2.9BSD/usr/src/lib/c/stdio/clrerr.c

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/*	@(#)clrerr.c	2.1	SCCS id keyword	*/
#include	<stdio.h>

clearerr(iop)
register struct _iobuf *iop;
{
	iop->_flag &= ~(_IOERR|_IOEOF);
}