_ASM_GENERIC_BITOPS_FFZ_H_    3 include/asm-generic/bitops/ffz.h #define _ASM_GENERIC_BITOPS_FFZ_H_
_ASM_GENERIC_BITOPS_FFZ_H_    2 tools/include/asm-generic/bitops/__ffz.h #define _ASM_GENERIC_BITOPS_FFZ_H_