Fix bug in help system which prevented compile (prototype didn't match function)

src/syncterm/uifcinit.h

@@ -7,6 +7,6 @@ extern	uifcapi_t uifc; /* User Interface (UIFC) Library API */
 extern int uifc_initialized;
 int	init_uifc(void);
 void uifcbail(void);
-void uifcmsg(char *msg);
+void uifcmsg(char *msg, char *helpbuf)
 
 #endif