Sian Mountbatten writes: > Hi All! > > Does anybody know which package provides OpenGL libraries for development? > > I am using the siduction distribution which is based on Debian sid. Look for libGL.so (as is, without trailing numbers) under your usr/. It could have been installed as a result of pulling your graphic card's driver. If not, libgl1-mesa-dev is the package you are looking for. -- Alberto