> Is there a way to integrate them when building from 
sources,
> as for previous versions (i probably need to rebuild for
> older distro) ?
libhttrack-swf:
<http://debian.httrack.com/dists/unstable/main/source/>

For other distros, the sources are in: 
<http://debian.httrack.com/dists/unstable/main/source/libhttr>
ack-swf_1.0.orig.tar.gz

To install:

./src/makeflash
./configure --prefix=/usr --host=$(DEB_HOST_GNU_TYPE) \
--build=$(DEB_BUILD_GNU_TYPE) --
mandir=\$${prefix}/share/man \
--sysconfdir=/etc CFLAGS="$(CFLAGS)"