132735Sbostic /* 232735Sbostic * Copyright (c) 1987 Regents of the University of California. 332735Sbostic * All rights reserved. 432735Sbostic * 5*42633Sbostic * %sccs.include.redist.c% 632735Sbostic */ 732735Sbostic 826659Sdonn #if defined(LIBC_SCCS) && !defined(lint) 9*42633Sbostic static char sccsid[] = "@(#)rewind.c 5.5 (Berkeley) 06/01/90"; 1032735Sbostic #endif /* LIBC_SCCS and not lint */ 1122144Smckusick 1232735Sbostic #include <sys/types.h> 1332735Sbostic #include <sys/file.h> 1432735Sbostic #include <stdio.h> 152030Swnj 162030Swnj rewind(iop) 1732735Sbostic register FILE *iop; 182030Swnj { 1932735Sbostic off_t lseek(); 2032735Sbostic 2132735Sbostic (void)fflush(iop); 2232735Sbostic (void)lseek(fileno(iop), 0L, L_SET); 232030Swnj iop->_cnt = 0; 242030Swnj iop->_ptr = iop->_base; 252030Swnj iop->_flag &= ~(_IOERR|_IOEOF); 263163Stoy if (iop->_flag & _IORW) 273163Stoy iop->_flag &= ~(_IOREAD|_IOWRT); 282030Swnj } 29