iw: use BP instead of P to fix multilib builds
iw: use BP instead of P to fix multilib builds

Signed-off-by: Jackie Huang <49ec7cfe045884df7178a7e982697c7043dbc82b@windriver.com>
Signed-off-by: Martin Jansa <516df3ff67e1fa5d153800b15fb204c0a1a389dc@gmail.com>

WindRiver-OpenSourceLabs/meta-oe-subset,WindRiver-OpenSourceLabs/meta-oe-subset