cc -pthread  -Wall -Wextra -Werror -Wno-error=deprecated -Wno-error=deprecated-declarations sched/sched_setparam.c -o sched/sched_setparam -D_POSIX_C_SOURCE=202405L -lm -lpthread -lrt -lintl -liconv
sched/sched_setparam.c:6:18: error: expected ‘)’ before ‘const’
    6 | int (*foo)(pid_t, const struct sched_param *) = sched_setparam;
      |                  ^~~~~~
      |                  )