Workaround for incorrect header in some versions of Mingw32

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@29752 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/common/filename.cpp

@@ -87,6 +87,9 @@
 // For GetShort/LongPathName
 #ifdef __WIN32__
 #include "wx/msw/wrapwin.h"
+#if defined(__MINGW32__)
+#include "wx/msw/gccpriv.h"
+#endif
 #endif
 
 #ifdef __WXWINCE__
@@ -1049,7 +1052,12 @@ bool wxFileName::GetShortcutTarget(const wxString& shortcutPath, wxString& targe
             if (SUCCEEDED(hres))
             {
                 wxChar buf[2048];
+                // Wrong prototype in early versions
+#if defined(__MINGW32__) && !wxCHECK_W32API_VERSION(2, 2)
+                psl->GetPath((CHAR*) buf, 2048, NULL, SLGP_UNCPRIORITY);
+#else
                 psl->GetPath(buf, 2048, NULL, SLGP_UNCPRIORITY);
+#endif
                 targetFilename = wxString(buf);
                 success = (shortcutPath != targetFilename);