#include "stdio.h" scanf(fmt, args) char *fmt; { return(_doscan(stdin, fmt, &args)); } fscanf(iop, fmt, args) struct iobuf *iop; char *fmt; { return(_doscan(iop, fmt, &args)); } sscanf(str, fmt, args) register char *str; char *fmt; { struct _iobuf _strbuf; _strbuf._flag = _IOREAD|_IOSTRG; _strbuf._ptr = _strbuf._base = str; _strbuf._cnt = 0; while (*str++) _strbuf._cnt++; return(_doscan(&_strbuf, fmt, &args)); }