Given the confusion on git@vger, we'd better not name
this target "check" or (worse) "test", but it's still
useful to have. As "sparse", noone should have problems
understanding what it does.

Signed-off-by: Andreas Ericsson <ae@op5.se>
Signed-off-by: Shawn O. Pearce <spearce@spearce.org>