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#else
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#else
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# include "lock.h"
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# include "lock.h"
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#endif
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#endif
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/* Alignment of types.  */
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/* Alignment of types.  */
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// R change: alignof is a keyword in C23
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#if defined __STDC_VERSION__ && __STDC_VERSION__ > 201710L
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#if defined __GNUC__ && __GNUC__ >= 2
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#elif defined __GNUC__ && __GNUC__ >= 2
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# define alignof(TYPE) __alignof__ (TYPE)
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# define alignof(TYPE) __alignof__ (TYPE)
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#else
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#else
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/* R change: was (int) */
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/* R change: was (int) */
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# define alignof(TYPE) \
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# define alignof(TYPE) \
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    ((size_t) &((struct { char dummy1; TYPE dummy2; } *) 0)->dummy2)
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    ((size_t) &((struct { char dummy1; TYPE dummy2; } *) 0)->dummy2)