error: expected `{`, found keyword `unsafe`
  --> $DIR/unsafe-foreign-mod-2.rs:1:12
   |
LL | extern "C" unsafe {
   |            ^^^^^^ expected `{`

error: extern block cannot be declared unsafe
  --> $DIR/unsafe-foreign-mod-2.rs:1:12
   |
LL | extern "C" unsafe {
   |            ^^^^^^

error: items in unadorned `extern` blocks cannot have safety qualifiers
  --> $DIR/unsafe-foreign-mod-2.rs:4:5
   |
LL |     unsafe fn foo();
   |     ^^^^^^^^^^^^^^^^
   |
help: add unsafe to this `extern` block
   |
LL | unsafe extern "C" unsafe {
   | ++++++

error: aborting due to 3 previous errors