[PATCH] configure: update explicit check for glib : >= 2.22

[David Bremner]

On Fri,  3 Feb 2012 13:12:25 +0100, Pieter Praet <pieter at praet.org> wrote:
> As of commit b3caef1f, we're using g_array_unref() in 'lib/query.cc',
> which was only introduced in glib 2.22, so update the dependency.

pushed

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