/* * fgetc.c * * Extremely slow fgetc implementation, using _fread().  If people * actually need character-oriented input to be fast, we may actually * have to implement buffering.  Sigh. */#include <stdio.h>#include <unistd.h>#include <stdlib.h>#include <errno.h>int fgetc(FILE *f){  unsigned char ch;  return (_fread(&ch, 1, f) == 1) ? (int)ch : EOF;}