UPDATE 4-HSBC hit by U.S. "princelings" probe and below-forecast profit
* FY pretax $18.87 bln vs f'cast $21.8 bln, $858 mln Q4 loss * Says under SEC investigation over Asia recruitment * Raises annual dividend to $0.51 per share from $0.50 * CEO Gulliver pay lowered to 7.34 mln stg from 7.62 mln * Shares in London down 2.6 percent (Adds det
