int
TclObjInterpProcCore(
    register Tcl_Interp *interp,/* Interpreter in which procedure was
				 * invoked. */
    Tcl_Obj *procNameObj,	/* Procedure name for error reporting. */
    int skip,			/* Number of initial arguments to be skipped,
				 * i.e., words in the "command name". */
    ProcErrorProc* errorProc)	/* How to convert results from the script into
				 * results of the overall procedure. */
{
    Interp *iPtr = (Interp *) interp;
    register Proc *procPtr = iPtr->varFramePtr->procPtr;
    int result;
    CallFrame *freePtr;