Fix for JackNetUnixSocket::SendTo.

posix/JackNetUnixSocket.cpp

@@ -414,6 +414,7 @@ namespace Jack
         if (addr_conv < 1) {
             return addr_conv;
         }
+        fSendAddr.sin_port = htons(fPort);
     #if defined(__sun__) || defined(sun)
         if (WaitWrite() < 0) {
             return -1;

windows/JackNetWinSocket.cpp

@@ -322,6 +322,7 @@ namespace Jack
     int JackNetWinSocket::SendTo(const void* buffer, size_t nbytes, int flags, const char* ip)
     {
         fSendAddr.sin_addr.s_addr = inet_addr(ip);
+        fSendAddr.sin_port = htons(fPort);
         return SendTo(buffer, nbytes, flags);
     }