C::_Deque_iterator<_Tp1, _Ref1, _Ptr1>,
      |                                             ^
/usr/include/c++/11/bits/stl_algobase.h:1407:52: error: expected primary-expression before ',' token
 1407 |         _GLIBCXX_STD_C::_Deque_iterator<_Tp1, _Ref1, _Ptr1>,
      |                                                    ^
/usr/include/c++/11/bits/stl_algobase.h:1407:59: error: expected primary-expression before '>' token
 1407 |         _GLIBCXX_STD_C::_Deque_iterator<_Tp1, _Ref1, _Ptr1>,
      |                                                           ^
/usr/include/c++/11/bits/stl_algobase.h:1407:60: error: expected primary-expression before ',' token
 1407 |         _GLIBCXX_STD_C::_Deque_iterator<_Tp1, _Ref1, _Ptr1>,
      |                                                            ^
/usr/include/c++/11/bits/stl_algobase.h:1408:25: error: '_Deque_iterator' is not a member of 'std'; did you mean 'reverse_iterator'?
 1408 |         _GLIBCXX_STD_C::_Deque_iterator<_Tp2, _Ref2, _Ptr2>,
      |                         ^~~~~~~~~~~~~~~
      |                         reverse_iterator
/usr/include/c++/11/bits/stl_algobase.h:1408:45: error: expected primary-expression before ',' token
 1408 |         _GLIBCXX_STD_C::_Deque_iterator<_Tp2, _Ref2, _Ptr2>,
      |                                             ^
/usr/include/c++/11/bits/stl_algobase.h:1408:52: error: expected primary-expression before ',' token
 1408 |         _GLIBCXX_STD_C::_Deque_iterator<_Tp2, _Ref2, _Ptr2>,
      |                                                    ^
/usr/include/c++/11/bits/stl_algobase.h:1408:59: error: expected primary-expression before '>' token
 1408 |         _GLIBCXX_STD_C::_Deque_iterator<_Tp2, _Ref2, _Ptr2>,
      |                                                           ^
/usr/include/c++/11/bits/stl_algobase.h:1408:60: error: expected primary-expression before ',' token
 1408 |         _GLIBCXX_STD_C::_Deque_iterator<_Tp2, _Ref2, _Ptr2>,
      |                                                            ^
/usr/include/c++/11/bits/stl_algobase.h:1409:25: error: '_Deque_iterator' is not a member of 'std'; did you mean 'reverse_iterator'?
 1409 |         _GLIBCXX_STD_C::_Deque_iterator<_Tp2, _Ref2, _Ptr2>);
      |                         ^~~~~~~~~~~~~~~
      |                         reverse_iterator
/usr/include/c++/11/bits/stl_algobase.h:1409:45: error: expected primary-expression before ',' token
 1409 |         _GLIBCXX_STD_C::_Deque_iterator<_Tp2, _Ref2, _Ptr2>);
      |                                             ^
/usr/include/c++/11/bits/stl_algobase.h:1409:52: error: expected primary-expression before ',' token
 1409 |         _GLIBCXX_STD_C::_Deque_iterator<_Tp2, _Ref2, _Ptr2>);
      |                                                    ^
/usr/include/c++/11/bits/stl_algobase.h:1409:59: error: expected primary-expression before '>' token
 1409 |         _GLIBCXX_STD_C::_Deque_iterator<_Tp2, _Ref2, _Ptr2>);
      |                                                           ^
/usr/include/c++/11/bits/stl_algobase.h:1409:60: error: expected primary-expression before ')' token
 1409 |         _GLIBCXX_STD_C::_Deque_iterator<_Tp2, _Ref2, _Ptr2>);
      |                                                            ^
/usr/include/c++/11/bits/stl_algobase.h:1409:60: error: expression list treated as compound expression in initializer [-fpermissive]
/usr/include/c++/11/bits/stl_algobase.h: In function 'bool __lexicographical_compare_aux(_II1, _II1, _II2, _II2)':
/usr/include/c++/11/bits/stl_algobase.h:1417:19: error: '__lexicographical_compare_aux1' is not a member of 'std'; did you mean '__lexicographical_compare_aux1'?
