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</o:shapelayout></xml><![endif]--></head><body lang=ZH-CN link=blue vlink=purple style='text-justify-trim:punctuation'><div class=WordSection1><p class=MsoNormal><span lang=EN-US>Dear NCL developers,<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>I’m trying to install NCL-6.0.0 on Red Hat Linux 5.3. When I installed X11 developer libraries and include files, none of the four commands which are supplied by the INSTALL file can be used. The commands I’ve tried are<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:black'>sudo apt-get install x11-dev<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:black'>sudo apt-get install xorg-dev<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:black'>sudo apt-get install libx11-dev<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:black'>yum install libx11-devel<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>The computer suggests that<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Loaded plugins: rhnplugin, security<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>This system is not registered with RHN.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>RHN support will be disabled.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Setting up Install Process<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Parsing package install arguments<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>No package libx11-devel available.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Nothing to do<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Is that means that I should pay for it? I searched on the web to find out if I can install X11 in another way, finding that I was still not sure about the solutions. <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Please help give me some suggestions to solve this problem. Thanks a lot. <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Best,<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Miao<o:p></o:p></span></p></div></body></html>