<docbook><section><title>UndefinedSymbolPthread</title><bridgehead class="http://www.w3.org/1999/xhtml:h2">Error Messages (U)</bridgehead>
<para><ulink url="UDAErrorMessages">A</ulink> <ulink url="ErrorMessagesB">B</ulink> <ulink url="ErrorMessagesC">C</ulink> <ulink url="ErrorMessagesD">D</ulink> <ulink url="ErrorMessagesE">E</ulink> <ulink url="ErrorMessagesF">F</ulink> <ulink url="ErrorMessagesG">G</ulink> <ulink url="ErrorMessagesH">H</ulink> <ulink url="ErrorMessagesI">I</ulink> <ulink url="ErrorMessagesJ">J</ulink> <ulink url="ErrorMessagesK">K</ulink> <ulink url="ErrorMessagesL">L</ulink> <ulink url="ErrorMessagesM">M</ulink> <ulink url="ErrorMessagesN">N</ulink> <ulink url="ErrorMessagesO">O</ulink> <ulink url="ErrorMessagesP">P</ulink> <ulink url="ErrorMessagesQ">Q</ulink> <ulink url="ErrorMessagesR">R</ulink> <ulink url="ErrorMessagesS">S</ulink> <ulink url="ErrorMessagesT">T</ulink> <ulink url="ErrorMessagesU">U</ulink> <ulink url="ErrorMessagesV">V</ulink> <ulink url="ErrorMessagesW">W</ulink> <ulink url="ErrorMessagesX">X</ulink> <ulink url="ErrorMessagesY">Y</ulink> <ulink url="ErrorMessagesZ">Z</ulink> <ulink url="ErrorMessagesSymbols">#</ulink></para><para> </para><bridgehead class="http://www.w3.org/1999/xhtml:h3">Undefined symbol &quot;pthread_create&quot;</bridgehead>
<para>Are you experiencing pthread errors when you attempt to use Perl and ODBC on FreeBSD? If so, please consider the following:</para><para>1.
 Perl may not be compiled with pthreads.</para><para>2.
 If you need to compile Perl with threading, you need to build it from the lang/perl58/port and define WITH_THREADS (e.g., in /etc/make.conf).</para><para>3.
 The BSD 4 compat libraries may not be installed.</para><para>Finally, consult OpenLink Product Support, if pthread errors persist.
 In some pthread-related incidents, OpenLink Software must provide non-threaded drivers.</para></section></docbook>