Программирование в стандарте POSIX
int c, FILE
#include
int fgetc (FILE *stream);
#include
int fputc ( int c, FILE *stream);
#include
char *fgets (char *restrict s, int n,
FILE *restrict stream);
#include
int fputs (const char *restrict s,
FILE *restrict stream);
#include
int puts (const char *s);
