first; allow turning on/off kernel listeners;
secondly, for echoing, keep copy of data to verify when qbit sent;
thirdly, minor tweak for gcc (#s instead of "s").

new copyright; att/bsd/shared

Revise copyright notice

add repeat feature for stimulating large amounts of data.

initial working version of test programs

date and time created 90/10/30 16:32:15 by sklower