Boost C++ Libraries

...one of the most highly regarded and expertly designed C++ library projects in the world. — Herb Sutter and Andrei Alexandrescu, C++ Coding Standards

This is an older version of Boost and was released in 2020. The current version is 1.89.0.

file_posix::close

Close the file if open.

void
close(
    error_code& ec);

Name	Description
`ec`	Set to the error, if any occurred.