Network Drop Monitor: Adding Build changes to enable drop monitor

Network Drop Monitor: Adding Build changes to enable drop monitor

Signed-off-by: Neil Horman <nhorman@tuxdriver.com>

 include/linux/Kbuild |    1 +
 net/Kconfig          |   11 +++++++++++
 net/core/Makefile    |    1 +
 3 files changed, 13 insertions(+)
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/linux/Kbuild b/include/linux/Kbuild
index 106c3ba..e9581fd 100644
--- a/include/linux/Kbuild
+++ b/include/linux/Kbuild
@@ -115,6 +115,7 @@
 header-y += mtio.h
 header-y += ncp_no.h
 header-y += neighbour.h
+header-y += net_dropmon.h
 header-y += netfilter_arp.h
 header-y += netrom.h
 header-y += nfs2.h