cc -pthread   -Wall -Wextra -Werror -Wno-error=deprecated -Wno-error=deprecated-declarations sys_wait/WEXITED.c -o sys_wait/WEXITED -D_POSIX_C_SOURCE=202405L -lm -lpthread -lrt  -lintl -liconv
sys_wait/WEXITED.c:2:17: error: ‘WEXITED’ undeclared here (not in a function); did you mean ‘WIFEXITED’?
    2 | int const foo = WEXITED;
      |                 ^~~~~~~
      |                 WIFEXITED