1 files changed, 3 insertions, 0 deletions
diff --git a/FL/win32.H b/FL/win32.H
index 3a9b74c32..06a9ef881 100644
--- a/FL/win32.H
+++ b/FL/win32.H
@@ -55,6 +55,9 @@ extern FL_EXPORT struct Fl_XMap {
   COLORREF rgb;	// this should be the type the RGB() macro returns
   HPEN pen;	// pen, 0 if none created yet
   int brush;	// ref to solid brush, 0 if none created yet
+#ifdef FLTK_HIDPI_SUPPORT
+  int pwidth;   // the width of the pen, if present
+#endif
 } *fl_current_xmap;
 inline COLORREF fl_RGB() {return fl_current_xmap->rgb;}
 inline HPEN fl_pen() {return fl_current_xmap->pen;}