libm17n-dev 1.8.0-6 (arm64 binary) in ubuntu mantic

 The m17n library is a multilingual text processing library for the C
 language. This library has following features:
 .
  - The m17n library is an open source software.
  - The m17n library for any Linux/Unix applications.
  - The m17n library realizes multilingualization of many aspects of
    applications.
  - The m17n library represents multilingual text as an object named
    M-text. M-text is a string with attributes called text properties,
    and designed to substitute for string in C. Text properties carry any
    information required to input, display and edit the text.
  - The m17n library supports functions to handle M-texts.
 .
 m17n is an abbreviation of Multilingualization.
 .
 This package contains the header and development files needed to build
 programs and packages using m17n-lib.