#pragma once #include <_cheader.h> #include _Begin_C_Header extern void exit(int status); extern char * getenv(const char *name); extern void *malloc(size_t size); extern void free(void *ptr); extern void *calloc(size_t nmemb, size_t size); extern void *realloc(void *ptr, size_t size); extern void qsort(void *base, size_t nmemb, size_t size, int (*compar)(const void*,const void*)); extern int system(const char * command); extern int abs(int j); extern int putenv(char * name); extern int setenv(const char *name, const char *value, int overwrite); extern int unsetenv(const char * str); extern double strtod(const char *nptr, char **endptr); extern float strtof(const char *nptr, char **endptr); extern double atof(const char * nptr); extern int atoi(const char * nptr); extern long atol(const char * nptr); extern long int labs(long int j); extern long int strtol(const char * s, char **endptr, int base); extern long long int strtoll(const char *nptr, char **endptr, int base); extern unsigned long int strtoul(const char *nptr, char **endptr, int base); extern unsigned long long int strtoull(const char *nptr, char **endptr, int base); extern void srand(unsigned int); extern int rand(void); #define ATEXIT_MAX 32 extern int atexit(void (*h)(void)); extern void _handle_atexit(void); #define RAND_MAX 0x7FFFFFFF extern void abort(void); #define EXIT_SUCCESS 0 #define EXIT_FAILURE 1 #define NULL 0 extern void *bsearch(const void *key, const void *base, size_t nmemb, size_t size, int (*compar)(const void *, const void *)); extern char * mktemp(char *); extern int mkstemp(char *); extern size_t mbstowcs(wchar_t *dest, const char *src, size_t n); extern size_t wcstombs(char * dest, const wchar_t *src, size_t n); typedef struct { int quot; int rem; } div_t; typedef struct { long int quot; long int rem; } ldiv_t; extern div_t div(int numerator, int denominator); extern ldiv_t ldiv(long numerator, long denominator); _End_C_Header