 1417 |       return std::__lexicographical_compare_aux1(std::__niter_base(__first1),
      |                   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:1398:5: note: '__lexicographical_compare_aux1' declared here
 1398 |     __lexicographical_compare_aux1(_Tp1*, _Tp1*,
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h: In function '_ForwardIterator __lower_bound(_ForwardIterator, _ForwardIterator, const _Tp&, _Compare)':
/usr/include/c++/11/bits/stl_algobase.h:1454:24: error: expected nested-name-specifier before 'iterator_traits'
 1454 |       typedef typename iterator_traits<_ForwardIterator>::difference_type
      |                        ^~~~~~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:1454:39: error: expected initializer before '<' token
 1454 |       typedef typename iterator_traits<_ForwardIterator>::difference_type
      |                                       ^
/usr/include/c++/11/bits/stl_algobase.h:1457:7: error: '_DistanceType' was not declared in this scope
 1457 |       _DistanceType __len = std::distance(__first, __last);
      |       ^~~~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:1459:14: error: '__len' was not declared in this scope
 1459 |       while (__len > 0)
      |              ^~~~~
/usr/include/c++/11/bits/stl_algobase.h:1461:24: error: expected ';' before '__half'
 1461 |           _DistanceType __half = __len >> 1;
      |                        ^~~~~~~
      |                        ;
/usr/include/c++/11/bits/stl_algobase.h:1463:34: error: '__half' was not declared in this scope; did you mean '__val'?
 1463 |           std::advance(__middle, __half);
      |                                  ^~~~~~
      |                                  __val
/usr/include/c++/11/bits/stl_algobase.h: In function '_ForwardIterator lower_bound(_ForwardIterator, _ForwardIterator, const _Tp&)':
/usr/include/c++/11/bits/stl_algobase.h:1499:19: error: '__lower_bound' is not a member of 'std'; did you mean '__lower_bound'?
 1499 |       return std::__lower_bound(__first, __last, __val,
      |                   ^~~~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:1451:5: note: '__lower_bound' declared here
 1451 |     __lower_bound(_ForwardIterator __first, _ForwardIterator __last,
      |     ^~~~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h: In function 'bool equal(_II1, _II1, _II2)':
/usr/include/c++/11/bits/stl_algobase.h:1556:19: error: '__equal_aux' is not a member of 'std'; did you mean '__equal_aux'?
 1556 |       return std::__equal_aux(__first1, __last1, __first2);
      |                   ^~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:1238:5: note: '__equal_aux' declared here
 1238 |     __equal_aux(const ::__gnu_debug::_Safe_iterator<_II1, _Seq1, _Cat1>&,
      |     ^~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h: In function 'bool __equal4(_II1, _II1, _II2, _II2)':
/usr/include/c++/11/bits/stl_algobase.h:1598:22: error: 'random_access_iterator_tag' does not name a type
 1598 |       using _RATag = random_access_iterator_tag;
      |                      ^~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:1599:30: error: expected nested-name-specifier before 'iterator_traits'
 1599 |       using _Cat1 = typename iterator_traits<_II1>::iterator_category;
      |                              ^~~~~~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:1600:30: error: expected nested-name-specifier before 'iterator_traits'
 1600 |       using _Cat2 = typename iterator_traits<_II2>::iterator_category;
      |                              ^~~~~~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:1601:24: error: '__and_' does not name a type
 1601 |       using _RAIters = __and_<is_same<_Cat1, _RATag>, is_same<_Cat2, _RATag>>;
      |                        ^~~~~~
/usr/include/c++/11/bits/stl_algobase.h:1602:11: error: there are no arguments to '_RAIters' that depend on a template parameter, so a declaration of '_RAIters' must be available [-fpermissive]
 1602 |       if (_RAIters())
      |           ^~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:1602:11: note: (if you use '-fpermissive', G++ will accept your code, but allowing the use of an undeclared name is deprecated)
/usr/include/c++/11/bits/stl_algobase.h:1608:34: error: 'equal' is not a member of 'std'; did you mean 'remquol'?
