#if THREADS == 1
	#define WRAPTHREAD_NOTHREADS 1
#elif defined(__unix__)
	#define WRAPTHREAD_PTHREADS 1
#elif defined(__has_include)
	#if __has_include(<pthreads.h>)
		#define WRAPTHREAD_PTHREADS 1
	#elif __has_include(<threads.h>)
		#define WRAPTHREAD_C11THREADS 1
	#endif
#else
	#define WRAPTHREAD_NOTHREADS 1
#endif

#if WRAPTHREAD_PTHREADS
	#include <pthread.h>

	#define wrapthread_atomic _Atomic

	#define wrapthread_return_t void *
	#define wrapthread_return_val NULL

	#define wrapthread_define_var_thread_t(x) pthread_t x
	#define wrapthread_define_var_mutex_t(x) pthread_mutex_t x
	#define wrapthread_define_struct_thread_t(x) pthread_t x
	#define wrapthread_define_struct_mutex_t(x) pthread_mutex_t x

	#define wrapthread_define_if_threads(T, x) T x

	#define wrapthread_create(a, f, arg) pthread_create(a, NULL, f, arg)
	#define wrapthread_join(a) pthread_join(a, NULL)
	#define wrapthread_mutex_init(a) pthread_mutex_init(a, NULL)
	#define wrapthread_mutex_lock(a) pthread_mutex_lock(a)
	#define wrapthread_mutex_unlock(a) pthread_mutex_unlock(a)

#elif WRAPTHREAD_C11THREADS
	#include <threads.h>

	#define wrapthread_atomic _Atomic

	#define wrapthread_return_t int
	#define wrapthread_return_val 0

	#define wrapthread_define_var_thread_t(x) thrd_t x
	#define wrapthread_define_var_mutex_t(x) mtx_t x
	#define wrapthread_define_struct_thread_t(x) thrd_t x
	#define wrapthread_define_struct_mutex_t(x) mtx_t x

	#define wrapthread_define_if_threads(T, x) T x

	#define wrapthread_create(a, f, arg) thrd_create(a, f, arg)
	#define wrapthread_join(a) thrd_join(a, NULL)
	#define wrapthread_mutex_init(a) mtx_init(a, mtx_plain)
	#define wrapthread_mutex_lock(a) mtx_lock(a)
	#define wrapthread_mutex_unlock(a) mtx_unlock(a)

#else

	#define wrapthread_atomic

	#define wrapthread_return_t int
	#define wrapthread_return_val 0

	#define wrapthread_define_var_thread_t(x) UNUSED char x
	#define wrapthread_define_var_mutex_t(x) UNUSED char x
	#define wrapthread_define_struct_thread_t(x) char x
	#define wrapthread_define_struct_mutex_t(x) char x

	#define wrapthread_define_if_threads(T, x) T x; (void)(x)

	#define wrapthread_create(t, f, arg) f(arg)
	#define wrapthread_join(a)
	#define wrapthread_mutex_init(a)
	#define wrapthread_mutex_lock(a)
	#define wrapthread_mutex_unlock(a)

#endif