void dtls1_stop_timer ( SSL * s ) {
 memset ( & s -> d1 -> timeout , 0 , sizeof ( s -> d1 -> timeout ) ) ;
 memset ( & s -> d1 -> next_timeout , 0 , sizeof ( s -> d1 -> next_timeout ) ) ;
 s -> d1 -> timeout_duration = 1 ;
 BIO_ctrl ( SSL_get_rbio ( s ) , BIO_CTRL_DGRAM_SET_NEXT_TIMEOUT , 0 , & ( s -> d1 -> next_timeout ) ) ;
 dtls1_clear_sent_buffer ( s ) ;
 }
void dtls1_stop_timer ( SSL * s ) {
 memset ( & s -> d1 -> timeout , 0 , sizeof ( s -> d1 -> timeout ) ) ;
 memset ( & s -> d1 -> next_timeout , 0 , sizeof ( s -> d1 -> next_timeout ) ) ;
 s -> d1 -> timeout_duration = 1 ;
 BIO_ctrl ( SSL_get_rbio ( s ) , BIO_CTRL_DGRAM_SET_NEXT_TIMEOUT , 0 , & ( s -> d1 -> next_timeout ) ) ;
 dtls1_clear_sent_buffer ( s ) ;
 }