Use #pragma once
#pragma once is safer and simpler. According to Wikipedia it's supported by all major compilers.
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committed by
Michael Stapelberg
parent
67b213665b
commit
e2ebe3e2ae
@ -32,8 +32,7 @@
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* @(#)queue.h 8.5 (Berkeley) 8/20/94
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*/
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#ifndef _SYS_QUEUE_H_
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#define _SYS_QUEUE_H_
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#pragma once
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/*
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* This file defines five types of data structures: singly-linked lists,
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@ -523,5 +522,3 @@ struct { \
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_Q_INVALIDATE((elm)->field.cqe_prev); \
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_Q_INVALIDATE((elm)->field.cqe_next); \
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} while (0)
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#endif /* !_SYS_QUEUE_H_ */
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