coinor-libcoinutils-dev binary package in Ubuntu Focal riscv64

 CoinUtils (Coin-or Utilities) is a collection of classes and functions
 that are generally useful to more than one COIN-OR project. These include
 classes for vectors, matrices, mps file reading, and functions for
 floating-point comparisons.
 .
 The Computational Infrastructure for Operations Research (COIN-OR, or simply
 COIN) project is an initiative to spur the development of open source software
 for the operations research community.
 .
 This package contains the header files for developers.

Source package