Previously the readline module would have been built regardless of
readline's presence in the sysroot, and the recipe would
fail at package_qa.
(From OE-Core rev: 79ebbca6943bc66b619671f93ac283ed2cfc8e5c)
Signed-off-by: Alexander Kanavin <alex.kanavin@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>