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- HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 1
Graphics Administration Guide For Red Hat Linux 6.2 This guide describes how to configure and use the HP graphics technologies on your Linux workstation. Graphics Administration Guide For Red Hat Linux 6.2 - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 2
loading...22 Include inferiors fix 22 Shared memory usage with 3D graphics 23 Changing graphics shared memory size 24 Count transparent in overlay visual 24 Image text via bitmap 25 Supported X configurations 25 Multidisplay support 25 Graphics Administration Guide For Red Hat Linux 6.2 - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 3
Supported visuals ...29 Supported screen options 30 Configuration hints ...30 Overlay visuals and overlay transparency 30 Overlay transparent index zero 31 Disabling the GLX visuals Diagnostics...60 See also ...61 Trademarks ...61 Authors...61 Graphics Administration Guide For Red Hat Linux 6.2 - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 4
...66 Running from init ...69 Granting access ...69 Signals...71 Fonts...71 Diagnostics...72 Files...72 Notes ...72 Origin ...72 See also ...73 Graphics Administration Guide For Red Hat Linux 6.2 - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 5
Manual Copyright Graphics Administration Guide: Information for Programmers, System Administrators, and End-Users Copyright © 2000 Hewlett-Packard Company HP VISUALIZE Linux Workstations Packard product and replacement parts can be obtained from your local Sales and Service Office. This document - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 6
at reprint do not cause the date to change.) The manual part number changes when extensive technical changes are incorporated. October 2000. . . Edition 1. This document is valid for HP VISUALIZE Linux workstations running the HP distribution of Red Hat Linux 6.2 along with the latest October - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 7
HP-UX workstation implementations and device-dependent and osdependent details specific to Linux. Users familiar with the HP-UX common conventions for both operating systems X Windows issues: HP graphics cards supported on HP-UX and Linux use the same basic X server Guide For Red Hat Linux 6.2 - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 8
locating files that reside at some location in the file system. Using "whereis" Using "find" HP X Window System OpenGL® Using "whereis" There are two main methods of finding files, assuming a partial filename; find will locate all files containing a Graphics Administration Guide For Red Hat Linux 6.2 - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 9
actual pathnames referred to in other HP graphics API documents such as OpenGL®. the file system. HP X window system Convention HP-UX /dev /var/X11/ Xserver/logs HP Linux /dev / /X11 /var/tmp /usr/ X11R6/hp/ bin/X /usr/ X11R6/lib/ X11 /etc/X11 X11R6/hp/ default /usr/lib/ X11/fonts - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 10
graphics/ OpenGL/ include /opt/ graphics/ OpegnGL/lib /var/tmp /usr/lib/X11 /etc/X11 /usr/lib/ X11R6 /usr/include/ /etc/X11 HP Linux /dev /usr/GL/hp /usr/GL/ hp/include /usr/GL/ hp/lib /var/tmp /usr/ X11R6/lib/ X11 /etc/X11 /usr/ X11R6/lib /usr/ X11R6/X11R6 include /etc/X11 Graphics Administration - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 11
HP's implementation of OpenGL is supported on Linux workstations with HP VISUALIZE-FX graphics. HP implements version 1.1 of OpenGL with additional HP the HP extension library /usr/X11R6/hp/lib/libXhp11.so.2 use the XFree86 standard distribution for Red Hat Linux. Graphics Administration Guide For - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 12
libraries The following tables list the device driver libraries that should be used with particular devices. HP VISUALIZE-FX Family Output Device Link Line Options HP VISUALIZE-FX5 HP VISUALIZE-FX10 OpenGL libddvisfxgl.so.1 libddvmd.so.1 Graphics Administration Guide For Red Hat Linux 6.2 - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 13
chapter covers configuration and features of the HP X server on Red Hat Linux 6.2. For each supported graphics device, device-dependent configuration information is provided. Additional setup and system trouble shooting information can be found in HP Graphics: Getting Started located at /usr/doc - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 14
independent server options, are specified on a per-screen basis. The X server supports up to four screens at a time. Specifying more than four screens will cause by one complete Screen entry. Linux Multi-Screen support for two screens requires an additional complete Screen entry for - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 15
an AGP-based HP VISUALIZE-FX card. Server options The following server options are implemented for the Linux HP X Server: behavior of the HP-UX 10.10 and 10.20 X servers. The HP Linux X Server performs delayed loading of the X extensions. Graphics Administration Guide For Red Hat Linux - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 16
in the above format. DefaultVisual This optional part of the format specifies the default visual that the screen uses. Valid keywords following the release of HP VISUALIZE-FX software, the default is DefaultVisual Class TrueColor Depth 24 Layer Image Not all default visual specifications will - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 17
VISUALIZE X-class workstations. MonitorRefreshRate MonitorTimingData Specific monitor timing data based upon VESA standards for monitor sync. Refer to the reference template in /usr/X11R6/hp/default/X0screens for a complete description of supported Graphics Administration Guide For Red Hat Linux 6.2 - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 18
