cc -pthread  -Wall -Wextra -Werror -Wno-error=deprecated -Wno-error=deprecated-declarations pthread/pthread_barrier_wait.c -o pthread/pthread_barrier_wait -D_POSIX_C_SOURCE=202405L  -lm -lpthread  -liconv
pthread/pthread_barrier_wait.c:5:12: error: unknown type name 'pthread_barrier_t'; did you mean 'pthread_attr_t'?
int (*foo)(pthread_barrier_t *) = pthread_barrier_wait;
           ^~~~~~~~~~~~~~~~~
           pthread_attr_t
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/sys/_pthread/_pthread_attr_t.h:31:33: note: 'pthread_attr_t' declared here
typedef __darwin_pthread_attr_t pthread_attr_t;
                                ^
pthread/pthread_barrier_wait.c:5:35: error: use of undeclared identifier 'pthread_barrier_wait'
int (*foo)(pthread_barrier_t *) = pthread_barrier_wait;
                                  ^
2 errors generated.