Just cloned the repo so I am assuming the latest version of the sources. Followed the instructions as given. Did the bootstrap and the build for the gstreamer-sdk. Kept going on for a while and then I got this:

make[3]: Entering directory `/home/lgammo/cerbero/sources/linux_x86/atk-2.4.0/atk'
/bin/sh ../libtool  --tag=CC   --mode=compile gcc -DHAVE_CONFIG_H -I. -I.. -I.. -DG_DISABLE_DEPRECATED -DATK_DISABLE_DEPRECATED -DATK_COMPILATION -DATK_LOCALEDIR="\"/home/lgammo/cerbero/dist/linux_x86/share/locale\"" -pthread -I/home/lgammo/cerbero/dist/linux_x86/include/glib-2.0 -I/home/lgammo/cerbero/dist/linux_x86/lib/glib-2.0/include    -DG_DISABLE_SINGLE_INCLUDES -DATK_DISABLE_SINGLE_INCLUDES  -Wall -g -O2 -m32  -Wall -g -O2 -m32  -MT atkaction.lo -MD -MP -MF .deps/atkaction.Tpo -c -o atkaction.lo atkaction.c
mv -f .deps/atkaction.Tpo .deps/atkaction.Plo
mv: cannot stat `.deps/atkaction.Tpo': No such file or directory
make[3]: *** [atkaction.lo] Error 1
make[3]: Leaving directory `/home/lgammo/cerbero/sources/linux_x86/atk-2.4.0/atk'
make[2]: *** [all] Error 2
make[2]: Leaving directory `/home/lgammo/cerbero/sources/linux_x86/atk-2.4.0/atk'
make[1]: *** [all-recursive] Error 1
make[1]: Leaving directory `/home/lgammo/cerbero/sources/linux_x86/atk-2.4.0'
make: *** [all] Error 2
***** Error running 'package' command:
Recipe 'atk' failed at the build step 'compile'


I will dig in the problem, but maybe someone has a solution already. 

Thanks all,

Louay