The most well known of these kernels is the Linux kernel. They have very strong beaks for eating the kernels of hard nuts and seeds. India is the largest exporter of cashew kernels and cashew nut shell liquid (CNSL). They do not work on newer Linux kernels and X.Org Server versions. Further processing separates the kernels (seeds) from the pulp. Several Linux distributions currently ship with x86-64-native kernels and userlands. The parboiled rice kernels should be translucent when wholly gelatinized. These include hypervisors built on Linux and Solaris kernels as well as custom kernels. CUBIC is used by default in Linux kernels between versions 2.6.19 and 3.2. Some distributions ship the "vanilla" or "stable" kernels. In 2006, OpenBSD started the first campaign against the use of binary blobs in kernels. The driver continues to be maintained as part of the Linux and FreeBSD kernels. Layer C5 is a convolution layer with 120 convolution kernels of size 5x5. Therefore, www.kernel.org will always list two stable kernels. Stable XNU kernels for v10.6 were released by Qoopz and Pcj.