configure: SC2006: Use $(..) instead of legacy `..`
authorJani Nikula <jani@nikula.org>
Wed, 13 Apr 2016 18:32:46 +0000 (21:32 +0300)
committerDavid Bremner <david@tethera.net>
Mon, 2 May 2016 00:20:05 +0000 (21:20 -0300)
commit2b7b32fc476d0d9b52fc69ee1690b15ea1360207
tree249f93729b60407a4bd85d50b4fefac6d78779c6
parent0777828745740dd070192b305171574c460e42ca
configure: SC2006: Use $(..) instead of legacy `..`

Fix shellcheck warnings.
configure