X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/95d00805e0c50ec408a04a04431f6a7c91ce38b1..dbf2bd150d44ba09e5d4643ee7abbaf21089eb89:/include/wx/generic/busyinfo.h

diff --git a/include/wx/generic/busyinfo.h b/include/wx/generic/busyinfo.h
index 0151a76b3b..feaa431831 100644
--- a/include/wx/generic/busyinfo.h
+++ b/include/wx/generic/busyinfo.h
@@ -14,7 +14,8 @@
 
 #if wxUSE_BUSYINFO
 
-class WXDLLIMPEXP_CORE wxFrame;
+class WXDLLIMPEXP_FWD_CORE wxFrame;
+class WXDLLIMPEXP_FWD_CORE wxWindow;
 
 //--------------------------------------------------------------------------------
 // wxBusyInfo