- oob peek waitall element-type)
- (:documentation "Read LENGTH octets from SOCKET into BUFFER (or a freshly-consed buffer if
-NIL), using recvfrom(2). If LENGTH is NIL, the length of BUFFER is
-used, so at least one of these two arguments must be non-NIL. If
-BUFFER is supplied, it had better be of an element type one octet wide.
-Returns the buffer, its length, and the address of the peer
-that sent it, as multiple values. On datagram sockets, sets MSG_TRUNC
-so that the actual packet length is returned even if the buffer was too
-small"))
+ oob peek waitall dontwait element-type)
+ (:documentation
+ "Read LENGTH octets from SOCKET into BUFFER (or a freshly-consed
+buffer if NIL), using recvfrom(2). If LENGTH is NIL, the length of
+BUFFER is used, so at least one of these two arguments must be
+non-NIL. If BUFFER is supplied, it had better be of an element type
+one octet wide. Returns the buffer, its length, and the address of the
+peer that sent it, as multiple values. On datagram sockets, sets
+MSG_TRUNC so that the actual packet length is returned even if the
+buffer was too small."))