This shaves off a good 800 KB from all the engines. However, do keep local atari debug messages for diagnostic purposes. Also, use natfeats for debug output when possible else the classic stdout/stderr (not both as before).
Compile as: ./configure --backend=atari --host=m68k-atari-mint --enable-release --disable-mt32emu --disable-lua --disable-nuked-opl --disable-16bit --disable-scalers --disable-translation --disable-eventrecorder --disable-tts --disable-bink --opengl-mode=none --enable-verbose-build --prefix=/usr --bindir=/ --datarootdir=share --datadir=data && make -j 16 && m68k-atari-mint-flags -S -r ./scummvm && make install DESTDIR=$PWD/_release/ && mv $PWD/_release/scummvm $PWD/_release/scummvm.ttp