Looks like the last round of php cleanups is to blame: virtual/httpd-php/httpd-php-5.3.ebuild: RDEPEND: hppa(default/linux/hppa/13.0) ['=dev-lang/php-5.3*[apache2]'] virtual/httpd-php/httpd-php-5.3.ebuild: RDEPEND: s390(default/linux/s390/13.0) ['=dev-lang/php-5.3*[apache2]'] virtual/httpd-php/httpd-php-5.3.ebuild: RDEPEND: s390(default/linux/s390/13.0/s390x) ['=dev-lang/php-5.3*[apache2]'] virtual/httpd-php/httpd-php-5.4-r1.ebuild: RDEPEND: s390(default/linux/s390/13.0) ['dev-lang/php:5.4[apache2]'] virtual/httpd-php/httpd-php-5.4-r1.ebuild: RDEPEND: s390(default/linux/s390/13.0/s390x) ['dev-lang/php:5.4[apache2]']