Update the UINT16 to USHORT to resolve the reported build error

Author: hmohide

src/wolfio.c

@@ -2703,7 +2703,7 @@ void wolfSSL_SetIO_NetX(WOLFSSL* ssl, NX_TCP_SOCKET* nxsocket, ULONG waitoption)
     }
 }
 
-void wolfSSL_SetIO_NetX_Dtls(WOLFSSL* ssl, NX_UDP_SOCKET* nxsocket, NXD_ADDRESS *nxdip, UINT16 *nxport, ULONG waitoption)
+void wolfSSL_SetIO_NetX_Dtls(WOLFSSL* ssl, NX_UDP_SOCKET* nxsocket, NXD_ADDRESS *nxdip, USHORT *nxport, ULONG waitoption)
 {
     if (ssl) {
         ssl->nxCtx.nxUdpSocket              = nxsocket;  

wolfssl/internal.h

@@ -5686,7 +5686,7 @@ typedef struct DtlsMsg {
         ULONG          nxOffset;    /* offset already read from nxPacket */
         ULONG          nxWait;      /* wait option flag */
         NXD_ADDRESS*   nxdIp;       /* IP address for udp send*/
-        UINT16*        nxPort;      /* Port number for udp recv*/
+        USHORT*        nxPort;      /* Port number for udp recv*/
     } NetX_Ctx;
 
 #endif

wolfssl/wolfio.h

@@ -793,7 +793,7 @@ WOLFSSL_API void wolfSSL_SetIOWriteFlags(WOLFSSL* ssl, int flags);
                                       ULONG waitoption);
     WOLFSSL_API void wolfSSL_SetIO_NetX_Dtls(WOLFSSL* ssl, NX_UDP_SOCKET* nxsocket, 
                                         NXD_ADDRESS *nxdip, 
-                                        UINT16* nxport, 
+                                        USHORT* nxport, 
                                         ULONG waitoption);
 #endif /* HAVE_NETX */