<code>-D</code> flag add an option when configuring and generating the build files.</p>
<div class="fragment"><div class="line">cmake -S path/to/glfw -B path/to/build -D CMAKE_TOOLCHAIN_FILE=path/to/file</div>
</div><!-- fragment --><p>The exact toolchain file to use depends on the prefix used by the MinGW or MinGW-w64 binaries on your system. You can usually see this in the /usr directory. For example, both the Ubuntu and Cygwin MinGW-w64 packages have <code>/usr/x86_64-w64-mingw32</code> for the 64-bit co