cc -pthread   -Wall -Wextra -Werror=implicit-function-declaration sys_stat/mkfifo.c -o sys_stat/mkfifo -D_GNU_SOURCE -D_BSD_SOURCE -D_ALL_SOURCE -D_DEFAULT_SOURCE -lm -lpthread -lrt  -lintl -liconv
sys_stat/mkfifo.c: In function ‘main’:
sys_stat/mkfifo.c:53:14: error: implicit declaration of function ‘mkfifo’ [-Wimplicit-function-declaration]
   53 |         if ( mkfifo(path, 0600) < 0 )
      |              ^~~~~~