correct paths in autogen.sh

Signed-off-by: Jack Wang <jinpu.wang@profitbricks.com>
Signed-off-by: Eyal Salomon <esalomon@mellanox.com>
correct paths in configure.ac, use xio kernel path as a path holder

Signed-off-by: Jack Wang <jinpu.wang@profitbricks.com>
Signed-off-by: Eyal Salomon <esalomon@mellanox.com>