The following definition on tclcl.h should be changed from: #ifndef vic_Tcl_h #define vic_Tcl_h to: #ifndef Tcl_h #define Tcl_h This collied with other utilities that I was attempting to build the used an early version of Tcl.h Michael F. Speer SMCC Technology Development Group Sun Microsystems, Inc Phone: +1-650-786-6368 Fax: +1-650-786-6445 email: [email protected]