 1608 |           return _GLIBCXX_STD_A::equal(__first1, __last1, __first2);
      |                                  ^~~~~
      |                                  remquol
/usr/include/c++/11/bits/stl_algobase.h: In function 'bool __equal4(_II1, _II1, _II2, _II2, _BinaryPredicate)':
/usr/include/c++/11/bits/stl_algobase.h:1625:22: error: 'random_access_iterator_tag' does not name a type
 1625 |       using _RATag = random_access_iterator_tag;
      |                      ^~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:1626:30: error: expected nested-name-specifier before 'iterator_traits'
 1626 |       using _Cat1 = typename iterator_traits<_II1>::iterator_category;
      |                              ^~~~~~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:1627:30: error: expected nested-name-specifier before 'iterator_traits'
 1627 |       using _Cat2 = typename iterator_traits<_II2>::iterator_category;
      |                              ^~~~~~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:1628:24: error: '__and_' does not name a type
 1628 |       using _RAIters = __and_<is_same<_Cat1, _RATag>, is_same<_Cat2, _RATag>>;
      |                        ^~~~~~
/usr/include/c++/11/bits/stl_algobase.h:1629:11: error: there are no arguments to '_RAIters' that depend on a template parameter, so a declaration of '_RAIters' must be available [-fpermissive]
 1629 |       if (_RAIters())
      |           ^~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:1635:34: error: 'equal' is not a member of 'std'; did you mean 'remquol'?
 1635 |           return _GLIBCXX_STD_A::equal(__first1, __last1, __first2,
      |                                  ^~~~~
      |                                  remquol
/usr/include/c++/11/bits/stl_algobase.h: In function 'bool equal(_II1, _II1, _II2, _II2)':
/usr/include/c++/11/bits/stl_algobase.h:1678:30: error: '__equal4' is not a member of 'std'; did you mean '__equal4'?
 1678 |       return _GLIBCXX_STD_A::__equal4(__first1, __last1, __first2, __last2);
      |                              ^~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:1622:5: note: '__equal4' declared here
 1622 |     __equal4(_II1 __first1, _II1 __last1, _II2 __first2, _II2 __last2,
      |     ^~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h: In function 'bool equal(_IIter1, _IIter1, _IIter2, _IIter2, _BinaryPredicate)':
/usr/include/c++/11/bits/stl_algobase.h:1709:30: error: '__equal4' is not a member of 'std'; did you mean '__equal4'?
 1709 |       return _GLIBCXX_STD_A::__equal4(__first1, __last1, __first2, __last2,
      |                              ^~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:1622:5: note: '__equal4' declared here
 1622 |     __equal4(_II1 __first1, _II1 __last1, _II2 __first2, _II2 __last2,
      |     ^~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h: In function 'bool lexicographical_compare(_II1, _II1, _II2, _II2)':
/usr/include/c++/11/bits/stl_algobase.h:1747:19: error: '__lexicographical_compare_aux' is not a member of 'std'; did you mean '__lexicographical_compare_aux'?
 1747 |       return std::__lexicographical_compare_aux(__first1, __last1,
      |                   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:1442:5: note: '__lexicographical_compare_aux' declared here
 1442 |     __lexicographical_compare_aux(
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h: In function 'bool lexicographical_compare(_II1, _II1, _II2, _II2, _Compare)':
/usr/include/c++/11/bits/stl_algobase.h:1776:19: error: '__lexicographical_compare_impl' is not a member of 'std'; did you mean '__lexicographical_compare_impl'?
 1776 |       return std::__lexicographical_compare_impl
      |                   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:1283:5: note: '__lexicographical_compare_impl' declared here
 1283 |     __lexicographical_compare_impl(_II1 __first1, _II1 __last1,
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h: At global scope:
/usr/include/c++/11/bits/stl_algobase.h:1883:5: error: 'pair' does not name a type
 1883 |     pair<_InputIterator1, _InputIterator2>
      |     ^~~~
/usr/include/c++/11/bits/stl_algobase.h:1910:12: error: 'pair' does not name a type
 1910 |     inline pair<_InputIterator1, _InputIterator2>
      |            ^~~~
