diff --git a/vncviewer/menukey.cxx b/vncviewer/menukey.cxx
index 2e3a568..9c52f5e 100644
--- a/vncviewer/menukey.cxx
+++ b/vncviewer/menukey.cxx
@@ -20,31 +20,37 @@
 #include <string.h>
 #include <FL/Fl.H>
 
+// FLTK can pull in the X11 headers on some systems
+#ifndef XK_VoidSymbol
+#define XK_MISCELLANY
+#include <rfb/keysymdef.h>
+#endif
+
 #include "menukey.h"
 #include "parameters.h"
 
 static const MenuKeySymbol menuSymbols[] = {
-  {"F1", FL_F + 1},
-  {"F2", FL_F + 2},
-  {"F3", FL_F + 3},
-  {"F4", FL_F + 4},
-  {"F5", FL_F + 5},
-  {"F6", FL_F + 6},
-  {"F7", FL_F + 7},
-  {"F8", FL_F + 8},
-  {"F9", FL_F + 9},
-  {"F10", FL_F + 10},
-  {"F11", FL_F + 11},
-  {"F12", FL_F + 12},
-  {"Pause", FL_Pause},
-  {"Print", FL_Print},
-  {"Scroll_Lock", FL_Scroll_Lock},
-  {"Escape", FL_Escape},
-  {"Insert", FL_Insert},
-  {"Delete", FL_Delete},
-  {"Home", FL_Home},
-  {"Page_Up", FL_Page_Up},
-  {"Page_Down", FL_Page_Down},
+  {"F1", FL_F + 1, XK_F1},
+  {"F2", FL_F + 2, XK_F2},
+  {"F3", FL_F + 3, XK_F3},
+  {"F4", FL_F + 4, XK_F4},
+  {"F5", FL_F + 5, XK_F5},
+  {"F6", FL_F + 6, XK_F6},
+  {"F7", FL_F + 7, XK_F7},
+  {"F8", FL_F + 8, XK_F8},
+  {"F9", FL_F + 9, XK_F9},
+  {"F10", FL_F + 10, XK_F10},
+  {"F11", FL_F + 11, XK_F11},
+  {"F12", FL_F + 12, XK_F12},
+  {"Pause", FL_Pause, XK_Pause},
+  {"Print", FL_Print, XK_Print},
+  {"Scroll_Lock", FL_Scroll_Lock, XK_Scroll_Lock},
+  {"Escape", FL_Escape, XK_Escape},
+  {"Insert", FL_Insert, XK_Insert},
+  {"Delete", FL_Delete, XK_Delete},
+  {"Home", FL_Home, XK_Home},
+  {"Page_Up", FL_Page_Up, XK_Page_Up},
+  {"Page_Down", FL_Page_Down, XK_Page_Down},
 };
 
 int getMenuKeySymbolCount()
@@ -57,15 +63,19 @@
   return menuSymbols;
 }
 
-int getMenuKeyCode()
+void getMenuKey(int *keycode, rdr::U32 *keysym)
 {
-    const char *menuKeyStr;
-    int menuKeyCode = 0;
+  const char *menuKeyStr;
 
-    menuKeyStr = menuKey;
-    for(int i = 0; i < getMenuKeySymbolCount(); i++)
-      if (!strcmp(menuSymbols[i].name, menuKeyStr))
-        menuKeyCode = menuSymbols[i].keycode;
+  menuKeyStr = menuKey;
+  for(int i = 0; i < getMenuKeySymbolCount(); i++) {
+    if (!strcmp(menuSymbols[i].name, menuKeyStr)) {
+      *keycode = menuSymbols[i].keycode;
+      *keysym = menuSymbols[i].keysym;
+      return;
+    }
+  }
 
-    return menuKeyCode;
+  *keycode = 0;
+  *keysym = 0;
 }