On Tue, Jun 17, 2003 at 23:38:08 -0500, Frederick Bruckman wrote:

> "-O" is historical, and it's also the default. "-M" leaves you a
> completely clean source tree, no "obj*" directory or symlink
> whatsoever. If BSDSRCDIR is in "/usr/src", and MAKEOBJDIRPREFIX is
> "/usr/obj", an entire tree of directories will be created under
> "/usr/obj/usr/src".

Using -O for build.sh will NOT create any obj symlinks in the source
tree, you can run build.sh -O over a read-only tree just fine.

SY, Uwe
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