--- /usr/portage/x11-terms/mrxvt/mrxvt-0.5.4.ebuild	2010-11-08 05:35:28.000000000 -0700
+++ mrxvt-0.5.4.ebuild	2012-06-10 20:22:40.000000000 -0600
@@ -11,7 +11,7 @@
 
 LICENSE="GPL-2"
 SLOT="0"
-KEYWORDS="alpha amd64 ~mips ppc x86"
+KEYWORDS="~x86-interix ~amd64-linux ~x86-linux ~ppc-macos"
 
 LINGUAS_IUSE="linguas_el linguas_ja linguas_ko linguas_th linguas_zh_CN linguas_zh_TW"
 IUSE="debug png jpeg session truetype menubar utempter xpm ${LINGUAS_IUSE}"
@@ -62,6 +62,13 @@
 		myconf="${myconf} --enable-big5 --with-encoding=big5"
 	fi
 
+	[[ ${CHOST} == *-interix* ]] && {
+		myconf="${myconf} --disable-wtmp"
+		myconf="${myconf} --disable-lastlog"
+
+		export ac_cv_header_wchar_h=no
+	}
+
 	# 2006-03-13 gi1242: mrxvt works best with TERM=rxvt AND correctly set
 	# termcap / terminfo entries. If the rxvt termcap / terminfo entries are
 	# messed up then then it's better to set TERM=xterm.
@@ -88,7 +95,8 @@
 }
 
 src_install() {
-	emake DESTDIR="${D}" docdir=/usr/share/doc/${PF} install || die
+
+	emake DESTDIR="${D}" docdir="${EPREFIX}"/usr/share/doc/${PF} install || die
 	# Give mrxvt perms to update utmp
 	fowners root:utmp /usr/bin/mrxvt
 	fperms g+s /usr/bin/mrxvt