[PATCH makedepend] add missing AM_MAINTAINER_MODE

[Matthieu Herrb]

This fixes issues with make creating a spurious [makedep-config.h].in file,
at least on OpenBSD builds.

Signed-off-by: Matthieu Herrb <matthieu.herrb at laas.fr>
---
 configure.ac |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/configure.ac b/configure.ac
index ca7c115..33e9b94 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2,6 +2,7 @@ AC_PREREQ([2.60])
 AC_INIT([makedepend], [1.0.3],
         [https://bugs.freedesktop.org/enter_bug.cgi?product=xorg])
 AM_INIT_AUTOMAKE([foreign dist-bzip2])
+AM_MAINTAINER_MODE
 AM_CONFIG_HEADER([makedepend-config.h])
 
 # Require X.Org macros 1.8 or later for MAN_SUBSTS set by XORG_MANPAGE_SECTIONS
-- 
1.7.3.2


-- 
Matthieu Herrb