Change remaining HAVE_GTK2 to FEAT_GUI_GTK.
diff --git a/src/globals.h b/src/globals.h
index 4192bd7..4b1bafe 100644
--- a/src/globals.h
+++ b/src/globals.h
@@ -1396,7 +1396,7 @@
|| defined(FEAT_GUI_PHOTON) || defined(FEAT_GUI_MSWIN)
EXTERN char_u e_font[] INIT(= N_("E235: Unknown font: %s"));
#endif
-#if defined(FEAT_GUI_X11) && !defined(HAVE_GTK2)
+#if defined(FEAT_GUI_X11) && !defined(FEAT_GUI_GTK)
EXTERN char_u e_fontwidth[] INIT(= N_("E236: Font \"%s\" is not fixed-width"));
#endif
EXTERN char_u e_internal[] INIT(= N_("E473: Internal error"));
@@ -1508,7 +1508,7 @@
#endif
EXTERN char_u e_scroll[] INIT(= N_("E49: Invalid scroll size"));
EXTERN char_u e_shellempty[] INIT(= N_("E91: 'shell' option is empty"));
-#if defined(FEAT_SIGN_ICONS) && !defined(HAVE_GTK2)
+#if defined(FEAT_SIGN_ICONS) && !defined(FEAT_GUI_GTK)
EXTERN char_u e_signdata[] INIT(= N_("E255: Couldn't read in sign data!"));
#endif
EXTERN char_u e_swapclose[] INIT(= N_("E72: Close error on swap file"));