diff --git a/integrations/apple/example_app/OSX/Example_OSX_App/ViewController.swift b/integrations/apple/example_app/OSX/Example_OSX_App/ViewController.swift
index 9f0edad..3fbcff4 100644
--- a/integrations/apple/example_app/OSX/Example_OSX_App/ViewController.swift
+++ b/integrations/apple/example_app/OSX/Example_OSX_App/ViewController.swift
@@ -116,9 +116,6 @@ class ViewController: NSViewController {
     var bind_thread : NSThread!
     func attempt_bind()
     {
-        // TCP
-        if(selectedProtocol == SOCK_STREAM)
-        {
             sock = zt_socket(AF_INET, SOCK_STREAM, 0)
             var addr = sockaddr_in(sin_len: UInt8(sizeof(sockaddr_in)),
                                    sin_family: UInt8(AF_INET),
@@ -144,16 +141,17 @@ class ViewController: NSViewController {
             // Accept connection
             var len:socklen_t = 0;
             var legIntPtr = withUnsafeMutablePointer(&len, { $0 })
+        
+        // TCP
+        if(selectedProtocol == SOCK_STREAM) {
             while(accepted_sock < 0) {
                 accepted_sock = zt_accept(sock, UnsafeMutablePointer<sockaddr>([addr]), legIntPtr)
             }
             print("accepted connection")
         }
-        
         // UDP
-        if(selectedProtocol == SOCK_DGRAM)
-        {
-            
+        if(selectedProtocol == SOCK_DGRAM) {
+            // nothing
         }
     }
     
@@ -177,7 +175,7 @@ class ViewController: NSViewController {
         // UDP
         if(selectedProtocol == SOCK_DGRAM)
         {
-            // sendto
+            // zt_sendto
         }
     }
     
@@ -196,7 +194,7 @@ class ViewController: NSViewController {
         // UDP
         if(selectedProtocol == SOCK_DGRAM)
         {
-            // recvfrom
+            // zt_recvfrom
         }
     }
     
@@ -206,6 +204,11 @@ class ViewController: NSViewController {
         while(true)
         {
             sleep(1)
+            dispatch_async(dispatch_get_main_queue()) {
+                var str_buf = [Int8](count: 16, repeatedValue: 0)
+                zt_get_addresses(self.txtNWID.stringValue, &str_buf);
+                print("IPV4 = ", String.fromCString(str_buf))
+            }
             // TCP
             if(selectedProtocol == SOCK_STREAM)
             {
@@ -226,7 +229,7 @@ class ViewController: NSViewController {
             // UDP
             if(selectedProtocol == SOCK_DGRAM)
             {
-                // recvfrom
+                // zt_recvfrom
             }
         }
     }
@@ -271,10 +274,13 @@ class ViewController: NSViewController {
  
     var service_thread : NSThread!
     func ztnc_start_service() {
-        // If you plan on using SOCKS Proxy, you don't need to initialize the RPC
-        //start_service("/Users/ztest")
-        // If you plan on using direct calls via RPC
-        start_service_and_rpc("/Users/ztest","XXXXXXXXXXXXXXXX");
+        // Specify a path where the app's ZeroTier data files will be stored. 
+        // A path of "." will store them in the same location as the binary
+        
+        //  - If you plan on using SOCKS Proxy, you don't need to initialize the RPC
+        // start_service(".")
+        //  - If you plan on using direct calls via RPC
+        zt_start_service_and_rpc(".","8056c2e21c000001");
     }
     
     
@@ -284,7 +290,7 @@ class ViewController: NSViewController {
         // Set initial UI values for demo
         txtAddr.stringValue = serverAddr
         txtPort.intValue = serverPort
-        txtNWID.stringValue = "XXXXXXXXXXXXXXXX"
+        txtNWID.stringValue = "8056c2e21c000001"
         
