Open *.gladedep or *.glade Add line to the file <gnome-support>false</gnome-support> :wq
Category: Glade
Glade Warning
Do not edit support.c/support.h, interface.c/interface.h. These files are overwritten when regenerated by Glade. Your code can be entered in main.c, callbacks.c. This remains untouched on regeneration of source code by Glade.