xref: /csrg-svn/lib/libc/stdio/rewind.c (revision 2030)
1*2030Swnj /* @(#)rewind.c	4.1 (Berkeley) 12/21/80 */
2*2030Swnj #include	<stdio.h>
3*2030Swnj 
4*2030Swnj rewind(iop)
5*2030Swnj register struct _iobuf *iop;
6*2030Swnj {
7*2030Swnj 	fflush(iop);
8*2030Swnj 	lseek(fileno(iop), 0L, 0);
9*2030Swnj 	iop->_cnt = 0;
10*2030Swnj 	iop->_ptr = iop->_base;
11*2030Swnj 	iop->_flag &= ~(_IOERR|_IOEOF);
12*2030Swnj }
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