* Transforming rtp_decoder into a standalone test application
diff --git a/configure.in b/configure.in
index b5b419e..faf47eb 100644
--- a/configure.in
+++ b/configure.in
@@ -183,8 +183,13 @@
 AC_SUBST(HMAC_OBJS)
 
 dnl Checking for PCAP
-AC_CHECK_LIB([pcap],[pcap_create])
-AC_CHECK_HEADERS([pcap/pcap.h])
+AC_CHECK_LIB([pcap],[pcap_create],
+    [PCAP=1
+     LIBS="-lpcap $LIBS"
+     HAVE_PCAP=1
+     AC_DEFINE(HAVE_PCAP, 1, [Define to 1 if you have the `pcap' library (-lpcap)])
+     AC_SUBST(HAVE_PCAP)
+])
 
 AC_MSG_CHECKING(whether to use syslog for error reporting)
 AC_ARG_ENABLE(syslog,