430     fromEnumSafe16 :: a -> Word16
655     fromEnumSafe16 P256      =  23  function
656     fromEnumSafe16 P384      =  24  function
657     fromEnumSafe16 P521      =  25  function
658     fromEnumSafe16 X25519    =  29  function
659     fromEnumSafe16 X448      =  30  function
660     fromEnumSafe16 FFDHE2048 = 256  function
661     fromEnumSafe16 FFDHE3072 = 257  function
662     fromEnumSafe16 FFDHE4096 = 258  function
663     fromEnumSafe16 FFDHE6144 = 259  function
664     fromEnumSafe16 FFDHE8192 = 260  function