creating sys/ forwarding header /tmp/DF-5200/forwarder_x86_64/include/ucontext.h
cc  -O2 -pipe -I/usr/src/sys/dev/drm/include -I/usr/src/sys/dev/drm/include/drm -I/usr/src/sys/dev/drm/include/uapi -I/usr/src/sys/dev/drm/scheduler -include /usr/src/sys/dev/drm/kconfig.h -DKBUILD_MODNAME=\"df5200\"  -D_KERNEL -Wall -Wredundant-decls -Wnested-externs -Wstrict-prototypes  -Wmissing-prototypes -Wpointer-arith -Wcast-qual  -Wold-style-definition -Wmissing-include-dirs  -Wno-pointer-sign -Winit-self -Wundef -Wno-unused-but-set-variable -std=gnu11 -Werror -DKLD_MODULE -nostdinc -I/usr/src/sys/dev/drm/include -I/usr/src/sys/dev/drm/include/drm -I/usr/src/sys/dev/drm/include/uapi -I/usr/src/sys/dev/drm/scheduler -I. -Idragonfly -I/tmp/DF-5200/forwarder_x86_64/include -Idragonfly/../include -I/usr/include  -Wold-style-declaration -fno-common -ffreestanding -fno-stack-protector -fno-strict-aliasing -fno-strict-overflow -fno-asynchronous-unwind-tables -fno-omit-frame-pointer -mcmodel=kernel -mno-red-zone -mno-mmx -mno-sse -msoft-float -mno-fp-ret-in-387 -mindirect-branch=thunk-inline   -c df5200.c
cc -Wl,--build-id=sha1 -nostdlib -Wl,--hash-style=sysv   -r -Wl,-d -o df5200.ko df5200.o
===
cc 8.3 [DragonFly] Release/2019-02-22
 4    1 0xffffffff82600000    72000 drm.ko
 6    1 0xffffffff82691000     1000 df5200.ko
 7    1 0xffffffff82692000     1000 df5201.ko