[drbd] Match userland with kernel module (#917649)

[Major Hayden]

commit 5e1672cd23acfc0e21e3e2e675ea91d384d1f5d9
Author: Major Hayden <major at mhtx.net>
Date:   Thu Mar 7 08:04:38 2013 -0600

    Match userland with kernel module (#917649)