debian/control, in Build-Depends section, text "libsdl-mixer1.2-dev (>= 1.2.6-5+0m5+ogg+mp3-2)" - this however didn't install this version of sdl-mixer and i was stuck with the old one... i needed to execute "apt-get install libsdl-mixer1.2-dev=1:1.2.6-5+0m5+ogg+mp3-2" to install this package