I am trying to enable libmp3lame with FFMPEG in elastic beanstalk (Amazon Redhat Linux machine). I am able to successfully install FFMPEG in /ffmpeg.config with the following script: I need to install libmp3lame however. I’ve tried to do this with an –enable-libmp3lame flag and the directions here. The modified script: This doesn’t work. Command 01-install_libmp3lame completes. Command 02-ffmpeg_install fails because: