int33 21h is identical to int33 00h.

8a4f2ada · Michael Stefaniuc · Alexandre Julliard · dc7c2e46 · 8a4f2ada
Commit 8a4f2ada authored Sep 02, 2003 by Michael Stefaniuc Committed by Alexandre Julliard Sep 02, 2003
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int33.c dlls/winedos/int33.c +1 -0

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--- a/dlls/winedos/int33.c
+++ b/dlls/winedos/int33.c
@@ -50,6 +50,7 @@ void WINAPI DOSVM_Int33Handler( CONTEXT86 *context )
 {
  switch (LOWORD(context->Eax)) {
  case 0x00:
+  case 0x21:
    TRACE("Reset mouse driver and request status\n");
    SET_AX( context, 0xFFFF ); /* installed */
    SET_BX( context, 3 );      /* # of buttons */