cc -pthread  -Wall -Wextra -Werror -Wno-error=deprecated -Wno-error=deprecated-declarations semaphore/O_CREAT.c -o semaphore/O_CREAT -D_POSIX_C_SOURCE=202405L -lm -lpthread -lrt -lintl -liconv
semaphore/O_CREAT.c:3:2: error: #error "O_CREAT is not defined"
    3 | #error "O_CREAT is not defined"
      |  ^~~~~