Despite the fact nVidia claims 4.9 or later is required, allow people with
older releases (and thus older make(1)) to use this port.

Quoting linimon, I sure will be glad when everyone has that newer make(1).

PR: ports/72137
Submitted by: Michel Lavondes <fox(at)vader.aacc.cc.md.us>
Approved by: fjoe (mentor, implicit)