-- | Build directory for in-tree 'libffi' library.
libffiBuildPath :: Stage -> Action FilePath
libffiBuildPath stage = buildPath $ Context
    stage
    libffi
    (error "libffiBuildPath: way not set.")
libffiBuildPath :: Stage -> Action FilePath
libffiBuildPath stage = buildPath $ Context
    stage
    libffi
    (error "libffiBuildPath: way not set.")
libffiBuildPath stage = buildPath $ Context
    stage
    libffi
    (error "libffiBuildPath: way not set.")