configure.ac: Require a2x when building from git
commit7301c45994be4ca47978ec8c86ec12a9fced14ce
authorToni Gundogdu <legatvs@gmail.com>
Wed, 3 Jul 2013 21:07:35 +0000 (4 00:07 +0300)
committerToni Gundogdu <legatvs@gmail.com>
Wed, 3 Jul 2013 21:07:40 +0000 (4 00:07 +0300)
tree5a3adefaf471bd19ff102465e9268bc586f4d093
parent60aa65e0d3d1c35784419019c0c9b47b5a4e2098
configure.ac: Require a2x when building from git

Otherwise make in the doc/man{1,5} will fail as the manpages are
missing.

Backported from libquvi (6cdebfd6612228).

Signed-off-by: Toni Gundogdu <legatvs@gmail.com>
configure.ac