# equery meta firefox
 * www-client/firefox [gentoo]
Herd:        mozilla (mozilla@gentoo.org)
Maintainer:  None specified
Upstream:    None specified
Homepage:    http://www.mozilla.com/firefox
Location:    /usr/portage/www-client/firefox
Keywords:    3.6.20:0: alpha arm ia64 ppc ppc64
Keywords:    3.6.22:0: sparc ~ia64-linux ~ppc64 ~sparc-solaris ~x64-solaris ~x86-solaris
Keywords:    8.0:0: 
Keywords:    9.0:0: amd64 x86 ~alpha ~amd64-linux ~arm ~ia64 ~ppc ~x86-linux