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- #include "ifa.h"
- /** Basic interface for a resorce that can be freed. */
- struct CanFree_ {
- void * (*free)(void * self);
- };
- /** Interface that extends CanFree and allows reference counting. */
- struct CanReference_ {
- struct CanFree_ parent;
- void * (*use)(void * self);
- void * (*toss)(void * self);
- };
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