cc -pthread  -Wall -Wextra -Werror -Wno-error=deprecated -Wno-error=deprecated-declarations semaphore/sem_clockwait.c -o semaphore/sem_clockwait -D_POSIX_C_SOURCE=202405L -lm -lpthread -lrt -lintl -lcrypt -latomic
semaphore/sem_clockwait.c:5:29: error: unknown type name 'clockid_t'
    5 | int (*foo)(sem_t *restrict, clockid_t, const struct timespec *restrict) = sem_clockwait;
      |                             ^~~~~~~~~