ref: f81bd2d4d92e1c09f4111536ae0e45cdd21e1ff3
dir: /lib/bio/test/bio-unitwr.myr/
use std
use bio
const main = {
var f
match bio.create("tmpout/test-unitwr", bio.Wr, 0o644)
| `std.Ok bio: f = bio
| `std.Err m: std.fatal("Unable to open data file: {}\n", m)
;;
bio.putb(f, 42)
bio.putc(f, 'ה')
bio.putb(f, 0xa)
bio.close(f);
}