pkg image/draw, type Quantizer interface { Quantize }
pkg image/draw, type Quantizer interface, Quantize(color.Palette, image.Image) color.Palette
pkg image/draw, var FloydSteinberg Drawer
pkg image/gif, func Encode(io.Writer, image.Image, *Options) error
pkg image/gif, func EncodeAll(io.Writer, *GIF) error
pkg image/gif, type Options struct
pkg image/gif, type Options struct, Drawer draw.Drawer

pkg regexp/syntax, const ErrTrailingBackslash = "trailing backslash at end of expression"
pkg regexp/syntax, const ErrUnexpectedParen = "unexpected )"
pkg regexp/syntax, const ErrUnexpectedParen ErrorCode
pkg regexp/syntax, const FoldCase = 1
pkg regexp/syntax, const InstAlt = 0
pkg regexp/syntax, const InstAltMatch = 1
pkg regexp/syntax, const InstCapture = 2
pkg regexp/syntax, const InstEmptyWidth = 3