>Looking at PR kern/6061, we have a problem where one filesystem
>type (MFS) needs another (FFS) to be automagically included in the
>vfs_list_initial[] array that config(8) builds in ioconf.c.  What I'm
>looking for is a way to specify this in the config grammer.  At the
>moment, config allows either
>	deffs FS1 ...
>or
>	deffs fs_optfile.h FS

	i don't think it nice for MFS to pull FFS automagically in, and
	we should just bark if we have MFS alone (and it should be sufficient).
	an #error in sys/ufs/mfs/*.c should be enough...

itojun