_BitScanForward    90 maint/gnulib/lib/count-trailing-zeros.h   COUNT_TRAILING_ZEROS (__builtin_ctz, _BitScanForward, unsigned int);
_BitScanForward    97 maint/gnulib/lib/count-trailing-zeros.h   COUNT_TRAILING_ZEROS (__builtin_ctzl, _BitScanForward, unsigned long int);
_BitScanForward    39 maint/gnulib/lib/ffs.c   if (_BitScanForward (&bit, i))
_BitScanForward    21 maint/gnulib/lib/ffsl.c #define MSVC_BUILTIN _BitScanForward
_BitScanForward    39 maint/gnulib/lib/ffsl.h   if (_BitScanForward (&bit, i))