[Bug 53445] use AS_IF, AS_CASE instead of if/fi and case/esac

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=53445

--- Comment #1 from Simon McVittie <simon.mcvittie at collabora.co.uk> 2012-08-13 16:19:29 UTC ---
Created attachment 65501
  --> https://bugs.freedesktop.org/attachment.cgi?id=65501
1/3] configure.ac: don't rely on test -a

test EXPR -a EXPR is a common extension (present in bash, dash etc.), but
is not guaranteed by POSIX.

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