Something

RDEPEND=">=sys-libs/zlib-1.1.3
	>=media-libs/libpng-1.2
	>=media-libs/jpeg-6b
	media-libs/gd                    <------- 
	media-libs/freetype
	media-libs/fontconfig
	dev-libs/expat
	sys-libs/zlib
	cairo? ( >=x11-libs/libsvg-cairo-0.1.3 )
	tk? ( >=dev-lang/tk-8.3 )
	tcl? ( >=dev-lang/tcl-8.3 )
	guile? ( <dev-scheme/guile-1.8 )
	java? ( virtual/jdk )
	perl? ( dev-lang/perl )
	ocaml? ( dev-lang/ocaml )
	lua? ( dev-lang/lua )
	php? ( dev-lang/php )
	python? ( dev-lang/python )
	ruby? ( dev-lang/ruby )
	X? ( x11-libs/libXaw x11-libs/libXpm )
	sys-devel/libtool"

DEPEND="${RDEPEND}
	<media-libs/gd-2.0.34   <------- 
	dev-util/pkgconfig
	tcl? ( dev-lang/swig )
	tk? ( dev-lang/swig )
	guile? ( dev-lang/swig )
	java? ( dev-lang/swig )
	perl? ( dev-lang/swig )
	ocaml? ( >=dev-lang/swig-1.3.31 )
	lua? ( >=dev-lang/swig-1.3.31 )
	php? ( dev-lang/swig )
	python? ( dev-lang/swig )
	ruby? ( dev-lang/swig )"