interface groundwork for core-side color decisions

(user-side decisions really, but as it stands right now
user-side decisions/options are made and processed by the core)

add a parameter to add_menu so color can be passed

win/X11/winX.c

@@ -2011,6 +2011,7 @@ X11_display_file(const char *str, boolean complain)
     menu_item *menu_list;
 #define LLEN 128
     char line[LLEN];
+    int clr = 0;
 
     /* Use the port-independent file opener to see if the file exists. */
     fp = dlb_fopen(str, RDTMODE);
@@ -2027,7 +2028,7 @@ X11_display_file(const char *str, boolean complain)
     any = cg.zeroany;
     while (dlb_fgets(line, LLEN, fp)) {
         X11_add_menu(newwin, &nul_glyphinfo, &any, 0, 0, ATR_NONE,
-                     line, MENU_ITEMFLAGS_NONE);
+                     clr, line, MENU_ITEMFLAGS_NONE);
     }
     (void) dlb_fclose(fp);
 

win/X11/winmenu.c

@@ -787,6 +787,7 @@ X11_add_menu(winid window,
              char ch,  /* selector letter; 0 if not selectable */
              char gch, /* group accelerator (0 = no group) */
              int attr,
+             int clr UNUSED,
              const char *str,
              unsigned itemflags)
 {