Yocto 2.3

Move OpenBMC to Yocto 2.3(pyro).

Tested: Built and verified Witherspoon and Palmetto images
Change-Id: I50744030e771f4850afc2a93a10d3507e76d36bc
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
Resolves: openbmc/openbmc#2461
diff --git a/import-layers/yocto-poky/meta/recipes-devtools/autoconf/autoconf_2.69.bb b/import-layers/yocto-poky/meta/recipes-devtools/autoconf/autoconf_2.69.bb
index aa1877a..8e67f4b 100644
--- a/import-layers/yocto-poky/meta/recipes-devtools/autoconf/autoconf_2.69.bb
+++ b/import-layers/yocto-poky/meta/recipes-devtools/autoconf/autoconf_2.69.bb
@@ -14,6 +14,8 @@
             file://autotest-automake-result-format.patch \
             file://add_musl_config.patch \
             file://performance.patch \
+            file://AC_HEADER_MAJOR-port-to-glibc-2.25.patch \
+            file://autoconf-replace-w-option-in-shebangs-with-modern-use-warnings.patch \
            "
 
 SRC_URI[md5sum] = "82d05e03b93e45f5a39b828dc9c6c29b"