+/*
+ * Check if "hint" is present in "property" for "window". See freeglut_init.c
+ */
+#if TARGET_HOST_POSIX_X11
+int fgHintPresent(Window window, Atom property, Atom hint);
+
+/* Handler for X extension Events */
+#ifdef HAVE_X11_EXTENSIONS_XINPUT2_H
+ void fgHandleExtensionEvents( XEvent * ev );
+ void fgRegisterDevices( Display* dpy, Window* win );
+#endif
+
+#endif
+
+SFG_Proc fghGetProcAddress( const char *procName );
+
+#if TARGET_HOST_MS_WINDOWS
+extern void (__cdecl *__glutExitFunc)( int return_value );
+#endif
+