--- libelwix/src/pio.c	2013/12/05 15:38:14	1.1.2.4
+++ libelwix/src/pio.c	2013/12/06 00:19:54	1.1.2.6
@@ -1,3 +1,48 @@
+/*************************************************************************
+* (C) 2013 AITNET ltd - Sofia/Bulgaria - <misho@aitnet.org>
+*  by Michael Pounov <misho@elwix.org>
+*
+* $Author: misho $
+* $Id: pio.c,v 1.1.2.6 2013/12/06 00:19:54 misho Exp $
+*
+**************************************************************************
+The ELWIX and AITNET software is distributed under the following
+terms:
+
+All of the documentation and software included in the ELWIX and AITNET
+Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org>
+
+Copyright 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013
+	by Michael Pounov <misho@elwix.org>.  All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions
+are met:
+1. Redistributions of source code must retain the above copyright
+   notice, this list of conditions and the following disclaimer.
+2. Redistributions in binary form must reproduce the above copyright
+   notice, this list of conditions and the following disclaimer in the
+   documentation and/or other materials provided with the distribution.
+3. All advertising materials mentioning features or use of this software
+   must display the following acknowledgement:
+This product includes software developed by Michael Pounov <misho@elwix.org>
+ELWIX - Embedded LightWeight unIX and its contributors.
+4. Neither the name of AITNET nor the names of its contributors
+   may be used to endorse or promote products derived from this software
+   without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY AITNET AND CONTRIBUTORS ``AS IS'' AND
+ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+SUCH DAMAGE.
+*/
 #include "global.h"
 
 
@@ -43,8 +88,11 @@ e_popen(const char *command, const char *type, pid_t *
 		    (type[1] && (type[1] != 'e' || type[2])))
 			return (NULL);
 	}
-	if ((cloexec ? pipe2(pdes, O_CLOEXEC) : pipe(pdes)) < 0)
+	if (socketpair(AF_UNIX, SOCK_STREAM | (cloexec ? O_CLOEXEC : 0), 
+				0, pdes) < 0) {
+		LOGERR;
 		return (NULL);
+	}
 
 	if (!(cur = e_malloc(sizeof(struct tagPIOPID)))) {
 		close(pdes[0]);
@@ -54,12 +102,13 @@ e_popen(const char *command, const char *type, pid_t *
 
 	argv[0] = "sh";
 	argv[1] = "-c";
-	argv[2] = (char *)command;
+	argv[2] = (char *) command;
 	argv[3] = NULL;
 
 	THREAD_LOCK();
 	switch (pid = vfork()) {
 	case -1:			/* Error. */
+		LOGERR;
 		THREAD_UNLOCK();
 		close(pdes[0]);
 		close(pdes[1]);