define MIM_STYLE and MNS_CHECKORBMP for mingw32 which doesn't have them

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@34593 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/msw/menu.cpp

@@ -62,6 +62,13 @@
 // other standard headers
 #include <string.h>
 
+#ifndef MNS_CHECKORBMP
+    #define MNS_CHECKORBMP 0x04000000
+#endif
+#ifndef MIM_STYLE
+    #define MIM_STYLE 0x00000010
+#endif
+
 // ----------------------------------------------------------------------------
 // global variables
 // ----------------------------------------------------------------------------