Fix the build by including <sys/param.h> in <sys/clist.h>.
Fix the build by including <sys/param.h> in <sys/clist.h>.

Of course I was silly enough to only check LINT for build failures, but not
the userspace bits. In the mpsafetty branch I didn't notice this, because
<sys/clist.h> never got included in userspace.

Approved by:	philip (mentor)
Pointy hat to:	me :-(

jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase