features.h\include\src - musl - musl - an implementation of the standard library for Linux-based systems

#ifndef FEATURES_H
#define FEATURES_H
#include "../../include/features.h"
#define weak __attribute__((__weak__))
#define hidden __attribute__((__visibility__("hidden")))
#define weak_alias(old, new) \
	extern __typeof(old) new __attribute__((__weak__, __alias__(#old)))
#endif