📄 ffz.h
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#ifndef _ASM_GENERIC_BITOPS_FFZ_H_#define _ASM_GENERIC_BITOPS_FFZ_H_/* * ffz - find first zero in word. * @word: The word to search * * Undefined if no zero exists, so code should check against ~0UL first. */#define ffz(x) __ffs(~(x))#endif /* _ASM_GENERIC_BITOPS_FFZ_H_ */
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