1 error[E0060]: this function takes at least 1 argument but 0 arguments were supplied
4 LL | unsafe { printf(); }
5 | ^^^^^^-- supplied 0 arguments
7 | expected at least 1 argument
9 note: function defined here
12 LL | fn printf(_: *const u8, ...) -> u32;
15 error: aborting due to previous error
17 For more information about this error, try `rustc --explain E0060`.