Provide for missing __has_extension/feature.
commit0bbd2c508dc14606ec782a3e9146c0b5cf53dba0
authorIain Sandoe <iain@sandoe.co.uk>
Thu, 31 Dec 2015 00:26:37 +0000 (31 00:26 +0000)
committerIain Sandoe <iain@sandoe.co.uk>
Wed, 3 Apr 2019 14:05:13 +0000 (3 15:05 +0100)
treec1d51040b467c66702ede8e0b9c3bc0eab75f078
parente1011daffe16d79ca9a34a4cc332c65a14119a1b
Provide for missing __has_extension/feature.

GCC doesn't yet support __has_extension/feature so null them out.
cctools/as/messages.c
cctools/ld/ld.c
cctools/misc/libtool.c