<flag name="gles1">Enable GLESv1 support.</flag>
<flag name="gles2">Enable GLESv2 support.</flag>
<flag name="libressl">Use <pkg>dev-libs/libressl</pkg> for low level sha1 utility functions.</flag>
- <flag name="libunwind">Add support for stack trace unwinding and function name resolution</flag>
<flag name="llvm">Enable LLVM backend for Gallium3D.</flag>
<flag name="nettle">Use <pkg>dev-libs/nettle</pkg> for low level sha1 utility functions.</flag>
<flag name="opencl">Enable the Clover Gallium OpenCL state tracker.</flag>
<flag name="osmesa">Build the Mesa library for off-screen rendering.</flag>
<flag name="pax_kernel">Enable if the user plans to run the package under a pax enabled hardened kernel</flag>
<flag name="pic">disable optimized assembly code that is not PIC friendly</flag>
+ <flag name="unwind">Add support for stack trace unwinding and function name resolution</flag>
<flag name="valgrind">Compile in valgrind memory hints</flag>
<flag name="vdpau">Enable the VDPAU acceleration interface for the Gallium3D Video Layer.</flag>
<flag name="vulkan">Enable Vulkan drivers</flag>