running at 1600 x 1200 at 75 Hz. Multi-screen configurations can support independent resolutions and timings. Screen /dev/mem [DefaultVisual] ScreenOptions Linux_BusID topics The following section covers additional capabilities of the HP X server. Graphics Administration Guide For Red Hat Linux 6.2 - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 19
monitor's vertical retrace period. In some instances, therefore, image tearing (seeing part of the old image and part of the new image on the display at the same time) could be does not allow users to determine if doublebuffering in a visual is through software or hardware. However, the API does - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 20
Supported devices The X server supports DBE on the following devices: • HP VISUALIZE-FX5 and FX10 Display power management signaling (DPMS) Monitors constitute a large percentage of the power used by a workstation None Recovery Time Very Short Graphics Administration Guide For Red Hat Linux 6.2 - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 21
to change the contents of these pixmaps directly without the use of Xlib routines merely by modifying the pixmap data. Supported devices The X server supports the MIT shared memory extension on the following devices: • HP VISUALIZE-FX5 and FX10 Graphics Administration Guide For Red Hat Linux 6.2 - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 22
Dynamic loading HP's X server now dynamically loads the appropriate device drivers and extensions based on the target graphics display device and the extensions the device driver supports. This feature default GetImage behavior is to include the Graphics Administration Guide For Red Hat Linux 6.2 - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 23
IncludeInferiors work properly). As of the HP-UX 10.10 release, HP has offered a solution to the processes include PEXlib, PHIGS, and Starbase applications. One problem encountered with GRM shared memory is that it may You can circumvent the problem by using Server Options to change the - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 24
a problem for most applications. If an application depends on 8-plane visuals having 256 colormap entries, this option may be useful. Setting this option will cause the X server to count transparent entries in the number of colormap entries. Examples of Relevant Graphics Devices: HP VISUALIZE-FX5 - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 25
this option will reduce text performance. Supported graphics devices include: HP VISUALIZE-FX5 and FX10 Supported X configurations The following sections cover the type of display configurations supported by the HP X server. Multidisplay support The following definitions are included to reduce - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 26
drives multiple graphics devices (where each display is a different X Screen) concurrently while only allowing the cursor, not windows, to be moved between displays. Graphics Administration Guide For Red Hat Linux 6.2 - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 27
Multi-Seat A configuration with multiple instantiations of the X server, each with its own mouse, keyboard, and display(s). Multi-seat is not currently supported in any Linux release. Graphics Administration Guide For Red Hat Linux 6.2 - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 28
a Single Logical Screen or any other multi-display configuration, we recommend consulting your HP Sales Representative and inquiring whether the configuration you have in mind is indeed supported. There are general guidelines, however. For example: Graphics Administration Guide For Red Hat Linux 6.2 - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 29
relates to both AGP-bus and PCI-bus versions of the VISUALIZE FX5 and FX10 boards in Linux workstations. Supported visuals HP VISUALIZE-FXE/5/10 graphics devices support all of the following visuals: • Class PseudoColor Depth 8 Layer Image • Class PseudoColor Depth 8 Layer Overlay • Class - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 30
and overlay transparency HP VISUALIZE-FXE/5/10 devices have two visuals in the overlay planes, both depth-8 PseudoColor. The first (default) overlay visual has 256 entries per colormap and no transparency. The second overlay visual has 255 entries per colormap and supports transparency. To allow - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 31
Disabling the GLX visuals The HP VISUALIZE-FXE/5/10 products support the OpenGL extension to X (GLX). If HP OpenGL is installed on anHP VISUALIZE-FXE/5/10 system, then the GLX extension offers new entry points for obtaining more information about X visuals. As part of offering extended - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 32
Colormaps HP VISUALIZE-FXE/5/10 devices have a total of 4 hardware colormaps. 2 of the colormaps are dedicated to the overlay planes. The , one is permanently reserved for the default colormap. The other image colormap is available to applications. Graphics Administration Guide For Red Hat Linux 6.2 - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 33
are running as a stand-alone system, you must have your system's name in this file. • If you are part of a network, the other system names must be included. The syntax is as follows: - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 34
remote host. Using special input devices Input devices are connected to Hewlett-Packard computers through several different hardware interfaces. Among the interfaces supported are the PS/2 mini-DIN keyboard and mouse. Drivers can be written for other devices which have an RS-232C (serial) interface - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 35
. A reference template resides at /usr/X11R6/hp/default The default X0devices file contains lines of for three reasons: • Clients can request and receive the services of an input device regardless of whether the device is specified workstation. Graphics Administration Guide For Red Hat Linux 6.2 - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 36
