updated for version 7.0022
diff --git a/src/proto/gui_gtk_x11.pro b/src/proto/gui_gtk_x11.pro
index a3bfaa4..d70a7b8 100644
--- a/src/proto/gui_gtk_x11.pro
+++ b/src/proto/gui_gtk_x11.pro
@@ -21,6 +21,7 @@
char_u *gui_mch_font_dialog __ARGS((char_u *oldval));
int gui_mch_init_font __ARGS((char_u *font_name, int fontset));
GuiFont gui_mch_get_font __ARGS((char_u *name, int report_error));
+char_u *gui_mch_get_fontname __ARGS((GuiFont font, char_u *name));
void gui_mch_set_font __ARGS((GuiFont font));
void gui_mch_set_fontset __ARGS((GuiFontset fontset));
void gui_mch_free_font __ARGS((GuiFont font));