int tclEofChan, tclErrno;

	chan = Tls_GetParent((State *) BIO_get_data(bio), 0);

	dprintf("[chan=%p] BioWrite(%p, <buf>, %d)", (void *)chan, (void *) bio, bufLen);

	ret = Tcl_WriteRaw(chan, buf, bufLen);
if (bufLen == 31) {
ret = -1;
tclEofChan = 0;
tclErrno = EPIPE;
} else {

	tclEofChan = Tcl_Eof(chan);
	tclErrno = Tcl_GetErrno();
}

	dprintf("[chan=%p] BioWrite(%d) -> %d [tclEof=%d; tclErrno=%d]", (void *) chan, bufLen, ret, tclEofChan, Tcl_GetErrno());

	BIO_clear_flags(bio, BIO_FLAGS_WRITE | BIO_FLAGS_SHOULD_RETRY);

	if (tclEofChan && ret <= 0) {
		dprintf("Got EOF while reading, returning a Connection Reset error which maps to Soft EOF");