Is it just me seeing this or does nobody else use bktr compiled into the kernel anymore: ... cc -target i386-unknown-freebsd11.0 --sysroot=/usr/obj/src/src-11/tmp -B/usr/obj/src/src-11/tmp/usr/bin -c -O -pipe -march=pentium3 -g -nostdinc -I. -I/src/src-11/sys -I/src/src-11/sys/contrib/libfdt -D_KERNEL -DHAVE_KERNEL_OPTION_HEADERS -include opt_global.h -march=core2 -fno-ident -MD -MF.depend.msp34xx.o -MTmsp34xx.o -mno-mmx -mno-sse -msoft-float -ffreestanding -fwrapv -fstack-protector -gdwarf-2 -Wall -Wredundant-decls -Wnested-externs -Wstrict-prototypes -Wmissing-prototypes -Wpointer-arith -Winline -Wcast-qual -Wundef -Wno-pointer-sign -D__printf__=__freebsd_kprintf__ -Wmissing-include-dirs -fdiagnostics-show-option -Wno-unknown-pragmas -Wno-error-tautological-compare -Wno-error-empty-body -Wno-error-parentheses-equality -Wno-error-unused-function -Wno-error-pointer-sign -Wno-error-shift-negative-value -mno-aes -mno-avx -std=iso9899:1999 -Werror /src/src-11/sys/dev/bktr/msp34xx.c /src/src-11/sys/dev/bktr/msp34xx.c:112:18: error: unused variable 'bl_dfp' [-Werror,-Wunused-const-variable] static const int bl_dfp[] = { ^ Removing the bl_dfp definition fixes it... -Andre