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#ifndef __SYNCH_H__
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#ifndef __SYNCH_H__
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#define __SYNCH_H__
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#define __SYNCH_H__
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#define SYNCH_NO_TIMEOUT    0   /**< Request with no timeout. */
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#define SYNCH_NO_TIMEOUT    0   /**< Request with no timeout. */
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#define SYNCH_BLOCKING      0   /**< Blocking operation request. */
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#define SYNCH_FLAGS_NONE        0   /**< No flags specified. */
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#define SYNCH_NON_BLOCKING  1   /**< Non-blocking operation request. */
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#define SYNCH_FLAGS_NON_BLOCKING    (1<<0)  /**< Non-blocking operation request. */
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#define SYNCH_FLAGS_INTERRUPTIBLE   (1<<1)  /**< Interruptible operation. */
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#define ESYNCH_WOULD_BLOCK  1   /**< Could not satisfy the request without going to sleep. */
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#define ESYNCH_WOULD_BLOCK  1   /**< Could not satisfy the request without going to sleep. */
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#define ESYNCH_TIMEOUT      2   /**< Timeout occurred. */
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#define ESYNCH_TIMEOUT      2   /**< Timeout occurred. */
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#define ESYNCH_INTERRUPTED  4   /**< Sleep was interrupted. */
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#define ESYNCH_INTERRUPTED  4   /**< Sleep was interrupted. */
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#define ESYNCH_OK_ATOMIC    8   /**< Operation succeeded without sleeping. */
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#define ESYNCH_OK_ATOMIC    8   /**< Operation succeeded without sleeping. */