mchartable_range -

       Copyright (C) 2001 Information-technology Promotion Agency (IPA)
       Copyright (C) 2001-2011 National Institute of Advanced Industrial Science and Technology (AIST)
       Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free
       Documentation License <http://www.gnu.org/licenses/fdl.html>.

Version 1.8.4                                    Mon Sep 25 2023                         mchartable_range(3m17n)

       Search for characters that have non-default value. The mchartable_range() function searches chartable
       table for the first and the last character codes that do not have the default value of table, and set
       from and to to them, respectively. If all characters have the default value, both from and to are set to
       -1.

       mchartable_range -

       void mchartable_range (MCharTable * table, int * from, int * to)