Make skipping expression simpler to check for given libc
Make sure glibc specific items are covered with right override
Change-Id: I8b4a0b7cbfe38ffdc9320f798038c79c7220552b
(From OE-Core rev: 6f4be55ca66b4470aa46c0ae356070ed166f44ce)
Signed-off-by: Khem Raj <raj.khem@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>