/usr/include/c++/11/bits/stl_algobase.h:1945:12: error: 'pair' does not name a type
 1945 |     inline pair<_InputIterator1, _InputIterator2>
      |            ^~~~
/usr/include/c++/11/bits/stl_algobase.h:1963:5: error: 'pair' does not name a type
 1963 |     pair<_InputIterator1, _InputIterator2>
      |     ^~~~
/usr/include/c++/11/bits/stl_algobase.h:1993:12: error: 'pair' does not name a type
 1993 |     inline pair<_InputIterator1, _InputIterator2>
      |            ^~~~
/usr/include/c++/11/bits/stl_algobase.h:2030:12: error: 'pair' does not name a type
 2030 |     inline pair<_InputIterator1, _InputIterator2>
      |            ^~~~
/usr/include/c++/11/bits/stl_algobase.h:2053:34: error: 'input_iterator_tag' has not been declared
 2053 |               _Predicate __pred, input_iterator_tag)
      |                                  ^~~~~~~~~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:2065:34: error: 'random_access_iterator_tag' has not been declared
 2065 |               _Predicate __pred, random_access_iterator_tag)
      |                                  ^~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:2064:5: error: redefinition of 'template<class _RandomAccessIterator, class _Predicate> _RandomAccessIterator __find_if(_RandomAccessIterator, _RandomAccessIterator, _Predicate, int)'
 2064 |     __find_if(_RandomAccessIterator __first, _RandomAccessIterator __last,
      |     ^~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:2052:5: note: 'template<class _InputIterator, class _Predicate> _InputIterator __find_if(_InputIterator, _InputIterator, _Predicate, int)' previously declared here
 2052 |     __find_if(_InputIterator __first, _InputIterator __last,
      |     ^~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:2123:14: error: expected nested-name-specifier before 'iterator_traits'
 2123 |     typename iterator_traits<_InputIterator>::difference_type
      |              ^~~~~~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:2123:29: error: expected initializer before '<' token
 2123 |     typename iterator_traits<_InputIterator>::difference_type
      |                             ^
/usr/include/c++/11/bits/stl_algobase.h: In function 'bool __is_permutation(_ForwardIterator1, _ForwardIterator1, _ForwardIterator2, _BinaryPredicate)':
/usr/include/c++/11/bits/stl_algobase.h:2156:30: error: '__find_if' is not a member of 'std'; did you mean '__find_if'?
 2156 |           if (__scan != std::__find_if(__first1, __scan,
      |                              ^~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:2115:5: note: '__find_if' declared here
 2115 |     __find_if(_Iterator __first, _Iterator __last, _Predicate __pred)
      |     ^~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:2161:20: error: '__count_if' is not a member of 'std'
 2161 |             = std::__count_if(__first2, __last2,
      |                    ^~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:2164:20: error: '__count_if' is not a member of 'std'
 2164 |               std::__count_if(__scan, __last1,
      |                    ^~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h: In function 'bool is_permutation(_ForwardIterator1, _ForwardIterator1, _ForwardIterator2)':
/usr/include/c++/11/bits/stl_algobase.h:2198:19: error: '__is_permutation' is not a member of 'std'; did you mean '__is_permutation'?
 2198 |       return std::__is_permutation(__first1, __last1, __first2,
      |                   ^~~~~~~~~~~~~~~~
/usr/include/c++/11/bits/stl_algobase.h:2138:5: note: '__is_permutation' declared here
 2138 |     __is_permutation(_ForwardIterator1 __first1, _ForwardIterator1 __last1,
      |     ^~~~~~~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:46,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/limits: At global scope:
/usr/include/c++/11/limits:317:7: error: 'constexpr' static data member 'min' must have an initializer
  317 |       min() _GLIBCXX_USE_NOEXCEPT { return _Tp(); }
      |       ^~~
/usr/include/c++/11/limits:317:7: error: expected ';' at end of member declaration
  317 |       min() _GLIBCXX_USE_NOEXCEPT { return _Tp(); }
      |       ^~~
      |          ;
In file included from /usr/include/c++/11/cstdlib:41,
                 from /usr/include/c++/11/stdlib.h:36,
                 from burp.h:33,
                 from current_backups_server.c:1:
