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* Use ftok for message queue key.Wez Furlong2002-04-301-2/+3
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* Slightly alter the signature of msg_send and msg_receive so that errorWez Furlong2002-04-292-25/+49
| | | | | codes and serialized "false" messages can be distinguished.
* Add sysv IPC support (wrappers for msgsnd and friends).Wez Furlong2002-04-256-0/+458