cc -O2 -pipe -fno-strict-aliasing -Werror -D_KERNEL -DKLD_MODULE -nostdinc  -I. -I/usr/home/flo/dev/checkouts/svn-src/sys/modules/ath/../../dev/ath -I/usr/home/flo/dev/checkouts/svn-src/sys/modules/ath/../../dev/ath/ath_hal -DHAVE_KERNEL_OPTION_HEADERS -include /usr/obj/usr/home/flo/dev/checkouts/svn-src/sys/TB/opt_global.h -I. -I@ -I@/contrib/altq -fno-common -g -fno-omit-frame-pointer -I/usr/obj/usr/home/flo/dev/checkouts/svn-src/sys/TB  -mno-aes -mno-avx -mcmodel=kernel -mno-red-zone -mno-mmx -mno-sse -msoft-float  -fno-asynchronous-unwind-tables -ffreestanding -fstack-protector -std=iso9899:1999 -Qunused-arguments -fstack-protector -Wall -Wredundant-decls -Wnested-externs -Wstrict-prototypes  -Wmissing-prototypes -Wpointer-arith -Winline -Wcast-qual  -Wundef -Wno-pointer-sign -fformat-extensions  -Wmissing-include-dirs -fdiagnostics-show-option  -Wno-error-tautological-compare -Wno-error-empty-body  -Wno-error-parentheses-equality  -c /usr/home/flo/dev/checkouts/svn-src/sys/modules/ath/../../dev/ath/ath_dfs/null/dfs_null.c
/usr/home/flo/dev/checkouts/svn-src/sys/modules/ath/../../dev/ath/if_ath_spectral.c:254:9: error: format specifies type 'int' but the argument has type 'unsigned long' [-Werror,-Wformat]
                                    sizeof(int));
                                    ^~~~~~~~~~~