1 #include <string.h>
2
strncmp(const char * _l,const char * _r,size_t n)3 int strncmp(const char *_l, const char *_r, size_t n)
4 {
5 const unsigned char *l=(void *)_l, *r=(void *)_r;
6 if (!n--) return 0;
7 for (; *l && *r && n && *l == *r ; l++, r++, n--);
8 return *l - *r;
9 }
10