cc -pthread  -Wall -Wextra -Werror=implicit-function-declaration unistd/symlinkat.c -o unistd/symlinkat -D_GNU_SOURCE -D_BSD_SOURCE -D_ALL_SOURCE -D_DEFAULT_SOURCE -lm -lpthread -lrt -lintl -liconv
relibc getrlimit(3, 0x7ffffffffc80): not implemented
relibc getrlimit(3, 0x7ffffffffba0): not implemented
relibc getrlimit(9, 0x7ffffffffb60): not implemented
relibc getrlimit(9, 0x7ffffffffb90): not implemented
relibc getrlimit(5, 0x7ffffffffb90): not implemented
relibc getrlimit(9, 0x7ffffffffb60): not implemented
unistd/symlinkat.c: In function 'main':
unistd/symlinkat.c:56:14: error: implicit declaration of function 'symlinkat'; did you mean 'symlink'? [-Werror=implicit-function-declaration]
   56 |         if ( symlinkat("foo", tmpdir_fd, "a") < 0 )
      |              ^~~~~~~~~
      |              symlink
unistd/symlinkat.c:62:9: error: implicit declaration of function 'unlinkat'; did you mean 'unlink'? [-Werror=implicit-function-declaration]
   62 |         unlinkat(tmpdir_fd, "a", 0);
      |         ^~~~~~~~
      |         unlink
cc1: some warnings being treated as errors