Returns whether accepting the offered quest will flag the player for PvP. Only valid when the questgiver UI is showing the accept/decline stage of a quest dialog (between the
QUEST_FINISHED events); otherwise may return nil or a value from the most recently displayed quest.
See also Quest functions, PvP functions.
questFlag- 1 if accepting the quest will flag the player for PvP for as long as it remains in the quest log; otherwise nil (