| 12345678910111213141516171819 | <sect2><title>Installation of Flex</title><para>Install Flex by running the following commands:</para><blockquote><literallayout>	<userinput>./configure --prefix=/usr &&</userinput>	<userinput>make &&</userinput>	<userinput>make install &&</userinput>	<userinput>cd /usr/bin &&</userinput>	<userinput>ln -s flex lex</userinput></literallayout></blockquote></sect2>
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