cc -pthread  -Wall -Wextra -Werror -Wno-error=deprecated -Wno-error=deprecated-declarations sys_wait/id_t.c -o sys_wait/id_t -D_POSIX_C_SOURCE=202405L -lm -lpthread -lrt -lintl -liconv
sys_wait/id_t.c:2:1: error: unknown type name ‘id_t’; did you mean ‘pid_t’?
    2 | id_t* foo;
      | ^~~~
      | pid_t