>=dev-lang/R-2.13.0

r_suggests_covr?
      ( sci-CRAN/covr )

r_suggests_knitr?
      ( sci-CRAN/knitr )

r_suggests_markdown?
      ( sci-CRAN/markdown )

r_suggests_rjava?
      ( sci-CRAN/rJava )

r_suggests_rmarkdown?
      ( sci-CRAN/rmarkdown )

r_suggests_spelling?
      ( sci-CRAN/spelling )

r_suggests_testthat?
      ( sci-CRAN/testthat )

r_suggests_tk?
      ( dev-lang/R[tk] )

dev-lang/R:=