1 files changed, 4 insertions, 4 deletions
diff --git a/FL/Fl_Single_Window.H b/FL/Fl_Single_Window.H
index 6002d8cba..dda14975e 100644
--- a/FL/Fl_Single_Window.H
+++ b/FL/Fl_Single_Window.H
@@ -40,14 +40,14 @@ public:
     Creates a new Fl_Single_Window widget using the given
     size, and label (title) string.
   */
-  Fl_Single_Window(int W, int H, const char *l=0)
-    : Fl_Window(W,H,l) {}
+  Fl_Single_Window(int W, int H, const char *l=0);
+
   /**
     Creates a new Fl_Single_Window widget using the given
     position, size, and label (title) string.
   */
-  Fl_Single_Window(int X, int Y, int W, int H, const char *l=0)
-    : Fl_Window(X,Y,W,H,l) {}
+  Fl_Single_Window(int X, int Y, int W, int H, const char *l=0);
+  
   int make_current();
 };