~/sources/jass-0.9.3$ make -C bld -j 4
make: Entering directory `/home/gio/sources/jass-0.9.3/bld'
make[1]: Entering directory `/home/gio/sources/jass-0.9.3/bld'
make[2]: Entering directory `/home/gio/sources/jass-0.9.3/bld'
[  8%] [  8%] [  8%] [ 10%] Generating moc_waveform_widget.cxx
Generating moc_sample_range_widget.cxx
Generating jass.hxx, jass.cxx
Generating moc_keyboard_channel_widget.cxx
[ 13%] [ 16%] [ 18%] Generating moc_main_window.cxx
Generating moc_velocity_range_widget.cxx
Generating moc_velocity_widget.cxx
[ 21%] Generating moc_dial_widget.cxx
[ 24%] [ 27%] Generating moc_keyboard_widget.cxx
[ 29%] Generating moc_adsr_widget.cxx
[ 32%] [ 35%] Generating moc_qfunctor.cxx
Generating moc_generator_widget.cxx
Generating moc_engine.cxx
Scanning dependencies of target jass
make[2]: Leaving directory `/home/gio/sources/jass-0.9.3/bld'
make[2]: Entering directory `/home/gio/sources/jass-0.9.3/bld'
[ 37%] [ 40%] [ 43%] [ 45%] Building CXX object CMakeFiles/jass.dir/adsr_widget.cc.o
Building CXX object CMakeFiles/jass.dir/voice.cc.o
Building CXX object CMakeFiles/jass.dir/keyboard_widget.cc.o
Building CXX object CMakeFiles/jass.dir/generator_widget.cc.o
[ 48%] Building CXX object CMakeFiles/jass.dir/waveform_widget.cc.o
[ 51%] Building CXX object CMakeFiles/jass.dir/disposable.cc.o
[ 54%] Building CXX object CMakeFiles/jass.dir/engine.cc.o
[ 56%] Building CXX object CMakeFiles/jass.dir/heap.cc.o
[ 59%] Building CXX object CMakeFiles/jass.dir/main.cc.o
[ 62%] Building CXX object CMakeFiles/jass.dir/main_window.cc.o
[ 64%] Building CXX object CMakeFiles/jass.dir/test_stuff.cc.o
/home/gio/sources/jass-0.9.3/engine.cc:10: error: variable or field ‘session_callback’ declared void
/home/gio/sources/jass-0.9.3/engine.cc:10: error: ‘jack_session_event_t’ was not declared in this scope
/home/gio/sources/jass-0.9.3/engine.cc:10: error: ‘event’ was not declared in this scope
/home/gio/sources/jass-0.9.3/engine.cc:10: error: expected primary-expression before ‘void’
make[2]: *** [CMakeFiles/jass.dir/engine.cc.o] Error 1
make[2]: *** Waiting for unfinished jobs....
[ 67%] Building CXX object CMakeFiles/jass.dir/jass.cxx.o
make[2]: Leaving directory `/home/gio/sources/jass-0.9.3/bld'
make[1]: *** [CMakeFiles/jass.dir/all] Error 2
make[1]: Leaving directory `/home/gio/sources/jass-0.9.3/bld'
make: *** [all] Error 2
make: Leaving directory `/home/gio/sources/jass-0.9.3/bld'