ref: c5ff9e77ba903934bc7c3b702ecead0bee9f4053
dir: /src/libc/string/strncmp.c/
#include <string.h> #undef strncmp int strncmp(const char *s1, const char *s2, size_t n) { for ( ; n > 0 && *s1 == *s2; --n) ++s1, ++s2; if (n == 0) return 0; return *(unsigned char *) s1 - *(unsigned char *) s2; }