system mingw not recognized

Per the docs at <br /><a class="moz-txt-link-freetext"
href="http://www.postgresql.org/docs/current/static/installation-platform-notes.html#INSTALLATION-NOTES-MINGW">http://www.postgresql.org/docs/current/static/installation-platform-notes.html#INSTALLATION-NOTES-MINGW</a><br
/><br/> "To build 64 bit binaries using MinGW ... and run configure with the --host=x86_64-w64-mingw option"<br /><br
/>But when I try to run:  <tt>$ ~/sources/postgresql-9.5.0/configure --host=x86_64-w64-mingw</tt><br /><br /> I get an
errorsystem mingw not recognized:<br /><br /> checking build system type... x86_64-pc-mingw64<br /> checking host
systemtype... Invalid configuration `x86_64-w64-mingw': <b>system `mingw' not recognized</b><br /> configure: error:
/bin/sh/home/Admin/sources/postgresql-9.5.0/config/config.sub x86_64-w64-mingw failed<br /><br /> The sources were
downloadedfrom <a class="moz-txt-link-freetext"
href="http://www.postgresql.org/ftp/source/v9.5.0/">http://www.postgresql.org/ftp/source/v9.5.0/</a><br/><br /> Are the
docsup to date?<br /><br /> Thanks<br /><br /><div class="moz-signature">-- <br /><p>Igal Sapir <br /> Lucee Core
Developer<br /><a href="http://lucee.org/">Lucee.org</a></div>