memcmp.c

#define SYSCLIB_DISABLE_BUILTINS
#include <sysclib.h>
 
int memcmp(const void *vl, const void *vr, size_t n)
{
    const unsigned char *l=vl, *r=vr;
    for (; n && *l == *r; n--, l++, r++);
    return n ? *l-*r : 0;
}