Add missing calls to `fclose` in functions `write_img`, `write_rootfs`
and `write_kernel`.
The not-closed files could lead to resource leaks.
Signed-off-by: Andrea Dalla Costa <andrea@dallacosta.me>
mostly implicit defines due to missing includes plus one const that
shouldn't be one.
Signed-off-by: Felix Kaechele <felix@kaechele.ca>
SVN-Revision: 47865