SysIII/usr/src/lib/libc/pdp11/stdio/rew.c

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/*LINTLIBRARY*/
#include	<stdio.h>

rewind(iop)
register struct _iobuf *iop;
{
	fflush(iop);
	lseek(fileno(iop), 0L, 0);
	iop->_cnt = 0;
	iop->_ptr = iop->_base;
	iop->_flag &= ~(_IOERR | _IOEOF);
	if (iop->_flag & _IORW)
		iop->_flag &= ~(_IOREAD | _IOWRT);
}