diff --git a/src/ChangeLog b/src/ChangeLog
index b9c6c7ed27e..b4d5cb9397b 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,3 +1,8 @@
+2003-01-02  Steven Tamm  <steventamm@mac.com>
+
+	* macterm.c (syms_of_macterm): Provide the feature "mac-carbon" to
+	distinguish Carbon GUI builds from X11 builds on darwin.
+
 2002-12-30  Steven Tamm  <steventamm@mac.com>
 
 	* macterm.c (syms_of_macterm): Set mac-wheel-button-is-mouse-2 
diff --git a/src/macterm.c b/src/macterm.c
index 79cb7106821..cae4172854e 100644
--- a/src/macterm.c
+++ b/src/macterm.c
@@ -13693,6 +13693,8 @@ syms_of_macterm ()
   x_error_message_string = Qnil;
 #endif
 
+  Fprovide (intern ("mac-carbon"), Qnil);
+
   staticpro (&x_display_name_list);
   x_display_name_list = Qnil;