freebsd_sys_unmount  292 compat/freebsd/freebsd_syscallargs.h int	freebsd_sys_unmount(struct proc *, void *, register_t *);
freebsd_sys_unmount   67 compat/freebsd/freebsd_sysent.c 	    freebsd_sys_unmount },		/* 22 = unmount */