Function pthread_exit

compat/win32/pthread.h:70–73

			   const struct timespec *abstime);

static inline void NORETURN pthread_exit(void *ret)
{
	_endthreadex((unsigned)(uintptr_t)ret);
}

typedef DWORD pthread_key_t;
static inline int pthread_key_create(pthread_key_t *keyp, void (*destructor)(void *value) UNUSED)