mtext_rchr -

       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                               mtext_rchr(3m17n)

       Return the position of the last occurrence of a character in an M-text. The mtext_rchr() function
       searches M-text mt for character c. The search starts from the end of mt and goes backwardly toward the
       beginning.

           MERROR_RANGE

       mtext_rchr -

           If c is found, mtext_rchr() returns its position; otherwise it returns -1.

mtext_chr(), mtext_character()

       int mtext_rchr (MText * mt, int c)