Replace most 'extern crate' directives with 'use'.

  - See #480.

5 files changed, 4 insertions, 17 deletions

diff --git a/ffi/src/error.rs b/ffi/src/error.rs
index 26940111..935d4515 100644
--- a/ffi/src/error.rs
+++ b/ffi/src/error.rs
@@ -2,7 +2,7 @@
 
 use std::io;
 
-extern crate sequoia_openpgp as openpgp;
+use sequoia_openpgp as openpgp;
 use sequoia_core as core;
 pub use crate::openpgp::error::Status;
 
diff --git a/ffi/src/lib.rs b/ffi/src/lib.rs
index ab2819ae..45844ded 100644
--- a/ffi/src/lib.rs
+++ b/ffi/src/lib.rs
@@ -107,20 +107,10 @@
 
 #![warn(missing_docs)]
 
-#[macro_use]
-extern crate lazy_static;
-extern crate libc;
-extern crate native_tls;
-extern crate memsec;
-
-extern crate sequoia_ffi_macros;
+use sequoia_ffi_macros;
 use sequoia_ffi_macros::{
     ffi_wrapper_type,
 };
-extern crate sequoia_openpgp;
-extern crate sequoia_core;
-extern crate sequoia_net;
-extern crate sequoia_store;
 
 #[macro_use]
 pub mod openpgp {
diff --git a/ffi/src/net.rs b/ffi/src/net.rs
index 52fc7982..d386e92d 100644
--- a/ffi/src/net.rs
+++ b/ffi/src/net.rs
@@ -37,8 +37,7 @@ use native_tls::Certificate;
 use std::ptr;
 use std::slice;
 
-extern crate sequoia_openpgp as openpgp;
-extern crate tokio_core;
+use tokio_core;
 
 use sequoia_net::KeyServer;
 
diff --git a/ffi/src/store.rs b/ffi/src/store.rs
index 5e6dce3d..408b02a5 100644
--- a/ffi/src/store.rs
+++ b/ffi/src/store.rs
@@ -26,8 +26,6 @@
 use libc::c_char;
 use std::ptr;
 
-extern crate sequoia_openpgp as openpgp;
-
 use sequoia_store::{
     self, Mapping, MappingIter, Binding, BundleIter, Key, KeyIter, LogIter, Store,
 };
diff --git a/ffi/tests/c-tests.rs b/ffi/tests/c-tests.rs
index 7670f13b..e5af5c1f 100644
--- a/ffi/tests/c-tests.rs
+++ b/ffi/tests/c-tests.rs
@@ -1,5 +1,5 @@
 use anyhow::{Result, Context};
-extern crate filetime;
+use filetime;
 
 use std::cmp::min;
 use std::env::{self, var_os};