/usr/src/openvswitch-2.0.1+git20140120/build-aux/ is in openvswitch-datapath-dkms 2.0.1+git20140120-0ubuntu2.
This file is owned by root:root, with mode 0o755.
..
/usr/src/openvswitch-2.0.1+git20140120/build-aux/check-structs
/usr/src/openvswitch-2.0.1+git20140120/build-aux/compile
/usr/src/openvswitch-2.0.1+git20140120/build-aux/depcomp
/usr/src/openvswitch-2.0.1+git20140120/build-aux/extract-ofp-errors
/usr/src/openvswitch-2.0.1+git20140120/build-aux/extract-ofp-msgs
/usr/src/openvswitch-2.0.1+git20140120/build-aux/install-sh
/usr/src/openvswitch-2.0.1+git20140120/build-aux/missing
/usr/src/openvswitch-2.0.1+git20140120/build-aux/sodepends.pl
/usr/src/openvswitch-2.0.1+git20140120/build-aux/soexpand.pl
/usr/src/openvswitch-2.0.1+git20140120/build-aux/thread-safety-blacklist