#pragma once

/* https://stackoverflow.com/questions/61647896/unknown-type-name-pthread-barrier-t */
/*
-std=c99 is bad for this, 
use
-std=gnu99

or if keeping -std=c99
use either
#define _XOPEN_SOURCE 600
or
#define _POSIX_C_SOURCE 200112L
*/
#define _POSIX_C_SOURCE 200112L /* Or higher */

#include <pthread.h>