mul_u64_u32_add_u64_shr
return mul_u64_u32_add_u64_shr(delta & S64_MAX, vc->mult, base, vc->shift);
#ifndef mul_u64_u32_add_u64_shr
#ifndef mul_u64_u32_add_u64_shr
return mul_u64_u32_add_u64_shr(delta, tkr->mult, tkr->xtime_nsec, tkr->shift);
return mul_u64_u32_add_u64_shr(delta, vc->mult, base, vc->shift);