ref: a6692449e11bf9f40d051e0b8eb566bca72946ca
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; }