We need to pass CFLAGS and LDFLAGS, and to rename the patch so that it
actually gets applied.
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Add support for the old squashfs 3.x tools, so that squashfs 3.x root
filesystems can be generated.
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>