configure: improve purple SRTP check
commit38859366165dbbff122ee079722fd3eea3db2bcc
authorStefan Becker <chemobejk@gmail.com>
Mon, 21 Sep 2015 18:52:11 +0000 (21 21:52 +0300)
committerStefan Becker <chemobejk@gmail.com>
Sat, 3 Oct 2015 15:49:02 +0000 (3 18:49 +0300)
tree039ec5e2999f907b055836336e27eefe20bda7cc
parent7c9b1f70cfef0ac98c9f39a21604d2311c56abc7
configure: improve purple SRTP check

At least on Fedora 22 the pidgin package is patched to include a SRTP
backport so a simple version check is not sufficient.

(cherry picked from commit 713e6c35b36387a6fc8ffb92c23f217ebd7102e7)
configure.ac