[Rd] Writing R Extensions manual?

[hadley wickham]

It's very particular:

> Malformed Depends or Suggests or Imports or Enhances field.
> Offending entries:
>   R (>=2.4.0)
> Entries must be names of packages optionally followed by '<=' or '>=',
> white space, and a valid version number in parentheses.
   ^^^^^^^^^^^

You need a space after >=

Hadley