ref: 6121d28dc28103cb85b22fe404daaa8c441790b4
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 }