[file-roller] show in the summary whether libmagic will be used

[Paolo Bacchilega <paobac src gnome org>]

commit f6ba67e830c1b7e6250eb63243d0ccd705c00efc
Author: Paolo Bacchilega <paobac src gnome org>
Date:   Fri Feb 11 20:38:32 2011 +0100

    show in the summary whether libmagic will be used

 configure.ac |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 05c9d80..1690aa1 100644
--- a/configure.ac
+++ b/configure.ac
@@ -199,5 +199,6 @@ Configuration:
 	Internal mkdtemp:       ${mkdtemp_missing}
 	Nautilus support:       ${enable_nautilus_actions}
 	PackageKit support:     ${enable_packagekit}
+	Use libmagic:           ${enable_magic}
 	Run in place            ${enable_run_in_place}
 "