/usr/include/c++/11/limits:317:13: error: expected unqualified-id before 'noexcept'
  317 |       min() _GLIBCXX_USE_NOEXCEPT { return _Tp(); }
      |             ^~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:46,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/limits:389:7: error: 'constexpr' static data member 'min' must have an initializer
  389 |       min() _GLIBCXX_USE_NOEXCEPT { return false; }
      |       ^~~
/usr/include/c++/11/limits:389:7: error: expected ';' at end of member declaration
  389 |       min() _GLIBCXX_USE_NOEXCEPT { return false; }
      |       ^~~
      |          ;
In file included from /usr/include/c++/11/cstdlib:41,
                 from /usr/include/c++/11/stdlib.h:36,
                 from burp.h:33,
                 from current_backups_server.c:1:
/usr/include/c++/11/limits:389:13: error: expected unqualified-id before 'noexcept'
  389 |       min() _GLIBCXX_USE_NOEXCEPT { return false; }
      |             ^~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:46,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/limits:458:7: error: 'constexpr' static data member 'min' must have an initializer
  458 |       min() _GLIBCXX_USE_NOEXCEPT { return __glibcxx_min(char); }
      |       ^~~
/usr/include/c++/11/limits:458:7: error: expected ';' at end of member declaration
  458 |       min() _GLIBCXX_USE_NOEXCEPT { return __glibcxx_min(char); }
      |       ^~~
      |          ;
In file included from /usr/include/c++/11/cstdlib:41,
                 from /usr/include/c++/11/stdlib.h:36,
                 from burp.h:33,
                 from current_backups_server.c:1:
/usr/include/c++/11/limits:458:13: error: expected unqualified-id before 'noexcept'
  458 |       min() _GLIBCXX_USE_NOEXCEPT { return __glibcxx_min(char); }
      |             ^~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:46,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/limits:525:7: error: 'constexpr' static data member 'min' must have an initializer
  525 |       min() _GLIBCXX_USE_NOEXCEPT { return -__SCHAR_MAX__ - 1; }
      |       ^~~
/usr/include/c++/11/limits:525:7: error: expected ';' at end of member declaration
  525 |       min() _GLIBCXX_USE_NOEXCEPT { return -__SCHAR_MAX__ - 1; }
      |       ^~~
      |          ;
In file included from /usr/include/c++/11/cstdlib:41,
                 from /usr/include/c++/11/stdlib.h:36,
                 from burp.h:33,
                 from current_backups_server.c:1:
/usr/include/c++/11/limits:525:13: error: expected unqualified-id before 'noexcept'
  525 |       min() _GLIBCXX_USE_NOEXCEPT { return -__SCHAR_MAX__ - 1; }
      |             ^~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:46,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/limits:595:7: error: 'constexpr' static data member 'min' must have an initializer
  595 |       min() _GLIBCXX_USE_NOEXCEPT { return 0; }
      |       ^~~
/usr/include/c++/11/limits:595:7: error: expected ';' at end of member declaration
  595 |       min() _GLIBCXX_USE_NOEXCEPT { return 0; }
      |       ^~~
      |          ;
In file included from /usr/include/c++/11/cstdlib:41,
                 from /usr/include/c++/11/stdlib.h:36,
                 from burp.h:33,
                 from current_backups_server.c:1:
/usr/include/c++/11/limits:595:13: error: expected unqualified-id before 'noexcept'
  595 |       min() _GLIBCXX_USE_NOEXCEPT { return 0; }
      |             ^~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:46,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/limits:668:7: error: 'constexpr' static data member 'min' must have an initializer
  668 |       min() _GLIBCXX_USE_NOEXCEPT { return __glibcxx_min (wchar_t); }
      |       ^~~
/usr/include/c++/11/limits:668:7: error: expected ';' at end of member declaration
  668 |       min() _GLIBCXX_USE_NOEXCEPT { return __glibcxx_min (wchar_t); }
      |       ^~~
      |          ;
In file included from /usr/include/c++/11/cstdlib:41,
                 from /usr/include/c++/11/stdlib.h:36,
                 from burp.h:33,
                 from current_backups_server.c:1:
/usr/include/c++/11/limits:668:13: error: expected unqualified-id before 'noexcept'
  668 |       min() _GLIBCXX_USE_NOEXCEPT { return __glibcxx_min (wchar_t); }
      |             ^~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:46,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/limits:802:7: error: 'constexpr' static data member 'min' must have an initializer
  802 |       min() noexcept { return __glibcxx_min (char16_t); }
      |       ^~~
/usr/include/c++/11/limits:802:7: error: expected ';' at end of member declaration
  802 |       min() noexcept { return __glibcxx_min (char16_t); }
      |       ^~~
      |          ;
/usr/include/c++/11/limits:802:13: error: expected unqualified-id before 'noexcept'
  802 |       min() noexcept { return __glibcxx_min (char16_t); }
      |             ^~~~~~~~
/usr/include/c++/11/limits:863:7: error: 'constexpr' static data member 'min' must have an initializer
  863 |       min() noexcept { return __glibcxx_min (char32_t); }
      |       ^~~
/usr/include/c++/11/limits:863:7: error: expected ';' at end of member declaration
  863 |       min() noexcept { return __glibcxx_min (char32_t); }
      |       ^~~
      |          ;
/usr/include/c++/11/limits:863:13: error: expected unqualified-id before 'noexcept'
  863 |       min() noexcept { return __glibcxx_min (char32_t); }
      |             ^~~~~~~~
/usr/include/c++/11/limits:925:7: error: 'constexpr' static data member 'min' must have an initializer
  925 |       min() _GLIBCXX_USE_NOEXCEPT { return -__SHRT_MAX__ - 1; }
      |       ^~~
/usr/include/c++/11/limits:925:7: error: expected ';' at end of member declaration
  925 |       min() _GLIBCXX_USE_NOEXCEPT { return -__SHRT_MAX__ - 1; }
      |       ^~~
      |          ;
In file included from /usr/include/c++/11/cstdlib:41,
                 from /usr/include/c++/11/stdlib.h:36,
                 from burp.h:33,
                 from current_backups_server.c:1:
/usr/include/c++/11/limits:925:13: error: expected unqualified-id before 'noexcept'
  925 |       min() _GLIBCXX_USE_NOEXCEPT { return -__SHRT_MAX__ - 1; }
      |             ^~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:46,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/limits:992:7: error: 'constexpr' static data member 'min' must have an initializer
  992 |       min() _GLIBCXX_USE_NOEXCEPT { return 0; }
      |       ^~~
/usr/include/c++/11/limits:992:7: error: expected ';' at end of member declaration
  992 |       min() _GLIBCXX_USE_NOEXCEPT { return 0; }
      |       ^~~
      |          ;
In file included from /usr/include/c++/11/cstdlib:41,
                 from /usr/include/c++/11/stdlib.h:36,
                 from burp.h:33,
                 from current_backups_server.c:1:
/usr/include/c++/11/limits:992:13: error: expected unqualified-id before 'noexcept'
  992 |       min() _GLIBCXX_USE_NOEXCEPT { return 0; }
      |             ^~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:46,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/limits:1065:7: error: 'constexpr' static data member 'min' must have an initializer
 1065 |       min() _GLIBCXX_USE_NOEXCEPT { return -__INT_MAX__ - 1; }
      |       ^~~
/usr/include/c++/11/limits:1065:7: error: expected ';' at end of member declaration
 1065 |       min() _GLIBCXX_USE_NOEXCEPT { return -__INT_MAX__ - 1; }
      |       ^~~
      |          ;
In file included from /usr/include/c++/11/cstdlib:41,
                 from /usr/include/c++/11/stdlib.h:36,
                 from burp.h:33,
                 from current_backups_server.c:1:
/usr/include/c++/11/limits:1065:13: error: expected unqualified-id before 'noexcept'
 1065 |       min() _GLIBCXX_USE_NOEXCEPT { return -__INT_MAX__ - 1; }
      |             ^~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:46,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/limits:1132:7: error: 'constexpr' static data member 'min' must have an initializer
 1132 |       min() _GLIBCXX_USE_NOEXCEPT { return 0; }
      |       ^~~
/usr/include/c++/11/limits:1132:7: error: expected ';' at end of member declaration
 1132 |       min() _GLIBCXX_USE_NOEXCEPT { return 0; }
      |       ^~~
      |          ;
In file included from /usr/include/c++/11/cstdlib:41,
                 from /usr/include/c++/11/stdlib.h:36,
                 from burp.h:33,
                 from current_backups_server.c:1:
/usr/include/c++/11/limits:1132:13: error: expected unqualified-id before 'noexcept'
 1132 |       min() _GLIBCXX_USE_NOEXCEPT { return 0; }
