[rhythmbox] configure.ac: use a sensible description for HAVE_GUDEV

[Jonathan Matthew <jmatthew src gnome org>]

commit 5225f46a1ae2e28c991e5b6abda2fa2b85c44c71
Author: Jonathan Matthew <jonathan d14n org>
Date:   Sun Aug 30 21:39:32 2009 +1000

    configure.ac: use a sensible description for HAVE_GUDEV

 configure.ac |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 69f7fde..9b26aaf 100644
--- a/configure.ac
+++ b/configure.ac
@@ -118,7 +118,7 @@ if test x"$with_gudev" != "xno"; then
 	  use_gudev=yes
 	  AC_SUBST(GUDEV_CFLAGS)
 	  AC_SUBST(GUDEV_LIBS)
-	  AC_DEFINE(HAVE_GUDEV, 1, [something])
+	  AC_DEFINE(HAVE_GUDEV, 1, [Use GUdev for hardware detection])
 	else
 	  use_gudev=no
 	fi