In kernel version >= v4.5 the project quota ioctl definitions
have been made public via the include/uapi/linux/fs.h API, so
that ext4 could use the same API.
Avoid re-defining the ioctl API if it is already defined in fs.h.
Signed-off-by: Amir Goldstein <amir73il@aquasec.com>
Upstream-commit: 9ea50714469c0c5773178222ae6b745701ac9076
Component: engine