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- /*
- * The original copyright owners of the accompanying source code files have
- * agreed to place such code into the public domain. Accordingly, anyone
- * who receives or obtains a copy of such source code is freely entitled to
- * reproduce, use and otherwise exploit such code (including the right to
- * make derivative works), at his/her own risk and expense, without any
- * obligation or liability to the original copyright owners.
- *
- * We would appreciate (but do not require) that the following message be
- * included in any derivative works:
- *
- * "Portions of this program were developed by Peter Broadwell, Rob Myers
- * and Robin Schaufler while working in Silicon Valley."
- *
- * The accompanying source code files and related documentation materials
- * are distributed on an "AS IS" basis, without any warranties or
- * guarantees of any kind. All implied warranties, including the implied
- * warranties of merchantability and of fitness for any particular purpose,
- * are expressly disclaimed.
- */
- typedef struct _subscr {
- struct _subscr *next;
- inst *member;
- } subscr;
-
- typedef struct {
- inst me;
- subscr *subscribers;
- subscr *subscribedTo;
- } mailbox;
-