android SDL init failure, reason is: No available video device

crontab -e中运行android模拟器出现：

SDL init failure, reason is: No available video device

解决办法：

Try unsetting any environment variables along the line of SDL_*, such as SDL_VIDEODRIVER. If that doesn't work, try export DISPLAY=:0.

http://stackoverflow.com/questions/4841908/sdl-init-failure-reason-is-no-available-video-device

http://stackoverflow.com/users/135360/pierre-antoine-lafayette