error[E0044]: foreign items may not have type parameters
  --> $DIR/generic-extern.rs:4:5
   |
LL |     fn foo<T>();
   |     ^^^^^^^^^^^^ can't have type parameters
   |
   = help: replace the type parameters with concrete types like `u32`

error: defaults for generic parameters are not allowed here
  --> $DIR/generic-extern.rs:9:12
   |
LL |     fn bar<T = ()>();
   |            ^^^^^^

error[E0044]: foreign items may not have type parameters
  --> $DIR/generic-extern.rs:9:5
   |
LL |     fn bar<T = ()>();
   |     ^^^^^^^^^^^^^^^^^ can't have type parameters
   |
   = help: replace the type parameters with concrete types like `u32`

error: aborting due to 3 previous errors

For more information about this error, try `rustc --explain E0044`.