Makefile.in: Use only standard options compatible with BSD install

Don't use options specific to FSF's coreutils install.

Signed-off-by: Titus von Boxberg <titus@v9g.de>
Message-Id: <51587db99510a9ec08f8.1352226968@tschetwerikow.boxberg.lan>
Patchwork-Id: 197532

 reporter_name="Kevin Cernekee"

 reporter_url="http://sourceware.org/ml/crossgcc/2011-09/msg00037.html"

 reporter_comment="MIPS SDE-compatible toolchain"