* Package:    dev-ruby/rubygems-1.3.7-r4
 * Repository: gentoo
 * Maintainer: ruby@gentoo.org
 * USE:  elibc_glibc kernel_linux userland_GNU x86
>>> cfg-update-1.8.2-r1: Checksum index is up-to-date ...
 * ERROR: dev-ruby/rubygems-1.3.7-r4 failed:
 *   You need to select at least one Ruby implementation by setting RUBY_TARGETS in /etc/make.conf.
 * 
 * Call stack:
 *        ebuild.sh, line   56:  Called pkg_setup
 *        ebuild.sh, line 1416:  Called ruby-ng_pkg_setup
 *   ruby-ng.eclass, line  305:  Called _ruby_each_implementation
 *   ruby-ng.eclass, line  295:  Called die
 * The specific snippet of code:
 *   	[[ ${invoked} == "no" ]] && die "You need to select at least one Ruby implementation by setting RUBY_TARGETS in /etc/make.conf."
 * 
 * If you need support, post the output of 'emerge --info =dev-ruby/rubygems-1.3.7-r4',
 * the complete build log and the output of 'emerge -pqv =dev-ruby/rubygems-1.3.7-r4'.
 * The complete build log is located at '/var/tmp/portage/dev-ruby/rubygems-1.3.7-r4/temp/build.log'.
 * The ebuild environment file is located at '/var/tmp/portage/dev-ruby/rubygems-1.3.7-r4/temp/die.env'.
 * S: '/var/tmp/portage/dev-ruby/rubygems-1.3.7-r4/work/rubygems-1.3.7'