Hi, 2007/9/12, Martin Waller <martinej.waller@ntlworld.com>: > A find cannot locate it anywhere on my system - have I missed some > important X!! dev package or something? Other includes appear to be > present in /usr/include/X11... apt-file search StringDefs.h after aptitude install apt-file -s has helped me a lot of times when searching for stuff like this.... hth martin