>>>>> 2) Do I have to modify another file? >>>> No. >>> Very much noted. I have been wondering about this too. >> >> it's the 'i want to create my own style ramdisk kernels >> with their own unique "in-the-ramdrive-userland" consisting >> of a different variety of crunch'ed binaries' scenario >> that, iirc, results in modifying other files > >sure you can do that, but it requires that you understand how the >ramdisk kernels are build. take the release(8) manpage as a starting >point, then begin reading the relevant Makefiles. > >it will be a quite long journey, I'd say, but once you understand the >process, it is feasible to roll you own stuff.
Flashboot is another good starting point... http://www.mindrot.org/projects/flashboot/

