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oldlinux-files/docs/interrupts/int-html/rb-3177.htm
2024-02-19 00:23:35 -05:00

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<TITLE>Int 21/AH=6Bh
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Int 21/AH=6Bh - DOS 4.0 internal - IFS IOCTL -
AH = 6Bh
AL = subfunction
00h ???
DS:SI - Current Directory Structure???
CL = drive (1=A:)
01h ???
DS:SI - ???
CL = file handle???
02h ???
DS:SI - Current Directory Structure???
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<h2>Int 21/AH=6Bh
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<h3><font color=#C00040>DOS 4.0 internal - IFS IOCTL</font></h3>
<PRE>
AH = 6Bh
AL = subfunction
00h ???
DS:SI -> Current Directory Structure???
CL = drive (1=A:)
01h ???
DS:SI -> ???
CL = file handle???
02h ???
DS:SI -> Current Directory Structure???
DI = ???
CX = drive (1=A:)<br>
<p><b>Return:</b><br>CF set on error
AX = error code <a href="javascript:if(confirm('http://www.ctyme.com/intr/rb-0000.htm \n\nThis file was not retrieved by Teleport Pro, because it was unavailable, or its retrieval was aborted, or the project was stopped too soon. \n\nDo you want to open it from the server?'))window.location='http://www.ctyme.com/intr/rb-0000.htm#Table0'" tppabs="http://www.ctyme.com/intr/rb-0000.htm#Table0"></a>(see #01680 at INT 21/AH=59h/BX=0000h)
CF clear if successful
</PRE>
<p><b>Notes:</b>
Passed through to INT 2F/AX=112Fh with AX on top of stack.
Novell DOS 7 Update 15 returns CF set/AX=0001h (invalid function)
<p><b>See Also:</b>
<a href="rb-3178.htm" tppabs="http://www.ctyme.com/intr/rb-3178.htm">AH=6Bh"DOS 5"</a> - <a href="rb-4353.htm" tppabs="http://www.ctyme.com/intr/rb-4353.htm">INT 2F/AX=112Fh</a>
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Int 21h</a>
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