COUNT_LEADING_ZEROS 98 maint/gnulib/lib/count-leading-zeros.h COUNT_LEADING_ZEROS (__builtin_clz, _BitScanReverse, unsigned int); COUNT_LEADING_ZEROS 105 maint/gnulib/lib/count-leading-zeros.h COUNT_LEADING_ZEROS (__builtin_clzl, _BitScanReverse, unsigned long int); COUNT_LEADING_ZEROS 112 maint/gnulib/lib/count-leading-zeros.h COUNT_LEADING_ZEROS (__builtin_clzll, _BitScanReverse64,