# endif
#endif /* wxUSE_FILESYSTEM */
+#if wxUSE_FS_INET
+# if !wxUSE_PROTOCOL
+# ifdef wxABORT_ON_CONFIG_ERROR
+# error "wxUSE_FS_INET requires wxUSE_PROTOCOL"
+# else
+# undef wxUSE_PROTOCOL
+# define wxUSE_PROTOCOL 1
+# endif
+# endif
+#endif /* wxUSE_FS_INET */
+
#if wxUSE_STOPWATCH || wxUSE_DATETIME
# if !wxUSE_LONGLONG
# ifdef wxABORT_ON_CONFIG_ERROR