G_GNUC_INTERNAL PangoFontDescription* get_current_font(guint32 wintype);
G_GNUC_INTERNAL GtkTextTag* gtk_text_tag_copy(GtkTextTag *tag);
G_GNUC_INTERNAL PangoFontDescription* get_current_font(guint32 wintype);
G_GNUC_INTERNAL GtkTextTag* gtk_text_tag_copy(GtkTextTag *tag);