+MMAS = $(shell find Legacy-2 -name "*.mma")
+# Base-2
+MAS = $(MMAS:%.mma=%.ma)
+XMAS = Legacy-2/theory.ma Base-2/theory.ma LambdaDelta-2/theory.ma
+
+$(DIR) all: depends
+ $(H)$(MAKE) H=$(H) --no-print-directory build
+
+$(DIR).opt opt all.opt: depends
+ $(H)$(MAKE) H=$(H) --no-print-directory build.opt
+
+build: $(MAS)
+ $(H)echo Legacy-2/theory.ma `$(BIN)matitadep.opt -stdout Legacy-2/theory.ma` >> depends
+# $(H)echo Base-2/theory.ma `$(BIN)matitadep.opt -stdout Base-2/theory.ma` >> depends
+ $(H)$(BIN)matitac $(MATITAOPTIONS) 2> /dev/null
+ $(H)rm depends
+
+build.opt: $(MAS)
+ $(H)echo Legacy-2/theory.ma `$(BIN)matitadep.opt -stdout Legacy-2/theory.ma` >> depends
+# $(H)echo Base-2/theory.ma `$(BIN)matitadep.opt -stdout Base-2/theory.ma` >> depends
+ $(H)$(BIN)matitac.opt $(MATITAOPTIONS) 2> /dev/null
+ $(H)rm depends
+