cc -pthread  -Wall -Wextra -Werror -Wno-error=deprecated -Wno-error=deprecated-declarations pthread/pthread_setschedprio.c -o pthread/pthread_setschedprio -D_POSIX_C_SOURCE=202405L -lm -lpthread -lrt -lintl -liconv
pthread/pthread_setschedprio.c:6:30: error: ‘pthread_setschedprio’ undeclared here (not in a function); did you mean ‘pthread_setspecific’?
    6 | int (*foo)(pthread_t, int) = pthread_setschedprio;
      |                              ^~~~~~~~~~~~~~~~~~~~
      |                              pthread_setspecific