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#ifndef __GCC_EXTENSIONS_H__
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#ifndef __GCC_EXTENSIONS_H__
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#define __GCC_EXTENSIONS_H__
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#define __GCC_EXTENSIONS_H__
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/* Support for some GCC extensions */
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/* Support for some GCC extensions */
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/* Compile time check of format for printf/scanf like functions */
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#ifdef __GNUC__
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#define ATTRIBUTE_PRINTF(fmt, arg1) __attribute__( ( format( printf, fmt, arg1 ) ) )
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#define ATTRIBUTE_SCANF(fmt, arg1) __attribute__( ( format( scanf, fmt, arg1 ) ) )
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#else
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#define ATTRIBUTE_PRINTF(fmt, arg1)
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#define ATTRIBUTE_SCANF(fmt, arg1)
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#endif
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/* Use to give gcc hints on which branch is most likely taken */
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/* Use to give gcc hints on which branch is most likely taken */
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#if defined(__GNUC__) && __GNUC__ >= 3
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#if defined(__GNUC__) && __GNUC__ >= 3
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#define LIKELY(x)   __builtin_expect(!!(x), 1)
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#define LIKELY(x)   __builtin_expect(!!(x), 1)
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#define UNLIKELY(x) __builtin_expect(!!(x), 0)
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#define UNLIKELY(x) __builtin_expect(!!(x), 0)
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#else
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#else