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Rev 4522 Rev 4526
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            .next = &name.waiters, \
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            .next = &name.waiters, \
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        } \
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        } \
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    }
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    }
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typedef struct {
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typedef struct {
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    unsigned writers;
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    unsigned readers;
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    fibril_mutex_t fm;
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    link_t waiters;
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} fibril_rwlock_t;
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} fibril_rwlock_t;
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#define FIBRIL_RWLOCK_INITIALIZE(name) \
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#define FIBRIL_RWLOCK_INITIALIZE(name) \
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    fibril_rwlock_t name = { \
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    fibril_rwlock_t name = { \
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        .fm = { \
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        .readers = 0, \
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            .counter = 1, \
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        .writers = 0, \
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            .waiters = { \
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        .waiters = { \
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                .prev = &name.fm.waiters, \
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            .prev = &name.waiters, \
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                .next = &name.fm.waiters, \
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            .next = &name.waiters, \
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            } \
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        } \
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        } \
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    }
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    }
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extern void fibril_mutex_initialize(fibril_mutex_t *);
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extern void fibril_mutex_initialize(fibril_mutex_t *);
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extern void fibril_mutex_lock(fibril_mutex_t *);
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extern void fibril_mutex_lock(fibril_mutex_t *);