--- /dev/null
+Source: https://bugzilla.redhat.com/show_bug.cgi?id=1150330
+
+From: David Kaufmann <astra@ionic.at>
+Subject: Fix PNG reading
+
+--- a/f_readpng.c 2014-09-15 13:25:26.290813563 +0200
++++ a/f_readpng.c 2014-09-15 14:04:10.241297027 +0200
+@@ -90,8 +90,8 @@
+ png_get_IHDR(png_ptr, info_ptr, &w, &h, &bit_depth, &color_type,
+ &interlace_type, &compression_type, &filter_type);
+
+- png_fixed_point gamma = 0.45;
+- png_get_gAMA_fixed(png_ptr,info_ptr,&gamma);
++ double gamma = 0.45455;
++ png_get_gAMA(png_ptr,info_ptr,&gamma);
+ png_set_gamma(png_ptr, 2.2, gamma);
+
+ if (png_get_valid(png_ptr,info_ptr,PNG_INFO_bKGD)) {
--- /dev/null
+# Copyright 1999-2017 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=6
+
+inherit eutils multilib
+
+MY_P=${PN}.${PV}
+
+DESCRIPTION="A menu-driven tool to draw and manipulate objects interactively in an X window"
+HOMEPAGE="http://www.xfig.org"
+SRC_URI="mirror://sourceforge/mcj/${MY_P}.full.tar.gz"
+
+LICENSE="BSD"
+SLOT="0"
+KEYWORDS="~alpha ~amd64 ~arm ~hppa ~ppc ~ppc64 ~sparc ~x86 ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos ~x86-macos ~x64-solaris ~x86-solaris"
+IUSE="nls"
+
+RDEPEND="x11-libs/libXaw
+ x11-libs/libXp
+ x11-libs/libXaw3d
+ nls? ( x11-libs/libXaw3d[unicode] )
+ x11-libs/libXi
+ x11-libs/libXt
+ virtual/jpeg:0=
+ media-libs/libpng:0=
+ media-fonts/font-misc-misc
+ media-fonts/urw-fonts
+ >=media-gfx/transfig-3.2.5-r1
+ media-libs/netpbm"
+DEPEND="${RDEPEND}
+ x11-misc/imake
+ x11-proto/xproto
+ x11-proto/inputproto"
+
+S=${WORKDIR}/${MY_P}
+
+PATCHES=(
+ "${FILESDIR}/${PN}-3.2.5c-spelling.patch"
+ "${FILESDIR}/${PN}-3.2.5b-papersize_b1.patch"
+ "${FILESDIR}/${PN}-3.2.5b-pdfimport_mediabox.patch"
+ "${FILESDIR}/${PN}-3.2.5b-network_images.patch"
+ "${FILESDIR}/${PN}-3.2.5b-app-defaults.patch"
+ "${FILESDIR}/${PN}-3.2.5b-urwfonts.patch"
+ "${FILESDIR}/${PN}-3.2.5b-mkstemp.patch" #264575
+ "${FILESDIR}/${PN}-3.2.5c-darwin.patch"
+ "${FILESDIR}/${PN}-3.2.5b-solaris.patch"
+ "${FILESDIR}/${PN}-3.2.5c-XAW3D1_5E_notlocal.patch"
+ "${FILESDIR}/${PN}-3.2.5c-crash-on-exit.patch"
+ "${FILESDIR}/${PN}-3.2.5c-png16.patch"
+)
+
+sed_Imakefile() {
+ # see Imakefile for details
+ vars2subs=( BINDIR="${EPREFIX}"/usr/bin
+ PNGINC=-I"${EPREFIX}"/usr/include
+ JPEGLIBDIR="${EPREFIX}"/usr/$(get_libdir)
+ JPEGINC=-I"${EPREFIX}"/usr/include
+ XPMLIBDIR="${EPREFIX}"/usr/$(get_libdir)
+ XPMINC=-I"${EPREFIX}"/usr/include/X11
+ USEINLINE=-DUSE_INLINE
+ XFIGLIBDIR="${EPREFIX}"/usr/share/xfig
+ XFIGDOCDIR="${EPREFIX}/usr/share/doc/${PF}"
+ MANDIR="${EPREFIX}/usr/share/man/man\$\(MANSUFFIX\)"
+ "CC=$(tc-getCC)" )
+
+ for variable in "${vars2subs[@]}" ; do
+ varname=${variable%%=*}
+ varval=${variable##*=}
+ sed -i \
+ -e "s:^\(XCOMM\)*[[:space:]]*${varname}[[:space:]]*=.*$:${varname} = ${varval}:" \
+ "$@" || die
+ done
+ if use nls; then
+ # XAW_INTERNATIONALIZATION fixes #405475 (comment 17) and #426780 by Markus Peloquin
+ sed -i \
+ -e "s:^\(XCOMM\)*[[:space:]]*\(#define I18N\).*$:\2:" \
+ -e "s:^\(XCOMM\)*[[:space:]]*\(XAW_INTERN = -DXAW_INTERNATIONALIZATION\).*$:\2:" \
+ "$@" || die
+ fi
+ sed -i -e "s:^\(XCOMM\)*[[:space:]]*\(#define XAW3D1_5E\).*$:\2:" "$@" || die
+}
+
+src_prepare() {
+ # Permissions are really crazy here
+ chmod -R go+rX . || die
+ find . -type f -exec chmod a-x '{}' \; || die
+
+ default
+
+ sed_Imakefile Imakefile
+ sed -e "s:/usr/lib/X11/xfig:${EPREFIX}/usr/share/doc/${PF}:" \
+ -i Doc/xfig.man || die
+}
+
+src_compile() {
+ local EXTCFLAGS=${CFLAGS}
+ xmkmf || die
+ [[ ${CHOST} == *-solaris* ]] && EXTCFLAGS="${EXTCFLAGS} -D_POSIX_SOURCE"
+ emake CC="$(tc-getCC)" LOCAL_LDFLAGS="${LDFLAGS}" CDEBUGFLAGS="${EXTCFLAGS}" \
+ USRLIBDIR="${EPREFIX}"/usr/$(get_libdir)
+}
+
+src_install() {
+ emake -j1 DESTDIR="${D}" install install.libs install.man
+
+ dodoc README FIGAPPS CHANGES LATEX.AND.XFIG
+
+ doicon xfig.png
+ make_desktop_entry xfig Xfig xfig
+}