Compile error: “/bin/bash: @AR@: command not found”

Environment:
Ubuntu 16.04.1 in Vmware
Android ARM Toolchain
Latest Android SDK
Android NDK r12b
Dependencies and binary addons compiled fine.

I did a git pull today (17.1.2017) and tried to compile everything.
I used the configuration, which worked since many builds.
I also tried this:

(2017-01-06 10:52)wsnipex Wrote:  we switched to cmake, docs haven’t been updated yet. Use:
make -C tools/depends/target/cmakebuildsys instead of make -C tools/depends/target/xbmc/

But it always throws the following errors:

Code:
bill@bill-virtual-machine:~/kodi-krypton$ make
CPP     xbmc/cores/DllLoader/exports/emu_dummy.o
CPP     xbmc/cores/DllLoader/exports/emu_kernel32.o
CPP     xbmc/cores/DllLoader/exports/emu_msvcrt.o
AR      xbmc/cores/DllLoader/exports/exports.a
/bin/bash: @AR@: command not found
/home/bill/kodi-krypton/Makefile.include:138: recipe for target 'exports.a' failed
make[1]: *** [exports.a] Error 127
Makefile:432: recipe for target 'xbmc/cores/DllLoader/exports/exports.a' failed
make: *** [xbmc/cores/DllLoader/exports/exports.a] Error 2

Any ideas?
thanks in advance