#include <time.h>

int __days_in_month(int, int);
int __month_to_secs(int, int);
long long __year_to_secs(long long, int*);
long long __tm_to_secs(const struct tm*);
int __secs_to_tm(long long, struct tm*);
void __secs_to_zone(long long, int, int*, long*, long*, const char**);
const unsigned char* __map_file(const char*, size_t*);