1. Summarise the issue (what were doing, what went wrong?)
Look at the docs here:
They say currently say:
"Some darcs commands export to the posthook command information about the
changes being made."
2. What behaviour were you expecting instead?
I expected *which specifics commands provide this feature to be documented. I
could guess-and-check without the docs. The docs should provide authority on
3. What darcs version are you using? (Try: darcs --exact-version)