Class BOOST_STATVFS

src/operations.cpp:4661–4661

#elif defined(BOOST_FILESYSTEM_POSIX_API)

    struct BOOST_STATVFS vfs;
    if (!error(::BOOST_STATVFS(p.c_str(), &vfs) ? BOOST_ERRNO : 0, p, ec, "boost::filesystem::space"))
    {
        info.capacity = static_cast< uintmax_t >(vfs.f_blocks) * BOOST_STATVFS_F_FRSIZE;