#include<dlfcn.h>#include"libc.h"__attribute__((__visibility__("hidden")))void__dl_seterr(constchar*,...);staticvoid*stub_dlsym(void*restrictp,constchar*restricts,void*restrictra){__dl_seterr("Symbol not found: %s",s);return0;}weak_alias(stub_dlsym,__dlsym);