[PD] Gem on Raspberry pi 2

[Cyrille Henry]

hello,

i've receive a raspberry pi 2.
Gem is not installable via apt-get, so i'm trying to compile it.

i get the source from https://github.com/umlaeute/Gem

the compilation procedure fail on the 1st step :


pi at raspberrypi ~/Gem $ ./autogen.sh
PATH: /usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/local/games:/usr/games
AUTORECONF: /usr/bin/autoreconf
AUTOHEADER: /usr/bin/autoheader
AUTOMAKE  : /usr/bin/automake
ACLOCAL   : /usr/bin/aclocal
LIBTOOL   : /usr/bin/libtool
LIBTOOLIZE: /usr/bin/libtoolize
AUTOCONF  : /usr/bin/autoconf
running autoreconf
autoreconf: Entering directory `.'
autoreconf: configure.ac: not using Gettext
autoreconf: running: aclocal --force -I m4
autoreconf: configure.ac: tracing
autoreconf: configure.ac: adding subdirectory extra to autoreconf
autoreconf: Entering directory `extra'
autoreconf: running: aclocal --force -I ../m4
autoreconf: configure.ac: adding subdirectory pix_artoolkit to autoreconf
autoreconf: Entering directory `pix_artoolkit'
autoreconf: running: aclocal --force -I ../../m4
autoreconf: running: libtoolize --copy --force
libtoolize: putting auxiliary files in `.'.
libtoolize: copying file `./ltmain.sh'
libtoolize: putting macros in `../../m4'.
libtoolize: copying file `../../m4/libtool.m4'
libtoolize: copying file `../../m4/ltoptions.m4'
libtoolize: copying file `../../m4/ltsugar.m4'
libtoolize: copying file `../../m4/ltversion.m4'
libtoolize: copying file `../../m4/lt~obsolete.m4'
libtoolize: Consider adding `AC_CONFIG_MACRO_DIR([m4])' to configure.ac and
libtoolize: rerunning libtoolize, to keep the correct libtool macros in-tree.
autoreconf: running: /usr/bin/autoconf --force
configure:15277: error: possibly undefined macro: AC_LIB_APPENDTOVAR
       If this token and others are legitimate, please use m4_pattern_allow.
       See the Autoconf documentation.
autoreconf: /usr/bin/autoconf failed with exit status: 1
HOST-OS    : <unknown>
HOST-KERNEL: Linux raspberrypi 3.18.9-v7+ #767 SMP PREEMPT Sat Mar 7 21:52:35 GMT 2015 armv7l GNU/Linux
HOST-#CPU  : 4


did anyone know how to solve this problem?

thanks and cheers
c