KEYCTL_CAPS0_CAPABILITIES		0x01
KEYCTL_CAPS0_PERSISTENT_KEYRINGS	0x02
KEYCTL_CAPS0_DIFFIE_HELLMAN		0x04
KEYCTL_CAPS0_PUBLIC_KEY			0x08
KEYCTL_CAPS0_BIG_KEY			0x10
KEYCTL_CAPS0_INVALIDATE			0x20
KEYCTL_CAPS0_RESTRICT_KEYRING		0x40
KEYCTL_CAPS0_MOVE			0x80
