> Why is the "-L" options not sufficient?  Why is an extra "-R" option
> pointing to the same directory needed?

Because the people who designed the NetBSD shared-library
infrastructure decided to support unusual configurations such as
linking against libraries that aren't where they will end up at run
time (which is a good thing) and decided to provide this flexibility in
a way that complicated, not simplified, the common case (which is a bad
thing).

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