dev-lang/ghc: drop outdated docbook xsl prefix hacks.

  sys-libs/ncurses:5/6 SLOT has been removed.

Package-Manager: Portage-2.3.3, Repoman-2.3.1

dev-lang/ghc/ghc-8.0.2.ebuild

@@ -84,10 +84,7 @@ RDEPEND="
 # gentoo binaries are built against ncurses-6
 RDEPEND+="
  binary? (
- || (
- sys-libs/ncurses:0/6
- sys-libs/ncurses:5/6
- )
+ sys-libs/ncurses:0/6
  )
 "
 
@@ -461,12 +458,6 @@ src_prepare() {
  epatch "${FILESDIR}"/${PN}-8.0.2-libffi-alpha.patch
  epatch "${FILESDIR}"/${PN}-8.0.2-O2-unreg.patch
 
- if use prefix; then
- # Make configure find docbook-xsl-stylesheets from Prefix
- sed -e '/^FP_DIR_DOCBOOK_XSL/s:\[.*\]:['"${EPREFIX}"'/usr/share/sgml/docbook/xsl-stylesheets/]:' \
- -i utils/haddock/doc/configure.ac || die
- fi
-
  bump_libs
 
  # as we have changed the build system