+USING_AUTOS ?= filamentspool xeno-drivebay-bracket
+AUTO_TOPLEVELS := $(foreach m,$(USING_AUTOS),$(shell $(PLAY)/toplevel-find $m))
+
+scads: $(addsuffix .auto.scad, $(AUTO_TOPLEVELS))
+stls: $(addsuffix .auto.stl, $(AUTO_TOPLEVELS))
+
+%.auto.scads:
+ $(MAKE) $(addsuffix .auto.scad, $(shell $(PLAY)/toplevel-find $*))
+%.auto.stls:
+ $(MAKE) $(addsuffix .auto.stl, $(shell $(PLAY)/toplevel-find $*))
+