Changelog:
==========
-Use AX_ADD_FORTIFY_SOURCE to avoid redefining _FORTIFY_SOURCE
-Do not look up include files in the current working directory
(From OE-Core rev: c153aca2f4238d41aedf1ff4a93586dd31d75be4)
Signed-off-by: Wang Mingyu <wangmy@fujitsu.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>