         // ZeroTier Service thread
         dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_HIGH, 0), {
diff --git a/integrations/apple/example_app/iOS/Example_iOS_App/Base.lproj/Main.storyboard b/integrations/apple/example_app/iOS/Example_iOS_App/Base.lproj/Main.storyboard
index 60d218c..fea90f5 100644
--- a/integrations/apple/example_app/iOS/Example_iOS_App/Base.lproj/Main.storyboard
+++ b/integrations/apple/example_app/iOS/Example_iOS_App/Base.lproj/Main.storyboard
@@ -126,7 +126,6 @@
                                 <state key="normal" title="Join"/>
                                 <connections>
                                     <action selector="UI_JoinNetwork:" destination="BYZ-38-t0r" eventType="touchUpInside" id="kem-tf-1h1"/>
-                                    <action selector="btnJoinNetwork:" destination="BYZ-38-t0r" eventType="touchUpInside" id="LSj-sJ-YEs"/>
                                 </connections>
                             </button>
                             <textField opaque="NO" clipsSubviews="YES" contentMode="scaleToFill" fixedFrame="YES" contentHorizontalAlignment="left" contentVerticalAlignment="center" text="nwid" borderStyle="roundedRect" textAlignment="natural" minimumFontSize="17" translatesAutoresizingMaskIntoConstraints="NO" id="TvY-qZ-Zjm">
@@ -139,7 +138,6 @@
                                 <state key="normal" title="Leave"/>
                                 <connections>
                                     <action selector="UI_LeaveNetwork:" destination="BYZ-38-t0r" eventType="touchUpInside" id="7Pg-IK-dMo"/>
-                                    <action selector="btnLeaveNetwork:" destination="BYZ-38-t0r" eventType="touchUpInside" id="hmg-2Y-GCl"/>
                                 </connections>
                             </button>
                             <label opaque="NO" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" fixedFrame="YES" usesAttributedText="YES" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" translatesAutoresizingMaskIntoConstraints="NO" id="Q7W-t2-dqo">
diff --git a/integrations/apple/example_app/iOS/Example_iOS_App/ViewController.swift b/integrations/apple/example_app/iOS/Example_iOS_App/ViewController.swift
index ea16cae..deea115 100644
--- a/integrations/apple/example_app/iOS/Example_iOS_App/ViewController.swift
+++ b/integrations/apple/example_app/iOS/Example_iOS_App/ViewController.swift
@@ -212,6 +212,7 @@ class ViewController: UIViewController {
                 var str_buf = [Int8](count: 16, repeatedValue: 0)
                 zt_get_addresses(self.txtNWID.text!, &str_buf);
                 self.lblAddress.text = String.fromCString(str_buf)
+                // print("IPV4 = ", String.fromCString(str_buf))
             }
             
             // TCP
@@ -258,41 +259,9 @@ class ViewController: UIViewController {
                     //recvfrom(<#T##Int32#>, <#T##UnsafeMutablePointer<Void>#>, <#T##Int#>, <#T##Int32#>, <#T##UnsafeMutablePointer<sockaddr>#>, <#T##UnsafeMutablePointer<socklen_t>#>)
                 }
                 
-
-                
-                /*
-                let host = CFHostCreateWithName(kCFAllocatorDefault, "google.com").takeRetainedValue()
-                var resolved = CFHostStartInfoResolution(host, .Addresses, nil)
-                let addresses = CFHostGetAddressing(host, &resolved)?.takeUnretainedValue() as! [NSData]?
-
-                
-                if let data = addresses?.first {*/
-                    //var storage = sockaddr_storage()
-                    //data.getBytes(&storage, length: sizeof(sockaddr_storage))
-                    
-                  //  if Int32(storage.ss_family) == AF_INET {
-                    //    let addr4 = withUnsafePointer(&storage) { UnsafePointer<sockaddr_in>($0).memory }
-                        
-                        // prints 74.125.239.132
-                      //  print(String(CString: inet_ntoa(addr4.sin_addr), encoding: NSASCIIStringEncoding))
-                   // }
-               // }
-                
-                
-                //var s_addr:sockaddr_in = (sockaddr_in)&socketAddress
-                
-                //var s_addr = UnsafeMutablePointer<sockaddr>(storage)
-                
                 if(bytesRead > 0)
                 {
-                    
-                    //try withUnsafeMutablePointer(&socketAddress) {
-                    //    try sendto(sock, buffer, len, 0, UnsafeMutablePointer<sockaddr>($0), socklen_t(socketAddress.sin.sin_len))
-                    //}
-                    
                     print("socketAddressLength = ", socketAddressLength);
-
-                    
                     let bytesWritten = withUnsafePointer(&socketAddress) {
                         print("TXing...\n");
                         sendto(sock, UnsafePointer(buffer), bytesRead, 0, UnsafePointer<sockaddr>($0), socketAddressLength)
@@ -322,7 +291,7 @@ class ViewController: UIViewController {
     var service_thread : NSThread!
     func ztnc_start_service() {
         let path = NSSearchPathForDirectoriesInDomains(NSSearchPathDirectory.DocumentDirectory, NSSearchPathDomainMask.UserDomainMask, true)
-        start_service_and_rpc(path[0],"8056c2e21c000001")
+        zt_start_service_and_rpc(path[0],"8056c2e21c000001")
     }
 
     override func viewDidLoad() {
diff --git a/make-mac.mk b/make-mac.mk
index 5dc778c..c3ab2e6 100644
--- a/make-mac.mk
+++ b/make-mac.mk
@@ -149,21 +149,23 @@ tests: $(TEST_OBJDIR) $(TEST_TARGETS)
 
