may access any variables already defined. The logging may be adjusted with
the &'opts'& option, which takes the same values as the &`-d`& command-line
option.
-Logging started this way may be stopped, and the file removed,
-with the &'kill'& option.
+.new
+Logging started this way may be stopped by using the &'stop'& option.
+The &'kill'& option additionally removes the debug file.
+.wen
Some examples (which depend on variables that don't exist in all
contexts):
.code