--- orbit-2.14.17.ebuild.old	2009-03-17 16:50:14.000000000 +0200
+++ orbit-2.14.17.ebuild	2009-03-17 16:51:17.000000000 +0200
@@ -4,7 +4,7 @@
 
 GCONF_DEBUG="no"
 
-inherit gnome2
+inherit gnome2 toolchain-funcs
 
 MY_P="ORBit2-${PV}"
 PVP=(${PV//[-\._]/ })
@@ -34,6 +34,10 @@
 	# for more information.  Please don't remove -- 8/18/06
 	unset IDL_DIR
 
+	if tc-is-cross-compiler; then
+		[ -x /usr/bin/orbit-idl-2 ] || die "Please emerge =gnome-base/orbit-${P} on the host system first"
+		G2CONF+=" --with-idl-compiler=/usr/bin/orbit-idl-2"
+	fi
 	gnome2_src_compile
 }