coreutils-8.15.74-be17e3 on Solaris

[Bruno Haible]

On Solaris 9 and 10, there are 2 test failures:

FAIL: misc/sort-discrim

FAIL: dd/sparse

These were not present in the previous test
<https://lists.gnu.org/archive/html/coreutils/2012-01/msg00049.html>.

Bruno