Trong khi các thủ tục được mô tả dưới đây cài đặt cơ bản X Windows, hãy nhớ rằng phiên bản của XFree86 là bạn nên cài đặt sẽ thay đổi theo thời gian. Tham khảo các trang web XonX và sửa đổi tên tập tin và thủ tục của bạn theo thông tin có sẵn trên trang web này. | RUN THE X WINDOW SYSTEM 16 While the procedure described below installs basic X Windows keep in mind that the version of XFree86 that you should install will change as time passes. Consult the XonX site and amend the filenames and your procedure according to the information available on this site. You can also install an X server using Apple s Get MacOS X Software. link from your Apple menu. Apple s X server is called X11 for Mac OS and at this writing is a Public Beta release. Apple s implementation of X Windows is also based on XFree86. Files used in X Windows include .Xdefaults which sets default preferences for windows services and .xinitrc which establishes your initial screen setup. A typical .xinitrc file might start several windows on your display. These will often include the more typical X clients such as xterm a terminal emulator xlock a simple analog clock and xeyes a pair of eyeballs that follow your cursor around the screen. L-Q Double-click the XInstall file. The Authenticate dialog box appears. Type your password. L0 Click OK. The language selection dialog box appears. L-0 Click the drop-down menu to select a language from the menu. Q Click OK. Continue through the remainder of the installation. 275 UNIX FOR MAC INSTALL XFREE86 UPGRADES You can install XFree86 upgrades to bring your XFree86 installation up to the current release from the base release. Upgrades will usually bring bug fixes and performance improvements and are generally worth the time that it takes to install them. Because the ZIP files containing the modified files are generally small the process of downloading and installing them takes little time and little effort. The upgrade installations complete the installation and assume that the two upgrade files have been downloaded as described in the Get X Software for Mac OS X section. While one specific upgrade is being installed in this section this process is repeated for both of the upgrades downloaded in the previous section and for