config: execute check_libnf_ct function to check for conntrack

The check_libnf_ct function is implemented in configure, but it was
not executed currently. So from now on invoke it and check for
netfilter's conntrack library.

Signed-off-by: Daniel Borkmann <dborkman@redhat.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/configure b/configure
index bcd59f6..f5b7732 100755
--- a/configure
+++ b/configure
@@ -235,6 +235,7 @@ check_ccache
 check_nacl
 check_libnl
 check_tpacket
+check_libnf_ct
 check_ncurses
 check_libgeoip