Build the initial `make' in the temporary build tree so that its forced cleaning doesn't affect the normal copy.  Save a little time by not doing unnecessary clean, depend nd cleandepend steps.
Build the initial `make' in the temporary build tree so that its forced
cleaning doesn't affect the normal copy.  Save a little time by not doing
unnecessary clean, depend nd cleandepend steps.

Reviewed by:	mckay@freebsd.org

Added xargs to build-tools.  It may be used for kdump and truss.

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