      |             ^~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:46,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/limits:1204:7: error: 'constexpr' static data member 'min' must have an initializer
 1204 |       min() _GLIBCXX_USE_NOEXCEPT { return -__LONG_MAX__ - 1; }
      |       ^~~
/usr/include/c++/11/limits:1204:7: error: expected ';' at end of member declaration
 1204 |       min() _GLIBCXX_USE_NOEXCEPT { return -__LONG_MAX__ - 1; }
      |       ^~~
      |          ;
In file included from /usr/include/c++/11/cstdlib:41,
                 from /usr/include/c++/11/stdlib.h:36,
                 from burp.h:33,
                 from current_backups_server.c:1:
/usr/include/c++/11/limits:1204:13: error: expected unqualified-id before 'noexcept'
 1204 |       min() _GLIBCXX_USE_NOEXCEPT { return -__LONG_MAX__ - 1; }
      |             ^~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:46,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/limits:1271:7: error: 'constexpr' static data member 'min' must have an initializer
 1271 |       min() _GLIBCXX_USE_NOEXCEPT { return 0; }
      |       ^~~
/usr/include/c++/11/limits:1271:7: error: expected ';' at end of member declaration
 1271 |       min() _GLIBCXX_USE_NOEXCEPT { return 0; }
      |       ^~~
      |          ;
In file included from /usr/include/c++/11/cstdlib:41,
                 from /usr/include/c++/11/stdlib.h:36,
                 from burp.h:33,
                 from current_backups_server.c:1:
/usr/include/c++/11/limits:1271:13: error: expected unqualified-id before 'noexcept'
 1271 |       min() _GLIBCXX_USE_NOEXCEPT { return 0; }
      |             ^~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:46,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/limits:1344:7: error: 'constexpr' static data member 'min' must have an initializer
 1344 |       min() _GLIBCXX_USE_NOEXCEPT { return -__LONG_LONG_MAX__ - 1; }
      |       ^~~
/usr/include/c++/11/limits:1344:7: error: expected ';' at end of member declaration
 1344 |       min() _GLIBCXX_USE_NOEXCEPT { return -__LONG_LONG_MAX__ - 1; }
      |       ^~~
      |          ;
In file included from /usr/include/c++/11/cstdlib:41,
                 from /usr/include/c++/11/stdlib.h:36,
                 from burp.h:33,
                 from current_backups_server.c:1:
/usr/include/c++/11/limits:1344:13: error: expected unqualified-id before 'noexcept'
 1344 |       min() _GLIBCXX_USE_NOEXCEPT { return -__LONG_LONG_MAX__ - 1; }
      |             ^~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:46,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/limits:1414:7: error: 'constexpr' static data member 'min' must have an initializer
 1414 |       min() _GLIBCXX_USE_NOEXCEPT { return 0; }
      |       ^~~
/usr/include/c++/11/limits:1414:7: error: expected ';' at end of member declaration
 1414 |       min() _GLIBCXX_USE_NOEXCEPT { return 0; }
      |       ^~~
      |          ;
In file included from /usr/include/c++/11/cstdlib:41,
                 from /usr/include/c++/11/stdlib.h:36,
                 from burp.h:33,
                 from current_backups_server.c:1:
/usr/include/c++/11/limits:1414:13: error: expected unqualified-id before 'noexcept'
 1414 |       min() _GLIBCXX_USE_NOEXCEPT { return 0; }
      |             ^~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:46,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/limits:1635:3: error: 'constexpr' static data member 'min' must have an initializer
 1635 |   __INT_N(__GLIBCXX_TYPE_INT_N_0, __GLIBCXX_BITSIZE_INT_N_0,
      |   ^~~~~~~
/usr/include/c++/11/limits:1635:3: error: expected ';' at end of member declaration
In file included from /usr/include/c++/11/cstdlib:41,
                 from /usr/include/c++/11/stdlib.h:36,
                 from burp.h:33,
                 from current_backups_server.c:1:
/usr/include/c++/11/limits:1635:3: error: expected unqualified-id before 'noexcept'
 1635 |   __INT_N(__GLIBCXX_TYPE_INT_N_0, __GLIBCXX_BITSIZE_INT_N_0,
      |   ^~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:46,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/limits:1635:3: error: 'constexpr' static data member 'min' must have an initializer
 1635 |   __INT_N(__GLIBCXX_TYPE_INT_N_0, __GLIBCXX_BITSIZE_INT_N_0,
      |   ^~~~~~~
