8088 32bit sub

 BBS: Inland Empire Archive
Date: 03-21-93 (13:23)             Number: 124
From: MARTIN RICHEK                Refer#: NONE
  To: DAVE M. WALKER                Recvd: NO  
Subj: 8088 32bit sub                 Conf: (1) 80xxx

Hi, Dave. Quoted from DAVE M. WALKER on 3/20/1993 at 3:38 pm to DAVID KIRSCHBAUM: DMW> Start: mov es,[002Ch] ;Grab environ seg in PSP DMW> xor di,di ;Start at offset 0000h DMW> DMW> FindEnd: inc di ;Environ ends with a DMW> cmp [WORD es:di],0 ; double NULL DMW> jne FindEnd Although it doesn't occur very often, an empty environment begins with two nuls, which your test will miss. Regards, mr --- FreeMail 1.07b * Origin: The Bit Bucket * Houston, Tx * 713/496-9670 * (1:106/9670)
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