hp/default/X0devices. Uncomment out the full entry for the wacom.1 driver: Begin_Device_Description Name wacom.1 Use Other Path /dev/ttyS1 End_Device_Description Note: the above example assumes serial port 2 of the workstation the following form: Graphics Administration Guide For Red Hat Linux 6.2 - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 37
RS-232 input devices are in the /usr/X11R6/hp/default/X0devices file. Stopping the X window system After stops the display server, and with it the window system. Note: If the workstation is running in an init level (such as 5 which is the default X Administration Guide For Red Hat Linux 6.2 - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 38
the standard input should be used for the input file. Specifies a particular key mapping file to be used. Specifying key remapping expressions Graphics Administration Guide For Red Hat Linux 6.2 - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 39
you the power to change the meaning of any key at any time or to install a whole new key map for your keyboard. Graphics Administration Guide For Red Hat Linux 6.2 - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 40
unswapper On a larger scale, you can change your current keyboard to a Dvorak keyboard by creating a file with the appropriate keyboard mappings. xmodmap .keymap Graphics Administration Guide For Red Hat Linux 6.2 - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 41
current keyboard. xmodmap -pk The list contains the keycode and up to four 2-part columns. The first column contains unmodified key values, the second column contains shifted is in two parts: hexadecimal key symbol value, and key symbol name. Graphics Administration Guide For Red Hat Linux 6.2 - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 42
proxymngr(1) - proxy manager service o xfindproxy(1) - locate proxy services o xrx(1) - RX helper program • For OpenGL programming o HP-UX Online Reference Documentation for HP's Implementation of OpenGL® 1.1 http://www.hp.com/workstations/support/documentation/manuals/ user_guides/raphics/opengl - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 43
including machines with different architectures and operating systems) as well. X supports overlapping hierarchical subwindows and text and graphics operations, on both monochrome a console redirect program (xconsole), mail managing utilities (xmh Graphics Administration Guide For Red Hat Linux 6.2 - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 44
and xbiff), a manual page browser (xman), a bitmap editor workstation by directly manipulating graphic objects instead of typing commands on a command-line prompt. See the user's guides for your preferred Linux desktop environment for complete information. Hewlett-Packard does not provide or support - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 45
and pointer (mouse, tablet, etc.). Most workstations tend to only have one keyboard, and therefore to pop windows on another person's screen or as part of a "remote shell" command to start an xterm one way of contacting a given server, the hostname part of the display name is used to determine the - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 46
example: ":0", ":1", or ":0.1". The most efficient local transport is chosen. TCP/IP The hostname part of the display name should be the server machine's IP address name. Full Internet names, data to know if this is actually a problem. Graphics Administration Guide For Red Hat Linux 6.2 - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 47
specifying a preferred size and location for this application's main window. The width and height parts of the geometry specification are usually measured in either pixels or characters, depending on the • +0+0 (the upper left-hand corner) Graphics Administration Guide For Red Hat Linux 6.2 - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 48
The Red Hat Linux distribution comes with a variety of window managers such as mwm and twm which support overlapping windows, popup menus, point-and-click or click-to-type input models, title bars, nice mixtures of directories and font servers. The Graphics Administration Guide For Red Hat Linux 6.2 - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 49
Font names tend to be fairly long, as they contain all of the information needed to uniquely identify individual fonts. However, the X server supports wildcarding of font names, so the full specification "-adobe-courier-medium-r-normal--10-100-75-75-m-60iso8859-1" might be abbreviated as "-*-courier - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 50
elements in the text and graphics they display. A color can be specified either by an abstract color name, or by a numerical color specification. Graphics Administration Guide For Red Hat Linux 6.2 - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 51
(RGB) or device-independent terms. Color strings are caseinsensitive. X supports the use of abstract color names, for example, "red", "blue :ffff/ffff/ffff For backward compatibility, an older syntax for RGB device is supported, but its continued use is not encouraged. The syntax is an initial "pound - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 52
have the following syntax: CIEXYZ:X/Y/Z (none, 1, none) CIEuvY:u/v/Y ( .6, .6, 1) CIExyY:x/y/Y ( .75, .85, 1) CIELab:L/a/b (100, none, none) CIELuv:L/u/v (100, none, none) TekHVC:H/V/C (360, 100, 100) Graphics Administration Guide For Red Hat Linux 6.2 - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 53
a string of digits. For more information on device independent color, see the Xlib reference manual. Keyboards The X keyboard model is broken into two layers: serverspecific codes (called keycodes) which 2 is used when the group modifier is on. Graphics Administration Guide For Red Hat Linux 6.2 - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 54
work properly. -selectionTimeout This option specifies the timeout in milliseconds within which two communicating applications must respond to one another for a selection request. Graphics Administration Guide For Red Hat Linux 6.2 - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 55
