1. 根目录:
2. arch
3. m32r
4. include
5. asm
6. string.h

#ifndef _ASM_M32R_STRING_H
#define _ASM_M32R_STRING_H

#define  __HAVE_ARCH_STRLEN
extern size_t strlen(const char * s);

#define  __HAVE_ARCH_MEMCPY
extern void *memcpy(void *__to, __const__ void *__from, size_t __n);

#define  __HAVE_ARCH_MEMSET
extern void *memset(void *__s, int __c, size_t __count);

#endif  /* _ASM_M32R_STRING_H */