fix problem with uname -r returning a string on cygwin that cannot be used as part of a file name.
fix problem with uname -r returning a string on cygwin that cannot be
used as part of a file name.


git-svn-id: ecbadac9c76e8cf640a0bca86f6bd796c98521e3@10577 27541ba8-7e3a-0410-8455-c3a389f83636

bbannier/ROOT,bbannier/ROOT,dawehner/root,dawehner/root,bbannier/ROOT,bbannier/ROOT,dawehner/root,dawehner/root,bbannier/ROOT,dawehner/root,bbannier/ROOT,dawehner/root,bbannier/ROOT,dawehner/root,dawehner/root