#if wxUSE_DATEPICKCTRL
# if !wxUSE_DATETIME
# ifdef wxABORT_ON_CONFIG_ERROR
-# error wxDatePickerCtrl requires wxUSE_DATETIME"
+# error "wxDatePickerCtrl requires wxUSE_DATETIME"
# else
# undef wxUSE_DATETIME
# define wxUSE_DATETIME 1
# endif
#endif /* wxUSE_XRC */
+#if wxUSE_SOCKETS && !wxUSE_STOPWATCH
+# ifdef wxABORT_ON_CONFIG_ERROR
+# error "wxUSE_SOCKETS requires wxUSE_STOPWATCH"
+# else
+# undef wxUSE_SOCKETS
+# define wxUSE_SOCKETS 0
+# endif
+#endif /* wxUSE_SOCKETS */
+
#endif /* wxUSE_GUI */