Drink, drink. Fan, fan. Rub, rub.
Source, in full
In his dying hours, Nelson was attended by his chaplain, Alexander Scott; his steward, Chevalier; and the purser, Walter Burke. Their accounts have been available to Nelson's modern biographers. This was a request to alleviate his symptoms of thirst, heat, and the pains of his wounds, as quoted in Tom Pocock, Horatio Nelson (1987), p. 331