When it was something else than /usr/libexec (e.g. when
installing native SDK packages), things broke down.
(From OE-Core rev: d99e819a6cbde6d1116c434ddba4c5f8eca7e6d8)
Signed-off-by: Alexander Kanavin <alexander.kanavin@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>