configure.ac: Fix autotool warnings
authorErik de Castro Lopo <erikd@mega-nerd.com>
Sat, 24 Oct 2015 09:53:06 +0000 (11:53 +0200)
committerBen Gamari <ben@smart-cactus.org>
Sat, 24 Oct 2015 10:07:07 +0000 (12:07 +0200)
commit798d2e2bc3d4bca4de0b62a2e4483138a2a46568
treeb3d16e31897715d85aa21207f53020ce21b72276
parentec14392bb4974b120a701b20c57f562ad288bfe5
configure.ac: Fix autotool warnings

Test Plan: perl boot and check for warnings

Reviewers: niteria, austin, bgamari

Reviewed By: bgamari

Subscribers: thomie

Differential Revision: https://phabricator.haskell.org/D1364
configure.ac