Path: utzoo!mnetor!uunet!lll-winken!lll-lcc!well!gam3
From: gam3@well.UUCP (G. Allen Morris III)
Newsgroups: comp.sys.ibm.pc
Subject: Re: Checking for KBD input in "raw" mode
Message-ID: <5341@well.UUCP>
Date: 1 Mar 88 22:13:53 GMT
References: <8281@eddie.MIT.EDU>
Reply-To: gam3@well.UUCP (G. Allen Morris III)
Organization: Whole Earth 'Lectronic Link, Sausalito, CA
Lines: 13

use int 21h function 44h.

	mov ax, 4402h
	mov bx, handle	; 1 for stdin
	mov cx, 1	; charaters to read
	lds dx, buffer	; ds:dx is a buffer were the chars go.
	int 21h
	jnc ok
	; error ax = 1 	bad function
		     4	no hanadle
		     5	access denied
		     6	bad handle
		     0dh data invalid
		     0fh drive # invalied