SunOS Reference Manual

Sun Microsystems, Inc.

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Mountain View, CA 94043

U.S.A.

^(C) 1994 Sun Microsystems, Inc. All rights reserved.

2550 Garcia Avenue, Mountain View, California 94043-1100 U.S.A.

This product and related documentation are protected by copyright and distributed under licenses restricting its use, copying, distribution, and decompilation. No part of this product or related documentation may be reproduced in any form by any means without prior written authorization of Sun and its licensors, if any.

Portions of this product may be derived from the UNIX^(R) and Berkeley 4.3 BSD systems, licensed from UNIX Systems Laboratories, Inc., a wholly owned subsidiary of Novell, Inc., and the University of California, respectively. Third-party software, including font technology, in this product is protected by copyright and licensed from Sun's Suppliers.

RESTRICTED RIGHTS LEGEND: Use, duplication, or disclosure by the government is subject to restrictions as set forth in subparagraph (c)(1)(ii) of the Rights in Technical Data and Computer Software clause at DFARS 252.227-7013 and FAR 52.227-19.

This product or the products described herein may be protected by one or more U.S., foreign patents, or pending applications.

TRADEMARKS

Sun, Sun Microsystems, the Sun Logo, SunSoft, Sun Microsystems Computer Corporation and Solaris, are trademarks or registered trademarks of Sun Microsystems, Inc. in the U.S. and certain other countries. UNIX is a registered trademark of Novell, Inc., in the United States and other countries; X/Open Company, Ltd., is the exclusive licensor of such trademark. OPEN LOOK^(R) is a registered trademark of Novell, Inc. All other product names mentioned herein are the trademarks of their respective owners.

All SPARC trademarks, including the SCD Compliant Logo, are trademarks or registered trademarks of SPARC International, Inc. SPARCstation, SPARCserver, SPARCengine, SPARCstorage, SPARCware, SPARCcenter, SPARCclassic, SPARCcluster, SPARCdesign, SPARC811, SPARCprinter, UltraSPARC, microSPARC, SPARCworks, and SPARCompiler are licensed exclusively to Sun Microsystems, Inc. Products bearing SPARC trademarks are based upon an architecture developed by Sun Microsystems, Inc.

The OPEN LOOK^(R) and Sun^(TM) Graphical User Interfaces were developed by Sun Microsystems, Inc. for its users and licensees. Sun acknowledges the pioneering efforts of Xerox in researching and developing the concept of visual or graphical user interfaces for the computer industry. Sun holds a non-exclusive license from Xerox to the Xerox Graphical User Interface, which license also covers Sun's licensees who implement OPEN LOOK GUIs and otherwise comply with Sun's written license agreements.

X Window System is a product of the Massachusetts Institute of Technology.

THIS PUBLICATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT.

THIS PUBLICATION COULD INCLUDE TECHNICAL INACCURACIES OR TYPOGRAPHICAL ERRORS. CHANGES ARE PERIODICALLY ADDED TO THE INFORMATION HEREIN; THESE CHANGES WILL BE INCORPORATED IN NEW EDITIONS OF THE PUBLICATION. SUN MICROSYSTEMS, INC. MAY MAKE IMPROVEMENTS AND/OR CHANGES IN THE PRODUCT(S) AND/OR THE PROGRAM(S) DESCRIBED IN THIS PUBLICATION AT ANY TIME.

Portions ^(C) AT&T 1983-1990 and reproduced with permission from AT&T.