static s32 ixgbe_check_link_t_X550em(struct ixgbe_hw *hw,
				     ixgbe_link_speed *speed,
				     bool *link_up,
				     bool link_up_wait_to_complete)
static int ixgbe_check_link_t_X550em(struct ixgbe_hw *hw,
				     ixgbe_link_speed *speed,
				     bool *link_up,
				     bool link_up_wait_to_complete)