compilation fixes for non default wxUSE_XXX values (patch 662781)

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@18695 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/common/imagtiff.cpp

@@ -47,6 +47,8 @@ extern "C"
 
 IMPLEMENT_DYNAMIC_CLASS(wxTIFFHandler,wxImageHandler)
 
+#if wxUSE_STREAMS
+
 extern "C"
 {
 
@@ -377,8 +379,7 @@ bool wxTIFFHandler::DoCanRead( wxInputStream& stream )
            (hdr[0] == 'M' && hdr[1] == 'M');
 }
 
+#endif  // wxUSE_STREAMS
 
-#endif
-   // wxUSE_LIBTIFF
-
+#endif  // wxUSE_LIBTIFF