tree 37b0c3b95a83511ee77943ad511d81b6627c9d10
parent f301518c5288d495cff463ec7f1e3972918f285b
author Amitay Isaacs <amitay@ozlabs.org> 1531197530 +1000
committer Erik de Castro Lopo <erikd@mega-nerd.com> 1534752994 +1000

Add m4 macro to check for C __attribute__ features

Signed-off-by: Amitay Isaacs <amitay@ozlabs.org>