Just replace DEB_OPT_FLAG with CFLAGS and the package builds fine. The former is only for overriding CDBS default optimization flags in the compiler (according to CDBS expert, Jonas).
Regards Konstantinos -- To UNSUBSCRIBE, email to debian-bugs-rc-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org
