several mingw32 compilation fixes

[wxWidgets.git] / src / msw / bitmap.cpp

diff --git a/src/msw/bitmap.cpp b/src/msw/bitmap.cpp
index 015b00e73249610b483b5482b14dac586d3e0587..3cf541d3c793a56df12d7e4dedfe8e7c133c27bf 100644 (file)
--- a/src/msw/bitmap.cpp
+++ b/src/msw/bitmap.cpp
@@ -46,6 +46,11 @@
 #include "wx/msw/dib.h"
 #include "wx/image.h"
 
+// missing from mingw32 header
+#ifndef CLR_INVALID
+    #define CLR_INVALID ((COLORREF)-1)
+#endif // no CLR_INVALID
+
 // ----------------------------------------------------------------------------
 // macros
 // ----------------------------------------------------------------------------