ModifyMenuA: Zero initialize MENUITEMINFOA (like ModifyMenuW does)
Fixes bug 818 according to Christoph v.W.
Thanks to j_anderw for his patch proposal.

Modified: trunk/reactos/lib/user32/windows/menu.c

--- trunk/reactos/lib/user32/windows/menu.c	2005-10-06 13:07:53 UTC (rev 18294)
+++ trunk/reactos/lib/user32/windows/menu.c	2005-10-06 14:31:18 UTC (rev 18295)
@@ -4318,6 +4318,7 @@

   LPCSTR lpNewItem)
 {
   MENUITEMINFOA mii;

+  memset( &mii, 0, sizeof(mii) );

   mii.cbSize = sizeof(MENUITEMINFOA);
   mii.fMask = MIIM_FTYPE | MIIM_STRING | MIIM_STATE;
   mii.fType = 0;