+ Well, actually, that's just according to the spec. In reality, for
+ backward compatibity, we provide each test script with both (pointing
+ to different directories so that tests don't need to worry about
+ possible filename clashes between ADTTMP and TMPDIR).
+
+ -- Ian Jackson <ijackson@chiark.greenend.org.uk> Fri, 15 Jun 2012 02:05:54 +0100