FYI, Loading opengl32.dll manually before building did get me past the glflush and other defcfuns. But my questions stand about whether it has to be this way, or if CLisp can hold off looking up the function until actually called. -- Kenny Why Lisp? http://wiki.alu.org/RtL_Highlight_Film "I've wrestled with reality for 35 years, Doctor, and I'm happy to state I finally won out over it." Elwood P. Dowd, "Harvey", 1950