first working version of nfslock, not very pretty!
get the PID to use in the lock request
just get the PID once in case of multiple filehandles
lookup the local hostname for lock arguments
replace switch for result with string array
return the last error result (if any) as the exit status
first hack at timing and graphite output
move RPC code into do_nlm_test() function in preparation for looping
first working version of nfslock looping
sleep in between loops