TclNewObj(pathPtr);

    /*
     * Look for the library relative to the TCL_LIBRARY env variable. If the
     * last dirname in the TCL_LIBRARY path does not match the last dirname in
     * the installLib variable, use the last dir name of installLib in
     * addition to the original TCL_LIBRARY path.
     */

    str = getenv("TCL_LIBRARY");			/* INTL: Native. */
    Tcl_ExternalToUtfDStringEx(NULL, NULL, str, TCL_INDEX_NONE, TCL_ENCODING_PROFILE_TCL8, &buffer, NULL);
    str = Tcl_DStringValue(&buffer);

    if ((str != NULL) && (str[0] != '\0')) {


/*
 *----------------------------------------------------------------------
 *
 * TclpFindVariable --
 *
 *	Locate the entry in environ for a given name. On Unix this routine is
 *	case sensitive, on Windows this matches mixed case.
 *
 * Results:
 *	The return value is the index in environ of an entry with the name
 *	"name", or -1 if there is no such entry. The integer at *lengthPtr is
 *	filled in with the length of name (if a matching entry is found) or
 *	the length of the environ array (if no matching entry is found).
 *