iptables: extensions/GNUMakefile.in use CPPFLAGS

"All other Makefiles add CPPFLAGS to ${COMPILE} (automake), but GNUmakefile.in
 doesn't set it."

http://bugs.debian.org/665286

Signed-off-by: Laurence J. Lane <ljlane@debian.org>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
1 file changed