Fix error return for WIN_ListChildren.

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

--- trunk/reactos/lib/user32/windows/mdi.c	2005-07-10 22:23:00 UTC (rev 16530)
+++ trunk/reactos/lib/user32/windows/mdi.c	2005-07-11 02:43:24 UTC (rev 16531)
@@ -157,7 +157,7 @@

   dwCount = NtUserBuildHwndList ( NULL, hWndparent, FALSE, 0, 0, NULL, 0 );
 
   if ( !dwCount || GetLastError() )

-    return FALSE;

+    return 0;

 
   /* allocate buffer to receive HWND handles */
   hHeap = GetProcessHeap();
@@ -166,7 +166,7 @@

   if ( !pHwnd )
     {
       SetLastError ( ERROR_NOT_ENOUGH_MEMORY );

-      return FALSE;

+      return 0;

     }
 
   /* now call kernel again to fill the buffer this time */
@@ -176,7 +176,7 @@

     {
       if ( pHwnd )
 	HeapFree ( hHeap, 0, pHwnd );

-      return FALSE;

+      return 0;

     }
 
   return pHwnd;