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#ifndef LIBC_FUTEX_H_
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#ifndef LIBC_FUTEX_H_
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#define LIBC_FUTEX_H_
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#define LIBC_FUTEX_H_
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#include <atomic.h>
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#include <atomic.h>
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#include <types.h>
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#include <sys/types.h>
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#define FUTEX_INITIALIZER     {1}
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#define FUTEX_INITIALIZER     {1}
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extern void futex_initialize(atomic_t *futex, int value);
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extern void futex_initialize(atomic_t *futex, int value);
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extern int futex_down(atomic_t *futex);
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extern int futex_down(atomic_t *futex);