] {Component Binding} ComponentName Binding WhiteSpace = {space | horizontal tab} Component = "?" | ComponentName ComponentName = NameChar {NameChar} NameChar = "a"-"z" | "A"-"Z" | "0"-"9 Value = {any character except null or unescaped newline} Graphics Administration Guide For Red Hat Linux 6.2 - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 56
these matching components and bindings are compared according to precedence rules. Each of the rules is applied at each level, before moving to Graphics Administration Guide For Red Hat Linux 6.2 - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 57
resources from the following sources (other programs usually support some subset of these sources): RESOURCE_MANAGER root window defaults. See the X Toolkit Intrinsics - C Language Interface manual for details. XENVIRONMENT Any user- and machine-specific resources Guide For Red Hat Linux 6.2 - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 58
to particular defaults. Specific color instances such as text cursors can then be overridden without having to define all of the related resources. Graphics Administration Guide For Red Hat Linux 6.2 - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 59
merge user-specific defaults into any site-wide defaults. All sites are encouraged to set up convenient ways of automatically loading resources. See the Xlib manual section "Resource Manager Functions" for more information. Graphics Administration Guide For Red Hat Linux 6.2 - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 60
For more information on a particular command, please refer to that command's manual page. $ xrdb $HOME/.Xdefaults $ xmodmap -e "keysym BackSpace = of fonts vs. very few, etc.), although it can pose problems for trying to determine why an application might be failing. This Guide For Red Hat Linux 6.2 - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 61
. X Consortium, Inc. closed its doors on December 31, 1996. All rights to the X Window System have been assigned to the Open Software Foundation. Graphics Administration Guide For Red Hat Linux 6.2 - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 62
is passed in by init and isn't used. The Hewlett-Packard server has support for the following protocols: TCP/IP The server listens on port 6000+n, where the display. If you are running on a workstation whose console is the display, you cannot log into the console while the server - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 63
(e.g., to work around bugs in R2 and R3 xterms and toolkits). Deprecated. -bs Disables backing-store support on all screens. -c Turns off key-click. c Sets key-click volume (allowable range for font databases. -help Prints a usage message. Graphics Administration Guide For Red Hat Linux 6.2 - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 64
at each server reset. The default file is /etc/X11/SecurityPolicy. -su Disables save-under support on all screens. -t Sets pointer acceleration threshold in pixels (i.e., after how many changes regularly will be used to save the screen. Graphics Administration Guide For Red Hat Linux 6.2 - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 65
> Yet another XDMCP specific value, this one allows the display manager to identify each display so that it can locate the shared key. Graphics Administration Guide For Red Hat Linux 6.2 - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 66
described here is "version-1". Once past the , lines that do not match the above syntax are ignored. lines are ignored. Graphics Administration Guide For Red Hat Linux 6.2 - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 67
client. "Ignore" means treat the request as a no-op. In the case of GetProperty, ignore means return an empty property value if the Graphics Administration Guide For Red Hat Linux 6.2 - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 68
ar property WM_COMMAND WM_NAME ar # To let untrusted clients use the standard colormaps created by # xstdcmap, include these lines. property RGB_DEFAULT_MAP root ar Graphics Administration Guide For Red Hat Linux 6.2 - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 69
XDCCC_GRAY_CORRECTION root ar # To let untrusted clients use the overlay visuals that many vendors # support, include this line. property SERVER_OVERLAY_VISUALS root ar # property as it allows access control per-user instead of per-host. Graphics Administration Guide For Red Hat Linux 6.2 - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 70
In addition, the server provides support for a DES-based authorization scheme, the file in the connection setup information will be allowed access. See the Xau manual page for a description of the binary format of this file. Maintenance of this : Graphics Administration Guide For Red Hat Linux 6.2 - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 71
. If mkfontdir or stmkdirs is not run, the server will not be able to find any of the new fonts in the directory. Graphics Administration Guide For Red Hat Linux 6.2 - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 72
supports font servers. A font server is a networked program that supplies fonts to X servers and other capable programs. In order to communicate with a font server, the font servers address must be supplied as part values. Origin MIT Distribution Graphics Administration Guide For Red Hat Linux 6.2 - HP Visualize J210XC | HP Workstations - Graphics Administration Guide For Red Ha - Page 73
inittab(4), mkfontdir(1), rgb(1), stmkdirs(1), xauth(1) clock(1), xfd(1), xhost(1), xinit(1), xinitcolormap(1), xload(1), xmodmap(1), xrefresh(1), xseethru(1), xset(1), xsetroot(1), xterm(1), xwcreate(1), xwd(1), xwdestroy(1), xwininfo(1), xwud(1) Graphics Administration Guide For Red Hat Linux 6.2
Graphics Administration Guide For Red Hat Linux 6.2
This guide describes how to configure and use the HP graphics technologies on your
Linux workstation.
Graphics Administration Guide For Red Hat Linux 6.2