http://www.msu.edu/~huntharo/xwin/docs/xwindows/XWINSYS.pdf
Or, you can buy one of the books. I have a description of the available books and PDF versions of those books here:
http://xfree86.cygwin.com/devel/
I hope that helps. Some of the books are out of print. I have not checked whether they are in print or not lately.
Harold
Kensuke Matsuzaki wrote:
Hello,
BTW, do you know good book on X protocol and Xlib?
I have some book on KDE and Qt, but I can't find book about low-level X.
