Man pages matching name cgi::compress::gzip::filehandle in section 3pm:

CGI::Compress::Gzip::FileHandle.3pm.en	debian 10 / libcgi-compress-gzip-perl
CGI::Compress::Gzip::FileHandle.3pm.en	debian 11 / libcgi-compress-gzip-perl
CGI::Compress::Gzip::FileHandle.3pm.en	debian 12 / libcgi-compress-gzip-perl