Move imports

Author: CodaFi

Concurrent/MVar.swift

@@ -6,9 +6,6 @@
 //  Copyright (c) 2014 TypeLift. All rights reserved.
 //
 
-import typealias Darwin.sys._pthread.pthread_mutex_t
-import typealias Darwin.sys._pthread.pthread_cond_t
-
 /// `MVar`s (literally "Mutable Variables") are mutable references that are either empty or contain
 /// a value of type A. In this way, they are a form of synchronization primitive that can be used to
 /// make threads wait on a value before proceeding with a computation.
@@ -220,3 +217,13 @@ public func ==<A : Equatable>(lhs : MVar<A>, rhs : MVar<A>) -> Bool {
 	}
 	return lhs.read() == rhs.read()
 }
+
+import typealias Darwin.sys._pthread.pthread_mutex_t
+import typealias Darwin.sys._pthread.pthread_cond_t
+import func Darwin.sys._pthread.pthread_mutex_init
+import func Darwin.sys._pthread.pthread_mutex_lock
+import func Darwin.sys._pthread.pthread_mutex_unlock
+import func Darwin.sys._pthread.pthread_cond_init
+import func Darwin.sys._pthread.pthread_cond_wait
+import func Darwin.sys._pthread.pthread_cond_signal
+