Fixed Beta 4 compilation issues.

Swifter.xcodeproj/project.pbxproj

@@ -299,7 +299,7 @@
 				GCC_WARN_UNUSED_VARIABLE = YES;
 				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
 				METAL_ENABLE_DEBUG_INFO = YES;
-				ONLY_ACTIVE_ARCH = YES;
+				ONLY_ACTIVE_ARCH = NO;
 				SDKROOT = iphoneos;
 				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
 				TARGETED_DEVICE_FAMILY = "1,2";
@@ -336,6 +336,7 @@
 				GCC_WARN_UNUSED_VARIABLE = YES;
 				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
 				METAL_ENABLE_DEBUG_INFO = NO;
+				ONLY_ACTIVE_ARCH = NO;
 				SDKROOT = iphoneos;
 				TARGETED_DEVICE_FAMILY = "1,2";
 				VALIDATE_PRODUCT = YES;

Swifter/Socket.swift

@@ -13,7 +13,7 @@ struct Socket {
     
     static func socketLastError(reason:String) -> NSError {
         let errorCode = errno
-        if let errorText = String.fromCString(CString(strerror(errorCode))) {
+        if let errorText = String.fromCString(ConstUnsafePointer(strerror(errorCode))) {
             return NSError.errorWithDomain("SOCKET", code: Int(errorCode), userInfo: [NSLocalizedFailureReasonErrorKey : reason, NSLocalizedDescriptionKey : errorText])
         }
         return NSError.errorWithDomain("SOCKET", code: Int(errorCode), userInfo: nil)