build: Avoid bashism in configure.ac.
authorAndre Noll <maan@tuebingen.mpg.de>
Mon, 14 Sep 2015 18:14:25 +0000 (20:14 +0200)
committerAndre Noll <maan@tuebingen.mpg.de>
Tue, 15 Sep 2015 02:51:00 +0000 (04:51 +0200)
commit0d6d325723b96bb227dfccc39196db4aa7d31ce1
tree567174d58c0b2186a22326c8d53d259d7ae0683e
parenta98308acf3821e7413dc9f7bd03e06a482b11022
build: Avoid bashism in configure.ac.

'==' is not portable. In fact, NetBSD's /bin/sh complains about
this. The fix is trivial.
configure.ac