Fix invalid C constructs

[Gy örgy 'Nog' Jeney]

ChangeLog:
 * Fix invalid C constructs (as Spotted by Marcus Meissner)

nog.
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Index: dlls/comctl32/commctrl.c
===================================================================
RCS file: /home/wine/wine/dlls/comctl32/commctrl.c,v
retrieving revision 1.69
diff -u -r1.69 commctrl.c
--- dlls/comctl32/commctrl.c	5 Sep 2003 23:08:43 -0000	1.69
+++ dlls/comctl32/commctrl.c	10 Sep 2003 17:30:03 -0000
@@ -1211,7 +1211,7 @@
    if (!stack)
       return FALSE;
 
-   if ((stack->stacknum == stack->stackpos == 1) && !stack->stacknew) {
+   if ((stack->stacknum == 1) && (stack->stackpos == 1) && !stack->stacknew) {
       TRACE("Last Subclass removed, cleaning up\n");
       /* clean up our heap and reset the origional window procedure */
       if (IsWindowUnicode (hWnd))
@@ -1299,7 +1299,7 @@
 
    /* If we removed the last entry in our stack while a window procedure was
     * running then we have to clean up */
-   if (stack->stackpos == stack->stacknum == 0) {
+   if ((stack->stackpos == 0) && (stack->stacknum == 0)) {
       TRACE("Last Subclass removed, cleaning up\n");
       /* clean up our heap and reset the origional window procedure */
       if (IsWindowUnicode (hWnd))