Rob Clack wrote: > [...] either objidl.h isn't > getting included at all, though I get no error there, or the macro isn't > getting #defined, or it's getting undefined somewhere. Are you sure objidl.h isn't included somewhere else above that by some other file, indirectly? Best to put your COBJMACROS #define at the top of your .c file (or pass it in via the "gcc" command line). -- Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple Problem reports: http://cygwin.com/problems.html Documentation: http://cygwin.com/docs.html FAQ: http://cygwin.com/faq/