Differences From Artifact [e20dd995f0]:

• File generic/tclIOSock.c — part of check-in [3aa1ace500] at 2025-10-05 19:26:15 on branch c11-printf-result — Tranche 3 of adoption of TclPrintfResult (user: dkf size: 9095)

To Artifact [78e6f43a53]:

• File generic/tclIOSock.c — part of check-in [fafb320167] at 2025-10-06 10:50:45 on branch c11-printf-result — Tidying up (user: dkf size: 9098)

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    const char *family = NULL;
    Tcl_DString ds;
    int result;

    if (host != NULL) {
	if (Tcl_UtfToExternalDStringEx(interp, NULL, host, -1, 0, &ds,
		NULL) != TCL_OK) {
		Tcl_DStringFree(&ds);
	    Tcl_DStringFree(&ds);
	    return 0;
	}
	native = Tcl_DStringValue(&ds);
    }

    /*
     * Workaround for OSX's apparent inability to resolve "localhost", "0"