# Unprivileged build on guest (user pocs):
$ cc -O2 -Wall -o /tmp/df2687 /home/pocs/df2687.c
(warnings: two unused variables only)
BUILD_RC=0
# Forensic decoder (root):
$ cc -O1 -D_KERNEL_STRUCTURES -o /tmp/forensic /home/pocs/forensic.c
(warning: _KERNEL_STRUCTURES redefined - harmless)
# Fix-validation kernel build (root, guest):
$ cd /usr/src && make -j6 nativekernel KERNCONF=X86_64_GENERIC
BUILD_RC=0
>>> Kernel build for X86_64_GENERIC completed on Sun Aug 30 20:21:05 UTC 2026
      356.75 real      1519.57 user       290.50 sys
$ make installkernel KERNCONF=X86_64_GENERIC
INSTALL_RC=0
>>> Kernel install for X86_64_GENERIC completed on Sun Aug 30 20:22:13 UTC 2026
# Rebooted into: DragonFly 6.5-DEVELOPMENT #1: Sun Aug 30 20:17:44 UTC 2026