cc -pipe -O   -pthread -I/usr/local/include  -Wall -Wextra -Werror -Wno-error=deprecated -Wno-error=deprecated-declarations sys_socket/SOCK_CLOFORK.c -o sys_socket/SOCK_CLOFORK -D_POSIX_C_SOURCE=202405L  -lm -lpthread -lrt -L/usr/local/lib  -lintl -lrt -lcrypt
sys_socket/SOCK_CLOFORK.c:2:17: error: 'SOCK_CLOFORK' undeclared here (not in a function)
 int const foo = SOCK_CLOFORK;
                 ^~~~~~~~~~~~