How to use CRC structs in `std.hash`?

I noticed that in the source code for zig that there are some predefined CRC structs in (zig/lib/std/hash/crc.zig). I wrote a small test program to try to use them, but they don’t seem to be available in the way that I was expecting. Compiling with 0.17.0-dev.1426+58a94eaae. I don’t really care about GSM, just an example. const std = @import("std"); pub fn main() void { const data = "Hello, GSM!"; const result = std.hash.Crc3Gsm.hash(data); std.debug.print("CRC-3 GSM: {x}\n", .{re...