Sources for libIDL are available from gnome.org via cvs. See cvs checkout instructions at http://www.gnome.org - or use export CVSROOT=:pserver:anonymous@anoncvs.gnome.org:/cvs/gnome cvs login (no password) cvs -z3 checkout ORBit (libIDL files are in ORBit/libIDL) or grap a package of the sources we're currently using from ftp://ftp.mozilla.org/pub/mozilla/libraries/source/ These sources correspond to the LIBIDL_V0_6_3 tag on the gnome cvs server.