1 /* Public domain. */ 2 #include <stddef.h> 3 4 int 5 memcmp (const void *str1, const void *str2, size_t count) 6 { 7 const unsigned char *s1 = str1; 8 const unsigned char *s2 = str2; 9 10 while (count-- > 0) 11 { 12 if (*s1++ != *s2++) 13 return s1[-1] < s2[-1] ? -1 : 1; 14 } 15 return 0; 16 } 17