diff --git a/src/ChangeLog b/src/ChangeLog
index 6a1457fc5f6..dc7d615403a 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,3 +1,7 @@
+2003-09-26  Dave Love  <fx@gnu.org>
+
+	* xterm.c (x_bitmap_mask): Declare.
+
 2003-09-25  Dave Love  <fx@gnu.org>
 
 	* Makefile.in (fns.o): Depend on md5.h.
diff --git a/src/xterm.c b/src/xterm.c
index 3300f6b505d..13f4d021766 100644
--- a/src/xterm.c
+++ b/src/xterm.c
@@ -304,7 +304,7 @@ static Lisp_Object Qvendor_specific_keysyms;
 static Lisp_Object Qlatin_1;
 
 extern XrmDatabase x_load_resources P_ ((Display *, char *, char *, char *));
-
+extern int x_bitmap_mask P_ ((FRAME_PTR, int));
 
 static int x_alloc_nearest_color_1 P_ ((Display *, Colormap, XColor *));
 static void x_set_window_size_1 P_ ((struct frame *, int, int, int));