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<h1 class="title">Building the JDK</h1>
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<ul>
<li><a href="#tldr-instructions-for-the-impatient">TL;DR (Instructions for the Impatient)</a></li>
<li><a href="#introduction">Introduction</a></li>
<li><a href="#getting-the-source-code">Getting the Source Code</a><ul>
<li><a href="#special-considerations">Special Considerations</a></li>
</ul></li>
<li><a href="#build-hardware-requirements">Build Hardware Requirements</a><ul>
<li><a href="#building-on-x86">Building on x86</a></li>
<li><a href="#building-on-aarch64">Building on aarch64</a></li>
<li><a href="#building-on-32-bit-arm">Building on 32-bit arm</a></li>
</ul></li>
<li><a href="#operating-system-requirements">Operating System Requirements</a><ul>
<li><a href="#windows">Windows</a></li>
<li><a href="#macos">macOS</a></li>
<li><a href="#linux">Linux</a></li>
<li><a href="#aix">AIX</a></li>
</ul></li>
<li><a href="#native-compiler-toolchain-requirements">Native Compiler (Toolchain) Requirements</a><ul>
<li><a href="#gcc">gcc</a></li>
<li><a href="#clang">clang</a></li>
<li><a href="#apple-xcode">Apple Xcode</a></li>
<li><a href="#microsoft-visual-studio">Microsoft Visual Studio</a></li>
<li><a href="#ibm-xl-cc">IBM XL C/C++</a></li>
</ul></li>
<li><a href="#boot-jdk-requirements">Boot JDK Requirements</a><ul>
<li><a href="#getting-jdk-binaries">Getting JDK binaries</a></li>
</ul></li>
<li><a href="#external-library-requirements">External Library Requirements</a><ul>
<li><a href="#freetype">FreeType</a></li>
<li><a href="#cups">CUPS</a></li>
<li><a href="#x11">X11</a></li>
<li><a href="#alsa">ALSA</a></li>
<li><a href="#libffi">libffi</a></li>
</ul></li>
<li><a href="#build-tools-requirements">Build Tools Requirements</a><ul>
<li><a href="#autoconf">Autoconf</a></li>
<li><a href="#gnu-make">GNU Make</a></li>
<li><a href="#gnu-bash">GNU Bash</a></li>
</ul></li>
<li><a href="#running-configure">Running Configure</a><ul>
<li><a href="#common-configure-arguments">Common Configure Arguments</a></li>
<li><a href="#configure-control-variables">Configure Control Variables</a></li>
</ul></li>
<li><a href="#running-make">Running Make</a><ul>
<li><a href="#common-make-targets">Common Make Targets</a></li>
<li><a href="#make-control-variables">Make Control Variables</a></li>