/usr/include/c++/11/limits:1635:3: error: expected ';' at end of member declaration
In file included from /usr/include/c++/11/cstdlib:41,
                 from /usr/include/c++/11/stdlib.h:36,
                 from burp.h:33,
                 from current_backups_server.c:1:
/usr/include/c++/11/limits:1635:3: error: expected unqualified-id before 'noexcept'
 1635 |   __INT_N(__GLIBCXX_TYPE_INT_N_0, __GLIBCXX_BITSIZE_INT_N_0,
      |   ^~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:46,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/limits:1673:7: error: 'constexpr' static data member 'min' must have an initializer
 1673 |       min() _GLIBCXX_USE_NOEXCEPT { return __FLT_MIN__; }
      |       ^~~
/usr/include/c++/11/limits:1673:7: error: expected ';' at end of member declaration
 1673 |       min() _GLIBCXX_USE_NOEXCEPT { return __FLT_MIN__; }
      |       ^~~
      |          ;
In file included from /usr/include/c++/11/cstdlib:41,
                 from /usr/include/c++/11/stdlib.h:36,
                 from burp.h:33,
                 from current_backups_server.c:1:
/usr/include/c++/11/limits:1673:13: error: expected unqualified-id before 'noexcept'
 1673 |       min() _GLIBCXX_USE_NOEXCEPT { return __FLT_MIN__; }
      |             ^~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:46,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/limits:1748:7: error: 'constexpr' static data member 'min' must have an initializer
 1748 |       min() _GLIBCXX_USE_NOEXCEPT { return __DBL_MIN__; }
      |       ^~~
/usr/include/c++/11/limits:1748:7: error: expected ';' at end of member declaration
 1748 |       min() _GLIBCXX_USE_NOEXCEPT { return __DBL_MIN__; }
      |       ^~~
      |          ;
In file included from /usr/include/c++/11/cstdlib:41,
                 from /usr/include/c++/11/stdlib.h:36,
                 from burp.h:33,
                 from current_backups_server.c:1:
/usr/include/c++/11/limits:1748:13: error: expected unqualified-id before 'noexcept'
 1748 |       min() _GLIBCXX_USE_NOEXCEPT { return __DBL_MIN__; }
      |             ^~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:46,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/limits:1823:7: error: 'constexpr' static data member 'min' must have an initializer
 1823 |       min() _GLIBCXX_USE_NOEXCEPT { return __LDBL_MIN__; }
      |       ^~~
/usr/include/c++/11/limits:1823:7: error: expected ';' at end of member declaration
 1823 |       min() _GLIBCXX_USE_NOEXCEPT { return __LDBL_MIN__; }
      |       ^~~
      |          ;
In file included from /usr/include/c++/11/cstdlib:41,
                 from /usr/include/c++/11/stdlib.h:36,
                 from burp.h:33,
                 from current_backups_server.c:1:
/usr/include/c++/11/limits:1823:13: error: expected unqualified-id before 'noexcept'
 1823 |       min() _GLIBCXX_USE_NOEXCEPT { return __LDBL_MIN__; }
      |             ^~~~~~~~~~~~~~~~~~~~~
--- delete_server.o ---
c++   -c  -I/usr/pkg/include -I/usr/include -I. -I..  -pipe -O2 -I/usr/pkg/include -I/usr/include delete_server.c
--- current_backups_server.o ---
In file included from /usr/include/c++/11/math.h:36,
                 from current_backups_server.c:16:
/usr/include/c++/11/cmath:1938:1: error: expected declaration before '}' token
 1938 | } // extern "C++"
      | ^
current_backups_server.c: In function 'int read_timestamp(const char*, char*, size_t)':
current_backups_server.c:220:14: warning: ignoring return value of 'char* fgets(char*, int, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
  220 |         fgets(buf, len, fp);
      |         ~~~~~^~~~~~~~~~~~~~
*** [current_backups_server.o] Error code 1

bmake[1]: stopped making "all" in /home/pbulk/build/sysutils/burp/work/burp-1.4.40/src
bmake[1]: 1 error

bmake[1]: stopped making "all" in /home/pbulk/build/sysutils/burp/work/burp-1.4.40/src
  ====== Error in /home/pbulk/build/sysutils/burp/work/burp-1.4.40/src ======

==>Entering directory /home/pbulk/build/sysutils/burp/work/burp-1.4.40/manpages
  ====== Error in /home/pbulk/build/sysutils/burp/work/burp-1.4.40/manpages ======

*** Error code 6

Stop.
bmake[1]: stopped making "all" in /data/jenkins/workspace/pkgsrc-el9-trunk-x86_64/sysutils/burp
*** Error code 1

Stop.
bmake: stopped making "all" in /data/jenkins/workspace/pkgsrc-el9-trunk-x86_64/sysutils/burp