gcc -pthread  -Wall -Wextra -Werror -Wno-error=deprecated -Wno-error=deprecated-declarations stdlib/WSTOPSIG.c -o stdlib/WSTOPSIG -D_POSIX_C_SOURCE=202405L -lm -lpthread -lrt -lxnet -lsocket -latomic
stdlib/WSTOPSIG.c:2:17: error: ‘WSTOPSIG’ undeclared here (not in a function)
    2 | int const foo = WSTOPSIG;
      |                 ^~~~~~~~