about set autocommit - Mailing list pgsql-admin

Hi all
i sow that in postgres 7.4.x set autocommit to off is not supported
but as i was searching in web i saw :
" If you  prefer  autocommit-off,  you  may wish to set it in your
  .psqlrc file."

How can i do that ?



Thanx
Vasilis Ventirozos