--- catalyst-2.0.18.orig/modules/stage3_target.py	2015-01-08 23:44:23.000000000 -0500
+++ catalyst-2.0.18.orig/modules/stage3_target.py	2015-02-03 03:50:33.911656649 -0500
@@ -12,9 +12,25 @@ class stage3_target(generic_stage_target
 	"""
 	def __init__(self,spec,addlargs):
 		self.required_values=[]
-		self.valid_values=[]
+		self.valid_values=["chost"]
 		generic_stage_target.__init__(self,spec,addlargs)
 
+	def override_chost(self):
+		if "chost" in self.settings:
+			self.settings["CHOST"]=list_to_string(self.settings["chost"])
+
+	def override_cflags(self):
+		if "cflags" in self.settings:
+			self.settings["CFLAGS"]=list_to_string(self.settings["cflags"])
+
+	def override_cxxflags(self):
+		if "cxxflags" in self.settings:
+			self.settings["CXXFLAGS"]=list_to_string(self.settings["cxxflags"])
+
+	def override_ldflags(self):
+		if "ldflags" in self.settings:
+			self.settings["LDFLAGS"]=list_to_string(self.settings["ldflags"])
+
 	def set_portage_overlay(self):
 		generic_stage_target.set_portage_overlay(self)
 		if "portage_overlay" in self.settings: