shithub: scc

ref: ccb6d42b0500f10c3647e2cd280f09e29abf01f3
dir: /src/libc/string/strncmp.c/

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#include <string.h>
#undef strncmp

int
strncmp(const char *s1, const char *s2, size_t n)
{
	int c;

	for ( ; n > 0 && (c = *s1) && c == *s2; --n)
		++s1, ++s2;
	if (n == 0)
		return 0;
	return *(unsigned char *) s1 - *(unsigned char *) s2;
}