commit d851106f47314680fb619fb94f97878a7d5fbed6
Author:     ManoloFLTK <41016272+ManoloFLTK@users.noreply.github.com>
AuthorDate: Fri Nov 27 09:17:20 2020 +0100
Commit:     ManoloFLTK <41016272+ManoloFLTK@users.noreply.github.com>
CommitDate: Fri Nov 27 09:17:33 2020 +0100

    Prevent compilation warning about uninitialized variables.

 src/drivers/X11/Fl_X11_Screen_Driver.cxx | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git src/drivers/X11/Fl_X11_Screen_Driver.cxx src/drivers/X11/Fl_X11_Screen_Driver.cxx
index 90a8381..539fdfd 100644
--- src/drivers/X11/Fl_X11_Screen_Driver.cxx
+++ src/drivers/X11/Fl_X11_Screen_Driver.cxx
@@ -786,7 +786,7 @@ Fl_RGB_Image *Fl_X11_Screen_Driver::read_win_rectangle(int X, int Y, int w, int
 
   if (!image) {
     // fetch absolute coordinates
-    int dx, dy, sx, sy, sw, sh;
+    int dx = 0, dy = 0, sx = 0, sy = 0, sw = 0, sh = 0;
     Window child_win;
 
     if (win) {