/*
   ============================================================================
	setbuf.c -- set a stream buffer
	Version 1 -- 1987-06-26 -- D.N. Lynx Crowe
   ============================================================================
*/

#include "stdio.h"

void setbuf(FILE *stream, char *buffer)
{
	if (stream->_buff)
		return;

	if (buffer) {

		stream->_buff = buffer;
		stream->_buflen = BUFSIZ;

	} else {

		stream->_buff = &stream->_bytbuf;
		stream->_buflen = 1;
	}
}