configure: also check for install

We also need the GNU variant for this one.

Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
(transplanted from 0dfc9c1fcb348e354edc37aacd2e8dcb223e9ab2)

 reporter_name="YEM"

 reporter_url="http://ymorin.is-a-geek.org/"

 reporter_comment="EXPERIMENTAL Super-H sh4 sample."