[PATCH] conntrack-tools: Fix build for old automake. autoreconf fails with automake version smaller than 1.12, because of undefined macro AM_PROG_AR. So only expand it if it's actually defined.

[Mart Frauenlob <mart.frauenlob@xxxxxxxxx>]

---
 configure.ac |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/configure.ac b/configure.ac
index c541034..2c5913f 100644
--- a/configure.ac
+++ b/configure.ac
@@ -14,7 +14,7 @@ AC_SUBST([libdl_LIBS])
 
 AC_PROG_CC
 AC_DISABLE_STATIC
-AM_PROG_AR
+m4_ifdef([AM_PROG_AR], [AM_PROG_AR]) dnl Workaround for Automake 1.11
 AM_PROG_LIBTOOL
 AC_PROG_INSTALL
 AC_PROG_LN_S
-- 
1.7.2.5

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