<xref linkend="installation"> and the specific notes in

<xref linkend="installation-notes-mingw"> and <xref linkend="installation-notes-cygwin">.

To produce native 64 bit binaries in these environments, use the tools from

<productname>Mingw64</productname>. These tools can also be used to

<productname>MinGW-w64</productname>. These tools can also be used to

cross-compile for 32 bit and 64 bit <productname>Windows</productname>

targets on other hosts, such as <productname>Linux</productname> and

<productname>Darwin</productname>.

<para>

To build 64 bit binaries using MinGW, install the 64 bit tool set

from <ulink url="http://www.mingw64.org/"></ulink>, put its bin

from <ulink url="http://mingw-w64.sourceforge.net/"></ulink>, put its bin

directory in the <envar>PATH</envar>, and run

<command>configure</command> with the

<command>--host=x86_64-w64-mingw</command> option.