diff --git a/LibC/pthread.h b/LibC/pthread.h
new file mode 100644
index 00000000000..b98717b2240
--- /dev/null
+++ b/LibC/pthread.h
@@ -0,0 +1,75 @@
+#pragma once
+
+#include <sys/cdefs.h>
+#include <sched.h>
+
+__BEGIN_DECLS
+
+typedef void* pthread_t;
+typedef void* pthread_key_t;
+typedef void* pthread_once_t;
+typedef void* pthread_mutex_t;
+typedef void* pthread_attr_t;
+typedef void* pthread_mutexattr_t;
+typedef void* pthread_cond_t;
+typedef void* pthread_spinlock_t;
+typedef void* pthread_condattr_t;
+
+int pthread_create(pthread_t, pthread_attr_t*, void*(*)(void*), void*);
+void pthread_exit(void*);
+int pthread_kill(pthread_t, int);
+void pthread_cleanup_push(void(*)(void*), void*);
+void pthread_cleanup_pop(int);
+int pthread_join(pthread_t, void**);
+int pthread_mutex_lock(pthread_mutex_t*);
+int pthread_mutex_trylock(pthread_mutex_t*mutex);
+int pthread_mutex_unlock(pthread_mutex_t*);
+int pthread_mutex_init(pthread_mutex_t*, const pthread_mutexattr_t*);
+int pthread_mutex_destroy(pthread_mutex_t*);
+int pthread_attr_init(pthread_attr_t*);
+int pthread_attr_destroy(pthread_attr_t*);
+
+int pthread_once(pthread_once_t*, void(*)(void));
+#define PTHREAD_ONCE_INIT 0
+pthread_once_t once_control = PTHREAD_ONCE_INIT;
+void *pthread_getspecific(pthread_key_t key);
+int pthread_setspecific(pthread_key_t key, const void *value);
+
+#define PTHREAD_MUTEX_NORMAL 0
+#define PTHREAD_MUTEX_RECURSIVE 1
+#define PTHREAD_MUTEX_INITIALIZER 0
+#define PTHREAD_COND_INITIALIZER 0
+
+int pthread_key_create(pthread_key_t *key, void (*destructor)(void*));
+int pthread_key_delete(pthread_key_t key);
+int pthread_cond_broadcast(pthread_cond_t *);
+int pthread_cond_init(pthread_cond_t *, const pthread_condattr_t *);
+int pthread_cond_signal(pthread_cond_t *);
+int pthread_cond_wait(pthread_cond_t *, pthread_mutex_t *);
+int pthread_condattr_destroy(pthread_condattr_t *);
+int pthread_cancel(pthread_t);
+void pthread_cleanup_push(void (*)(void *), void *);
+void pthread_cleanup_pop(int);
+int pthread_cond_broadcast(pthread_cond_t *);
+int pthread_cond_destroy(pthread_cond_t *);
+int pthread_cond_timedwait(pthread_cond_t *, pthread_mutex_t *, const struct timespec *);
+int pthread_cond_wait(pthread_cond_t *, pthread_mutex_t *);
+int pthread_condattr_destroy(pthread_condattr_t *);
+
+void pthread_testcancel(void);
+
+int pthread_spin_destroy(pthread_spinlock_t *);
+int pthread_spin_init(pthread_spinlock_t *, int);
+int pthread_spin_lock(pthread_spinlock_t *);
+int pthread_spin_trylock(pthread_spinlock_t *);
+int pthread_spin_unlock(pthread_spinlock_t *);
+int pthread_cond_destroy(pthread_cond_t *);
+pthread_t pthread_self(void);
+int pthread_detach(pthread_t);
+int pthread_equal(pthread_t, pthread_t);
+void pthread_exit(void *);
+int pthread_mutexattr_init(pthread_mutexattr_t *);
+int pthread_mutexattr_settype(pthread_mutexattr_t *, int);
+int pthread_mutexattr_destroy(pthread_mutexattr_t *);
+
+__END_DECLS