check out

es2_info | fgrep "EGL_VENDOR = NVIDIA"

If this command has no output, see hw_accelerated_video_playback for proper configration of GLES.

wget http://flie.no-ip.org:7080/ac100/deb/eduke32_2.0.0-ac100-armhf-0.1_armhf.deb
wget http://flie.no-ip.org:7080/ac100/deb/duke3d-shareware_1.3d-22_all.deb
sudo dpkg -i duke3d-shareware_1.3d-22_all.deb eduke32_2.0.0-ac100-armhf-0.1_armhf.deb

Than run eduke32