-- launch the listener thread
-- are parse errors reported?
-- The calling thread waits for the current child thread to
-- terminate.
-- (From THREAD_CONTROL)
-- The calling thread waits for all other threads to terminate.
-- (From THREAD_CONTROL)
-- Same as join except that the low-level architecture-dependant
-- routine is used. The thread must not be created detached.
-- (From THREAD_CONTROL)
-- The calling thread yields its execution in favor of another
-- thread.
-- (From THREAD_CONTROL)
-- Suspend thread execution for interval specified in
-- nanoseconds (1 nanosecond = 10^(-9) second).
-- (From THREAD_CONTROL)
thread, that starts and runs the configuration listener