>=dev-lang/php-5.2.2 USE=pdo hash pcntl pcre cli pdo mysqli apache2 curl ctype reflection
sys-apps/fakeroot ?
sys-apps/portage # In case you use paludis
www-servers/apache APACHE2_MODULES=rewrite?
sys-fs/squashfs-tools(-4.0?)
JFFS2: sys-fs/mtd-utils
EXT2: sys-fs/genext2fs