 JAVAC := $(shell which javac)
 
-clean:
+
+clean_android:
+	# android JNI lib project
+	test -s /usr/bin/javac || { echo "Javac not found"; exit 1; }
+	-cd $(INT)/android/android_jni_lib/proj; ./gradlew clean
+	-rm -rf $(INT)/android/android_jni_lib/proj/build
+	# example android app project
+	-cd $(INT)/android/example_app; ./gradlew clean
+
+clean_basic:
 	-rm -rf $(BUILD)/*
 	-rm -rf $(INT)/Unity3D/Assets/Plugins/*
 	-rm -rf zerotier-cli zerotier-idtool
 	-find . -type f \( -name 'zerotier-one' -o -name 'zerotier-sdk-service' \) -delete
 	-find . -type f \( -name '*.o' -o -name '*.so' -o -name '*.o.d' -o -name '*.out' -o -name '*.log' -o -name '*.dSYM' \) -delete
-	
-	# android JNI lib project
-	test -s /usr/bin/javac || { echo "Javac not found"; exit 1; }
 
-	-cd $(INT)/android/android_jni_lib/proj; ./gradlew clean
-	-rm -rf $(INT)/android/android_jni_lib/proj/build
-
-	# example android app project
-	-cd $(INT)/android/example_app; ./gradlew clean
+clean: clean_basic clean_android
 
 clean_for_production:
 	-find . -type f \( -name '*.identity'\) -delete
diff --git a/src/SDK_Apple-Bridging-Header.h b/src/SDK_Apple-Bridging-Header.h
index 598a7ea..e90dbf7 100644
--- a/src/SDK_Apple-Bridging-Header.h
+++ b/src/SDK_Apple-Bridging-Header.h
@@ -10,14 +10,14 @@
 
 // ZT INTERCEPT/RPC CONTROLS
 int zt_init_rpc(const char *path, const char *nwid);
-int start_intercept();
-void disable_intercept();
-void enable_intercept();
+int zt_start_intercept();
+void zt_disable_intercept();
+void zt_enable_intercept();
 
 // ZT SERVICE CONTROLS
-void start_service(const char * path);
-void stop_service();
-void start_service_and_rpc(const char * path, const char * nwid);
+void zt_start_service(const char * path);
+void zt_stop_service();
+void zt_start_service_and_rpc(const char * path, const char * nwid);
 void zt_join_network(const char *nwid);
 void zt_leave_network(const char *nwid);
 void zt_is_running(const char *nwid);
@@ -39,6 +39,8 @@ int zt_getsockopt(GETSOCKOPT_SIG);
 int zt_close(CLOSE_SIG);
 int zt_getsockname(GETSOCKNAME_SIG);
 int zt_getpeername(GETPEERNAME_SIG);
+int zt_recvfrom(RECVFROM_SIG);
+int zt_sendto(SENDTO_SIG);
 
 #endif /* Example_OSX_Bridging_Header_h */
 
diff --git a/src/SDK_Service.cpp b/src/SDK_Service.cpp
index 611c66c..d986254 100644
--- a/src/SDK_Service.cpp
+++ b/src/SDK_Service.cpp
@@ -167,6 +167,7 @@ void zts_get_addresses(const char * nwid, char *addrstr)
     ZeroTier::NetconEthernetTap * tap = zt1Service->getTaps()[nwid_int];
     if(tap && tap->_ips.size()){ 
         std::string addr = tap->_ips[0].toString();
+        dwr(MSG_DEBUG, "addr.length() = %d, addr = %s\n", addr.length(), addr.c_str());
         memcpy(addrstr, addr.c_str(), addr.length());  
     }
     else {
@@ -185,6 +186,7 @@ void zts_get_addresses(const char * nwid, char *addrstr)
     return ip_strings;
     */
 }
+
 int zts_get_device_id() { /* TODO */ return 0; }
 
 bool zts_is_relayed() {
@@ -344,10 +346,10 @@ char *zts_get_homepath() {
 // Starts a ZeroTier service in the background
 void *zts_start_service(void *thread_id) {
 
