AUTO_TOPLEVELS := $(foreach m,$(USING_AUTOS),$(shell $(PLAY)/toplevel-find $m))
+symbolic.c: symbolic.py
+ ./symbolic.py -q >$@.tmp && mv -f $@.tmp $@
+
+findcurve.o: findcurve.c symbolic.c
+
autoincs: $(AUTO_INCS)
scads: $(addsuffix .auto.scad, $(AUTO_TOPLEVELS))
stls: $(addsuffix .auto.stl, $(AUTO_TOPLEVELS))