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+zmq_msg_size(3)
+===============
+
+
+NAME
+----
+zmq_msg_size - retrieve message content size in bytes
+
+
+SYNOPSIS
+--------
+*size_t zmq_msg_size (zmq_msg_t '*msg');*
+
+
+DESCRIPTION
+-----------
+The _zmq_msg_size()_ function shall return the size in bytes of the content of
+the message object referenced by 'msg'.
+
+CAUTION: Never access 'zmq_msg_t' members directly, instead always use the
+_zmq_msg_ family of functions.
+
+
+RETURN VALUE
+------------
+Upon successful completion, _zmq_msg_data()_ shall return the size of the
+message content in bytes.
+
+
+ERRORS
+------
+No errors are defined.
+
+
+SEE ALSO
+--------
+linkzmq:zmq_msg_data[3]
+linkzmq:zmq_msg_init[3]
+linkzmq:zmq_msg_init_size[3]
+linkzmq:zmq_msg_init_data[3]
+linkzmq:zmq_msg_close[3]
+linkzmq:zmq[7]
+
+
+AUTHORS
+-------
+The 0MQ documentation was written by Martin Sustrik <sustrik@250bpm.com> and
+Martin Lucina <mato@kotelna.sk>.