Fix the maxpipekva warning message so that it points to the correct sysctl, and shorten the message.
Fix the maxpipekva warning message so that it points to the correct
sysctl, and shorten the message.

Noticed by:	bde

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