Post from Scarred Lands Forum, official errata for Player's Guide to Fighters and Barbarians.
Errata; Player's Guide to Fighters and Barbarians: Increased Attacks, Archer of the Steppes
author: Joseph Carriker
1. Three prestige classes gain iterative attacks (Increased Attacks extraordinary ability) at a different BAB rate (at 3, as opposed to standard 5) to the maximum of 5. I am not sure how to understand this:
2. A class gains an ability to acquire bonus feats which are also listed in class prerequisites (example: Archer of the Steppes, Point Blank Shot and Rapid Shot are both listed as Bonus Feats and class prerequisites). Should those feats be:
answered by Joseph Carriker (edited by Ruemere)
1. Note that the ability you refer to simply changes the iterative rate. This improved rate applies only to the favored weapon - off-hand weapons do not gain iterative attacks proper. These do not follow 3.0 Monk pattern - a character with these improved iterative attack rates may use an off-hand weapon as normal. And the limit is not officially changed for the general rules - it is changed for characters with that prestige class using that weapon only.
It was pointed out to me that for barbarians, the Archer of the Steppes
You can all thank Werner for that one. ;-)