games-roguelike/nethack: add yacc BDEPEND

Closes: https://bugs.gentoo.org/724768
Signed-off-by: Sam James <[email protected]>

games-roguelike/nethack/nethack-3.6.6.ebuild

@@ -1,7 +1,8 @@
-# Copyright 1999-2020 Gentoo Authors
+# Copyright 1999-2021 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=7
+
 inherit desktop flag-o-matic toolchain-funcs
 
 DESCRIPTION="The ultimate old-school single player dungeon exploration game"
@@ -13,21 +14,27 @@ SLOT="0"
 KEYWORDS="~amd64 ~arm ~arm64 ~hppa ~ppc ~ppc64 ~x86"
 IUSE="X"
 
-RDEPEND="acct-group/gamestat
+RDEPEND="
+ acct-group/gamestat
  sys-libs/ncurses:0=
  X? (
  x11-libs/libXaw
  x11-libs/libXpm
  x11-libs/libXt
- )"
-DEPEND="${RDEPEND}
+ )
+"
+DEPEND="
+ ${RDEPEND}
  X? ( x11-base/xorg-proto )
- "
-BDEPEND="virtual/pkgconfig
+"
+BDEPEND="
+ virtual/pkgconfig
+ virtual/yacc
  X? (
  x11-apps/bdftopcf
  x11-apps/mkfontscale
- )"
+ )
+"
 
 S="${WORKDIR}/NetHack-NetHack-${PV}_Released"