2 <!DOCTYPE para PUBLIC "-//OASIS//DTD DocBook XML V4.1.2//EN" "http://www.oasis-open.org/docbook/xml/4.1.2/docbookx.dtd">
4 The <function>geteuid</function> function returns a <type>uid_t</type> that
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5 contains the user's <emphasis>effective</emphasis> user id.
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