cc -O2 -pthread  -Wall -Wextra -Werror -Wno-error=deprecated -Wno-error=deprecated-declarations pthread/pthread_rwlockattr_setpshared.c -o pthread/pthread_rwlockattr_setpshared -D_POSIX_C_SOURCE=202405L  -lm -lpthread -lrt  -lintl -lcrypt
pthread/pthread_rwlockattr_setpshared.c:6:43: error: 'pthread_rwlockattr_setpshared' undeclared here (not in a function); did you mean 'pthread_rwlockattr_destroy'?
    6 | int (*foo)(pthread_rwlockattr_t *, int) = pthread_rwlockattr_setpshared;
      |                                           ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
      |                                           pthread_rwlockattr_destroy