#include "_platform.h"

typedef struct div_t {
    int quot;
    int rem;
} div_t;

typedef struct ldiv_t {
    long quot;
    long rem;
} ldiv_t;

typedef struct lldiv_t {
    long long quot;
    long long rem;
} lldiv_t;

#define EXIT_FAILURE 1
#define EXIT_SUCCESS 0

#define RAND_MAX 65536
#define MB_CUR_MAX 5
	
double atof(const char *nptr);
int atoi(const char *nptr);
long int atol(const char *nptr);
long long int atoll(const char *nptr);
double strtod(const char * restrict nptr, char ** restrict endptr);
float strtof(const char * restrict nptr, char ** restrict endptr);
long double strtold(const char * restrict nptr, char ** restrict endptr);
long int strtol(const char * restrict nptr, char ** restrict endptr, int base);
long long int strtoll(const char * restrict nptr, char ** restrict endptr, int base);
unsigned long int strtoul(const char * restrict nptr, char ** restrict endptr, int base);
unsigned long long int strtoull(const char * restrict nptr, char ** restrict endptr, int base);
int rand(void);
void srand(unsigned int seed);
void *aligned_alloc(size_t alignment, size_t size);
void *calloc(size_t nmemb, size_t size);
void free(void *ptr);
void *malloc(size_t size);
void *realloc(void *ptr, size_t size);
_Noreturn void abort(void);
int atexit(void (*func)(void));
int at_quick_exit(void (*func)(void));
_Noreturn void exit(int status);
_Noreturn void _Exit(int status);
char *getenv(const char *name);
_Noreturn void quick_exit(int status);
int system(const char *string);
void *bsearch(const void *key, const void *base, size_t nmemb, size_t size, int (*compar)(const void *, const void *));
void qsort(void *base, size_t nmemb, size_t size, int (*compar)(const void *, const void *));
int abs(int j);
long int labs(long int j);
long long int llabs(long long int j);
div_t div(int numer, int denom);
ldiv_t ldiv(long int numer, long int denom);
lldiv_t lldiv(long long int numer, long long int denom);
int mblen(const char *s, size_t n);
int mbtowc(wchar_t * restrict pwc, const char * restrict s, size_t n);
int wctomb(char *s, wchar_t wchar);
size_t mbstowcs(wchar_t * restrict pwcs, const char * restrict s, size_t n);
size_t wcstombs(char * restrict s, const wchar_t * restrict pwcs, size_t n);

#ifdef __STDC_WANT_LIB_EXT1__
	typedef void (*constraint_handler_t)(const char * restrict msg, void * restrict ptr, errno_t error);
	
	constraint_handler_t set_constraint_handler_s(constraint_handler_t handler);
	void abort_handler_s(const char * restrict msg, void * restrict ptr, errno_t error);
	void ignore_handler_s(const char * restrict msg, void * restrict ptr, errno_t error);
	errno_t getenv_s(size_t * restrict len, char * restrict value, rsize_t maxsize, const char * restrict name);
#endif