-    //#ifdef ZTSDK_BUILD_VERSION
+    #ifdef defined(__ANDROID__)
         dwr(MSG_DEBUG, "ZTSDK_BUILD_VERSION = %d\n", ZTSDK_BUILD_VERSION);
         LOGV("ZTSDK_BUILD_VERSION = %d\n", ZTSDK_BUILD_VERSION);
-    //#endif
+    #endif
 
     #if defined(SDK_BUNDLED) && !defined(__ANDROID__)
         set_intercept_status(INTERCEPT_DISABLED); // Ignore network calls from ZT service
@@ -377,14 +379,13 @@ void *zts_start_service(void *thread_id) {
         localHomeDir = givenHomeDir; // Used for RPC and *can* differ from homeDir on some platforms
     #endif
 
-    dwr(MSG_DEBUG, "homeDir = %s", givenHomeDir.c_str());
+    dwr(MSG_DEBUG, "homeDir = %s\n", givenHomeDir.c_str());
     // Where network .conf files will be stored
     netDir = homeDir + "/networks.d";
     zt1Service = (ZeroTier::OneService *)0;
     
     // Construct path for network config and supporting service files
     if (homeDir.length()) {
-        dwr(MSG_DEBUG, "start_service(): constructing path...\n");
         std::vector<std::string> hpsp(ZeroTier::Utils::split(homeDir.c_str(),ZT_PATH_SEPARATOR_S,"",""));
         std::string ptmp;
         if (homeDir[0] == ZT_PATH_SEPARATOR)
diff --git a/src/SDK_XcodeWrapper.cpp b/src/SDK_XcodeWrapper.cpp
index 6c59c4a..cd1e95a 100755
--- a/src/SDK_XcodeWrapper.cpp
+++ b/src/SDK_XcodeWrapper.cpp
@@ -35,50 +35,41 @@
 // ZEROTIER CONTROLS
 // Starts a ZeroTier service at the specified path
 // This will only support SOCKS5 Proxy
-extern "C" void start_service(const char * path) {
+extern "C" void zt_start_service(const char * path) {
     init_service(INTERCEPT_DISABLED, path);
 }
-
-extern "C" void stop_service() {
-    zts_stop_service();
-}
-
 // Starts a ZeroTier service at the specified path and initializes the RPC mechanism
 // This will allow direct API calls
-extern "C" void start_service_and_rpc(const char * path, const char * nwid) {
+extern "C" void zt_start_service_and_rpc(const char * path, const char * nwid) {
     init_service_and_rpc(INTERCEPT_DISABLED, path, nwid);
 }
-
+extern "C" void zt_stop_service() {
+    zts_stop_service();
+}
 // Joins a ZeroTier virtual network
 extern "C" void zt_join_network(const char * nwid) {
     zts_join_network(nwid);
 }
-
 // Leaves a ZeroTier virtual network
 extern "C" void zt_leave_network(const char * nwid) {
     zts_leave_network(nwid);
 }
-
 // Returns a list of addresses associated with this device on the given network
 extern "C" void zt_get_addresses(const char * nwid, char * addrstr) {
     zts_get_addresses(nwid, addrstr);
 }
-
 //
 extern "C" void zt_start_proxy_server(const char *homepath, const char *nwid, struct sockaddr_storage *addr) {
     zts_start_proxy_server(homepath, nwid, addr);
 }
-
 //
 extern "C" void zt_stop_proxy_server(const char *nwid) {
     zts_stop_proxy_server(nwid);
 }
-
 //
 extern "C" void zt_get_proxy_server_address(const char *nwid, struct sockaddr_storage *addr) {
     zts_get_proxy_server_address(nwid, addr);
 }
-
 // Explicit ZT API wrappers
 #if !defined(__IOS__)
     // This isn't available for iOS since function interposition isn't as reliable
@@ -121,4 +112,10 @@ extern "C" int zt_getpeername(GETPEERNAME_SIG) {
 }
 extern "C" int zt_fcntl(FCNTL_SIG) {
     return zts_fcntl(fd, cmd, flags);
+}
+extern "C" ssize_t zt_recvfrom(RECVFROM_SIG) {
+    return zts_recvfrom(socket, buffer, length, flags, address, address_len);
+}
+extern "C" ssize_t zt_sendto(SENDTO_SIG) {
+    return zts_sendto(sockfd, buf, len, flags, addr, addr_len);
 }
\ No newline at end of file