(PECL zmq >= 0.5.0) Count items in the poll set

(PECL zmq >= 0.5.0) Remove item from poll set

(PECL zmq >= 0.5.0) Construct a new device

(PECL zmq >= 0.5.0) Get poll errors public

(PECL zmq >= 0.5.0) Get list of endpoints

(No version information available, might only be in Git) Set the timer callback function

(PECL zmq >= 0.5.0) Poll the items public

(PECL zmq >= 0.5.0) Get the persistent id

(PECL zmq >= 1.0.4) Get context option public

(No version information available, might only be in Git) Set the idle timeout