1. 根目录:
2. lib
3. kstrtox.h

#ifndef _LIB_KSTRTOX_H
#define _LIB_KSTRTOX_H

#define KSTRTOX_OVERFLOW	(1U << 31)
const char *_parse_integer_fixup_radix(const char *s, unsigned int *base);
unsigned int _parse_integer(const char *s, unsigned int base, unsigned long long *res);

#endif