configure: add optional support for gmime-3.0
authorDavid Bremner <david@tethera.net>
Sat, 27 May 2017 16:51:17 +0000 (13:51 -0300)
committerDavid Bremner <david@tethera.net>
Thu, 1 Jun 2017 00:52:15 +0000 (21:52 -0300)
commit6977316a5f6ffa4f7df8ae26963c4629740b6c9d
tree9794edb3fc4eff87a2bc8d6ef275b7807a57ef5e
parent51cf6dbab220ca0f7c9f7472280adf02189ba437
configure: add optional support for gmime-3.0

This is only the changes to make configure work; it won't compile with
gmime-3.0 yet.
configure