--- libaitio/src/Attic/tools.c	2012/08/01 00:37:08	1.17
+++ libaitio/src/Attic/tools.c	2012/09/19 15:19:53	1.18
@@ -3,7 +3,7 @@
 *  by Michael Pounov <misho@elwix.org>
 *
 * $Author: misho $
-* $Id: tools.c,v 1.17 2012/08/01 00:37:08 misho Exp $
+* $Id: tools.c,v 1.18 2012/09/19 15:19:53 misho Exp $
 *
 **************************************************************************
 The ELWIX and AITNET software is distributed under the following
@@ -638,4 +638,18 @@ io_gethostbyname(const char *psHost, u_short port, io_
 	}
 
 	return NULL;
+}
+
+/*
+ * io_usleep() - usleep() replacement for ELWIX
+ *
+ * @usec = microseconds for sleep
+ * return: -1 interrupted by signal or 0 ok
+ */
+inline int
+io_usleep(u_int usec)
+{
+	struct timeval tv = { (time_t) (usec / 1000000), (long) (usec % 1000000) };
+
+	return select(0, NULL, NULL, NULL, &tv);
 }