Uptream-Status: Pending

Signed-off-by: Zongchun Yu <Zongchun.Yu@freescale.com>

--- a/configure.ac
+++ b/configure.ac
@@ -758,6 +758,8 @@
     AC_MSG_RESULT(no)
 ])
 
+ac_cv_have_bpf=no
+
 have_bpf=no
 dnl Check for BSD's BPF
 AC_CACHE_CHECK([for BPF device sending support], ac_cv_have_bpf,