mention --static-libs as added in 7.17.1

docs/curl-config.1

@@ -5,7 +5,7 @@
 .\" *                            | (__| |_| |  _ <| |___
 .\" *                             \___|\___/|_| \_\_____|
 .\" *
-.\" * Copyright (C) 1998 - 2006, Daniel Stenberg, <daniel@haxx.se>, et al.
+.\" * Copyright (C) 1998 - 2007, Daniel Stenberg, <daniel@haxx.se>, et al.
 .\" *
 .\" * This software is licensed as described in the file COPYING, which
 .\" * you should have received as part of this distribution. The terms
@@ -64,7 +64,7 @@ be listed using uppercase and are separated by newlines. There may be none,
 one or several protocols in the list. (Added in 7.13.0)
 .IP "--static-libs"
 Shows the complete set of libs and other linker options you will need in order
-to link your application with libcurl statically.
+to link your application with libcurl statically. (Added in 7.17.1)
 .IP "--version"
 Outputs version information about the installed libcurl.
 .IP "--vernum"