Comment 6 for bug 2070015

Setting back to block-proposed since cdbs packages are still FTBFS

dvbstreamer fails with very same issue:

configure:3734: checking whether the C compiler works
configure:3756: gcc -g -O2 -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer -ffile-prefix-map=/dvbstreamer-2.1.0=. -flto=auto -ffat-lto-objects -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -fdebug-prefix-map=/dvbstreamer-2.1.0=/usr/src/dvbstreamer-2.1.0-5.7 -Wdate-time -D_FORTIFY_SOURCE=3 -Wl,-Bsymbolic-functions -flto=auto -ffat-lto-objects -Wl,-z,relro -specs=/usr/share/dpkg/elf-package-metadata.specs conftest.c >&5
gcc: fatal error: environment variable 'DEB_VERSION' not defined
compilation terminated.
configure:3760: $? = 1
configure:3800: result: no
configure: failed program was:

Reason is to be found inside rules file:
https://sources.debian.org/src/dvbstreamer/2.1.0-5.7/debian/rules/
#!/usr/bin/make -f

include /usr/share/cdbs/1/rules/debhelper.mk
include /usr/share/cdbs/1/rules/autoreconf.mk
include /usr/share/cdbs/1/class/autotools.mk