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-rw-r--r--openbsc/configure.ac1
1 files changed, 1 insertions, 0 deletions
diff --git a/openbsc/configure.ac b/openbsc/configure.ac
index 0ebb041fa..78302ddef 100644
--- a/openbsc/configure.ac
+++ b/openbsc/configure.ac
@@ -88,6 +88,7 @@ dnl checks for header files
AC_HEADER_STDC
AC_CHECK_HEADERS(dahdi/user.h,,AC_MSG_WARN(DAHDI input driver will not be built))
AC_CHECK_HEADERS(dbi/dbd.h,,AC_MSG_ERROR(DBI library is not installed))
+AC_CHECK_HEADERS(pcap/pcap.h,,AC_MSG_ERROR(PCAP library is not installed))
found_cdk=yes
AC_CHECK_HEADERS(cdk/cdk.h,,found_cdk=no)