nc,
(<em class="emdef">unbreak</em> func) removes it.  (unbreak) removes all breakpoints.
When a breakpoint is encountered, you are placed in a repl at
that point; type C-q to continue.  To trace a variable, use
(<em class="emdef">watch</em> var). watch reports whenever var is set! and
(<em class="emdef">unwatch</em> var) removes the watchpoint.
</p>

<p>
These trace, break and watchpoints are active
only if <em class="emdef">(*s7* 'debug)</em> is positive.  If 'debug is 1, existing traces
and breaks are ac