error: cannot find macro `kl!` in this scope
  --> $DIR/macro_undefined.rs:22:5
   |
LL |     kl!(); //~ ERROR cannot find
   |     ^^
   |
   = help: have you added the `#[macro_use]` on the module/import?

error: cannot find macro `k!` in this scope
  --> $DIR/macro_undefined.rs:21:5
   |
LL |     k!(); //~ ERROR cannot find
   |     ^ help: you could try the macro: `kl`

error: aborting due to 2 previous errors