shichao-an/apue_ferror.h

## apue_ferror.h
#include <stdio.h>

int ferror(FILE *fp);
int feof(FILE *fp);

/* Both return: nonzero (true) if condition is true, 0 (false) otherwise */

void clearerr(FILE *fp);
	#include <stdio.h>

	int ferror(FILE *fp);
	int feof(FILE *fp);

	/* Both return: nonzero (true) if condition is true, 0 (false) otherwise */

	void clearerr(FILE *fp);