-If a message is being processed, pops the next bit in the packet. When the message is over, the next in the queue is immediatly prepared and the first bit of the new packet is given back. If the queue is empty, C<undef> is returned. You may want to use this method with the idiom :
+If a message is being processed, pops the next bit in the packet.
+When the message is over, the next in the queue is immediatly prepared and the first bit of the new packet is given back.
+If the queue is empty, C<undef> is returned.
+You may want to use this method with the idiom :