coreutils-8.15.74-be17e3 on Cygwin

[Bruno Haible]

On Cygwin 1.5.25:

The test 'cp/link-heap' (first one after 'rm/cycle') hangs.

On Cygwin 1.7.9:

The test 'cp/link-heap' (first one after 'misc/cat-proc') hangs.

Bruno