Fix some compilation errors in nsfns.c

* nsfns.m: extern declare Vmenu_bar_mode, Vtool_bar_mode.
(ns_get_screen): Don't assign integer to f.
(Fx_display_color_cells): Declarations before statements.

src/ChangeLog

+2010-06-29  Jan Djärv  <jan.h.d@swipnet.se>
+
+	* nsfns.m: extern declare Vmenu_bar_mode, Vtool_bar_mode.
+	(ns_get_screen): Don't assign integer to f.
+	(Fx_display_color_cells): Declarations before statements.
+
 2010-06-28  Jan Djärv  <jan.h.d@swipnet.se>
 	* xfns.c (x_default_font_parameter): Remove got_from_system

src/nsfns.m

@@ -83,6 +83,10 @@ Updated by Christian Limpach (chris@nice.ch)
 extern Lisp_Object Qnone;
 extern Lisp_Object Vframe_title_format;
 
+/* The below are defined in frame.c.  */
+
+extern Lisp_Object Vmenu_bar_mode, Vtool_bar_mode;
+
 Lisp_Object Qbuffered;
 Lisp_Object Qfontsize;
 
@@ -224,7 +228,8 @@ Updated by Christian Limpach (chris@nice.ch)
   else
     {
       struct ns_display_info *dpyinfo = terminal->display_info.ns;
-      f = (dpyinfo->x_focus_frame || dpyinfo->x_highlight_frame);
+      f = dpyinfo->x_focus_frame
+        ? dpyinfo->x_focus_frame : dpyinfo->x_highlight_frame;
     }
 
   return ((f && FRAME_NS_P (f)) ? [[FRAME_NS_VIEW (f) window] screen]
@@ -2381,9 +2386,10 @@ The return value is a list of integers (LEFT TOP WIDTH HEIGHT), which
      (display)
      Lisp_Object display;
 {
+  struct ns_display_info *dpyinfo;
   check_ns ();
-  struct ns_display_info *dpyinfo = check_ns_display_info (display);
-
+  
+  dpyinfo = check_ns_display_info (display);
   /* We force 24+ bit depths to 24-bit to prevent an overflow.  */
   return make_number (1 << min (dpyinfo->n_planes, 24));
 }