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
5 contains the user's
<emphasis>effective
</emphasis> user id.