[gtk-vnc] Ensure automake maintainer mode is enabled

[Daniel P. Berrange <dberrange src gnome org>]

commit 5aa85e55b1508ae2ac0bfe4622717f10687e6cd6
Author: Daniel P. Berrange <berrange redhat com>
Date:   Fri Aug 20 16:27:59 2010 +0100

    Ensure automake maintainer mode is enabled

 configure.ac |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 1254196..d89c09f 100644
--- a/configure.ac
+++ b/configure.ac
@@ -16,6 +16,7 @@ LT_INIT([win32-dll disable-static])
 AC_CONFIG_MACRO_DIR([m4])
 
 GNOME_MAINTAINER_MODE_DEFINES
+AM_MAINTAINER_MODE([enable])
 
 # Use the silent-rules feature when possible.
 m4_ifdef([AM_SILENT_RULES],[AM_SILENT_RULES([yes])])