rem: if ( T  && T->outbound_response )
add: if ( T )
context: int t_retransmit_reply( struct sip_msg* p_msg, char* foo, char* bar  ){   t_check( p_msg , 0 );   /* if no transaction exists or no reply to be resend -> out */   if ( T  && T->outbound_response )   {      udp_send( T->outbound_response->retr_buffer , T->outbound_response->bufflen ,	(struct sockaddr*)&(T->outbound_response->to) , sizeof(struct sockaddr_in) );      return 1;   }  /* no transaction found */   return -1;}