This is Perl module Cocoa::EventLoop. INSTALLATION Cocoa::EventLoop installation is straightforward. If your CPAN shell is set up, you should just be able to do % cpan Cocoa::EventLoop Download it, unpack it, then build it as per the usual: % perl Makefile.PL % make && make test Then install it: % make install DOCUMENTATION Cocoa::EventLoop documentation is available as in POD. So you can do: % perldoc Cocoa::EventLoop to read the documentation online with your favorite pager. Daisuke Murase