fix for real

Makefile

@@ -227,14 +227,15 @@ install_dox:
 
 package_doc:
 	mkdir -p $(PACKAGE_OUT_DIR)
-	$(eval outfile := `$(shell pwd)/$(PACKAGE_OUT_DIR)/$(PACKAGE_FILE_NAME)_doc.zip`)
+	$(eval OUTFILE := $(shell pwd)/$(PACKAGE_OUT_DIR)/$(PACKAGE_FILE_NAME)_doc.zip)
+	$(eval VERSION := $(shell haxe -version 2>&1))
 	cd $$(haxelib path dox | head -n 1) && \
 		haxe run.hxml && \
 		haxe gen.hxml && \
 		haxe -lib hxtemplo -lib hxparse -lib hxargs -lib markdown \
 		-cp src -dce no --run dox.Dox -theme haxe_api -D website "http://haxe.org/" \
-		--title "Haxe API" -o $(outfile) \
-		-D version "$$(haxe -version 2>&1)" -i bin/xml -ex microsoft -ex javax -ex cs.internal \
+		--title "Haxe API" -o $(OUTFILE) \
+		-D version "$(VERSION)" -i bin/xml -ex microsoft -ex javax -ex cs.internal \
 		-D source-path https://github.com/HaxeFoundation/haxe/blob/$(BRANCH)/std/
 
 deploy_doc: