.BR mhn ,
in addition to the mhn.defaults profile.
.B mhn
-is deprecated, so this support for this variable will
+is deprecated, so support for this variable will
be removed from a future nmh release.
.RE
.PP
If this variable is set to a non-null value,
.B pick
will emit a representation of the search pattern.
+.B $MHPDEBUG
+is deprecated, so support for this variable will
+be removed from a future nmh release. Instead,
+.B pick
+now supports a
+.B \-debug
+switch.
.RE
.PP
.B $MHWDEBUG