[root@mail ~]# rpm -ivh php-zend-guard-loader-5.5.0-3.el6.art.x86_64.rpm
warning: php-zend-guard-loader-5.5.0-3.el6.art.x86_64.rpm: Header V3 DSA signature: NOKEY, key ID 5ebd2744
error: Failed dependencies:
        php is needed by php-zend-guard-loader-5.5.0-3.el6.art.x86_64
        php-devel is needed by php-zend-guard-loader-5.5.0-3.el6.art.x86_64
        rpmlib(FileDigests) <= 4.6.0-1 is needed by php-zend-guard-loader-5.5.0-3.el6.art.x86_64
        rpmlib(PayloadIsXz) <= 5.2-1 is needed by php-zend-guard-loader-5.5.0-3.el6.art.x86_64