ref: b0ba815356f0c434568f9d799ea4c7d470be6173
dir: /lib/std/hassuffix.myr/
use "sleq" pkg std = const hassuffix : (s : byte[:], suff : byte[:] -> bool) ;; const hassuffix = {s, suff var tail if suff.len <= s.len tail = s[s.len - suff.len:] -> sleq(tail, suff) ;; -> false }