pollution: fopen_s
extern errno_t fopen_s(FILE * restrict * restrict,const char *restrict, const char *restrict); 

pollution: gets
extern char *gets(char *); 

pollution: tempnam
extern char *tempnam (const char*, const char*); 

pollution: asctime_r
extern char *asctime_r (const struct tm *restrict, char *restrict); 

pollution: ctime_r
extern char *ctime_r (const time_t *, char *);