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-rw-r--r--src/dispextern.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/src/dispextern.h b/src/dispextern.h
index d925f881695..5285e0174ae 100644
--- a/src/dispextern.h
+++ b/src/dispextern.h
@@ -74,7 +74,6 @@ typedef XImagePtr XImagePtr_or_DC;
#define NativeRectangle int
#endif
-
/* Structure forward declarations. Some are here because function
prototypes below reference structure types before their definition
in this file. Some are here because not every file including
@@ -2534,6 +2533,9 @@ extern struct frame *last_mouse_frame;
extern int last_tool_bar_item;
extern int mouse_autoselect_window;
+extern int calc_pixel_width_or_height P_ ((double *, struct it *, Lisp_Object,
+ /* XFontStruct */ void *, int, int *));
+
#ifdef HAVE_WINDOW_SYSTEM
#if GLYPH_DEBUG