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Išveda pirmas 10 (jei nenurodytra kitaip) bylos eilučių.
$ head /var/log/Xorg.93.log X Window System Version 7.1.1 Release Date: 12 May 2006 X Protocol Version 11, Revision 0, Release 7.1.1 Build Operating System: Linux 2.6.15.7 i686 Current Operating System: Linux darbinis 2.6.17-10-386 #2 Tue Dec 5 22:26:18 UTC 2006 i686 Build Date: 07 July 2006 Before reporting problems, check http://wiki.x.org to make sure that you have the latest version. Module Loader present
$ head -n 5 /var/log/Xorg.93.log X Window System Version 7.1.1 Release Date: 12 May 2006 X Protocol Version 11, Revision 0, Release 7.1.1 Build Operating System: Linux 2.6.15.7 i686