debug9            657 kern/kern_sysctl.c struct ctldebug debug5, debug6, debug7, debug8, debug9;
debug9            662 kern/kern_sysctl.c 	&debug5, &debug6, &debug7, &debug8, &debug9,
debug9            657 sys/sysctl.h   extern struct ctldebug debug5, debug6, debug7, debug8, debug9;