1#ifndef _ALLOCA_H 2#define _ALLOCA_H 3 4#ifdef __cplusplus 5extern "C" { 6#endif 7 8#define __NEED_size_t 9#include <bits/alltypes.h> 10 11#define alloca __builtin_alloca 12 13#ifdef __cplusplus 14} 15#endif 16 17#endif 18