Fix cargo clippy warnings for android for ios

Errors:

 warning: unused imports: `ipaddr_to_sockaddr`, `sockaddr_union`
  --> src/platform/posix/mod.rs:18:27
   |
18 | pub(crate) use sockaddr::{ipaddr_to_sockaddr, sockaddr_union};
   |                           ^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^
   |
   = note: `#[warn(unused_imports)]` on by default

warning: function `ipaddr_to_sockaddr` is never used
  --> src/platform/posix/sockaddr.rs:63:15
   |
63 | pub unsafe fn ipaddr_to_sockaddr<T>(
   |               ^^^^^^^^^^^^^^^^^^
   |
   = note: `#[warn(dead_code)]` on by default

error: this expression creates a reference which is immediately dereferenced by the compiler
  --> src/platform/android/mod.rs:29:17
   |
29 |     Device::new(&configuration)
   |                 ^^^^^^^^^^^^^^ help: change this to: `configuration`

error: this expression creates a reference which is immediately dereferenced by the compiler
  --> src/platform/ios/mod.rs:58:17
   |
58 |     Device::new(&configuration)
   |                 ^^^^^^^^^^^^^^ help: change this to: `configuration`

src/platform/android/mod.rs

@@ -26,5 +26,5 @@ pub struct PlatformConfig;
 
 /// Create a TUN device with the given name.
 pub fn create(configuration: &Configuration) -> Result<Device> {
- Device::new(&configuration)
+ Device::new(configuration)
 }

src/platform/ios/mod.rs

@@ -55,5 +55,5 @@ impl PlatformConfig {
 
 /// Create a TUN device with the given name.
 pub fn create(configuration: &Configuration) -> Result<Device> {
- Device::new(&configuration)
+ Device::new(configuration)
 }

src/platform/posix/mod.rs

@@ -15,7 +15,11 @@
 //! POSIX compliant support.
 
 mod sockaddr;
-pub(crate) use sockaddr::{ipaddr_to_sockaddr, sockaddr_union};
+#[cfg(any(target_os = "linux", target_os = "freebsd", target_os = "macos"))]
+pub(crate) use sockaddr::sockaddr_union;
+
+#[cfg(any(target_os = "linux", target_os = "macos"))]
+pub(crate) use sockaddr::ipaddr_to_sockaddr;
 
 mod fd;
 pub(crate) use self::fd::Fd;

src/platform/posix/sockaddr.rs

@@ -60,7 +60,8 @@ fn rs_addr_to_sockaddr(addr: std::net::SocketAddr) -> sockaddr_union {
 
 /// # Safety
 /// Fill the `addr` with the `src_addr` and `src_port`, the `size` should be the size of overwriting
-pub unsafe fn ipaddr_to_sockaddr<T>(
+#[cfg(any(target_os = "linux", target_os = "macos"))]
+pub(crate) unsafe fn ipaddr_to_sockaddr<T>(
  src_addr: T,
  src_port: u16,
  addr: &mut libc::sockaddr,