Chrome OS vendorcode: Fix vboot_reference compilation

Includes moved into $(CPPFLAGS_*), so add that to VBOOT_CFLAGS.
Shift vboot build parameters from the environment to be make parameters,
and use $(MAKE) instead of make to fix non-Linux build systems.

Change-Id: I5aee9935ab36ad571fbcf9f6fa8d8ace2bac16b3
Signed-off-by: Stefan Reinauer <reinauer@google.com>
Reviewed-on: http://review.coreboot.org/8703
Tested-by: build bot (Jenkins)
Reviewed-by: Aaron Durbin <adurbin@google.com>
1 file changed