[...]

checking for unsigned long long int... yes
checking for long long int... yes
checking for locale_t... yes
checking for struct cmsgcred... no
checking for struct option... yes
checking for z_streamp... yes
checking for special C compiler options needed for large files... no
checking for _FILE_OFFSET_BITS value needed for large files... no
checking size of off_t... 8
checking for int timezone... yes
checking types of arguments for accept()... int, int, struct sockaddr *, socklen_t *
checking whether gettimeofday takes only one argument... no
checking for wcstombs_l declaration... no
checking for cbrt... yes
checking for dlopen... yes
checking for fdatasync... yes
checking for getifaddrs... yes
checking for getpeerucred... Terminated
ended at: Thu Apr 30 01:36:42 2020, done in 0:00:16.849248
error: No files produced.
+ chmod -R u+rwX /tmp/B.xYFNfe/BUILD
no
checking for getrlimit... chmod: cannot access '/tmp/B.xYFNfe/BUILD/postgresql-9.5.21/conftest': No such file or directory
+ rm -rf /tmp/B.xYFNfe
yes
./configure[12635]: can't create temporary file : No such file or directory
checking for mbstowcs_l... ./configure[12635]: can't create temporary file : No such file or directory
sed: can't read conftest.c: No such file or directory
no
checking for memmove... ./configure[12635]: can't create temporary file : No such file or directory
sed: can't read conftest.c: No such file or directory
no
checking for poll... ./configure[12635]: can't create temporary file : No such file or directory
sed: can't read conftest.c: No such file or directory
no
checking for posix_fallocate... ./configure[12635]: can't create temporary file : No such file or directory
sed: can't read conftest.c: No such file or directory
no
checking for pstat... ./configure[12635]: can't create temporary file : No such file or directory
sed: can't read conftest.c: No such file or directory
no
checking for pthread_is_threaded_np... ./configure[12635]: can't create temporary file : No such file or directory
sed: can't read conftest.c: No such file or directory
no
checking for readlink... ./configure[12635]: can't create temporary file : No such file or directory
rm: cannot remove '/tmp/B.xYFNfe/BUILD/postgresql-9.5.21': Directory not empty
Begin-TLD-Builder-Info
Build-Time: user:5.35s sys:1.59s real:17.94s (faults io:0 non-io:61627)
End-TLD-Builder-Info