Renamed INCLUDE to COQINCLUDE in Makefile.coq.

lib/coq/Makefile

@@ -7,6 +7,6 @@ ROOT := $(shell while ! [ -f ./Makefile.tlc ] ; do cd .. ; done && pwd)
 include $(ROOT)/Makefile.tlc
 
 # Compile.
-INCLUDE := -I $(TLC)
+COQINCLUDE := -I $(TLC)
 include $(ROOT)/lib/make/Makefile.coq
 

lib/make/Makefile.coq

 # A tiny generic Makefile for Coq projects.
 
-# The variable INCLUDE should be defined externally.
+# The variable COQINCLUDE should be defined externally.
 # We automatically add the current directory to it.
 
 .PHONY: all clean
@@ -22,8 +22,8 @@ ifeq ($(findstring $(MAKECMDGOALS),clean),)
 endif
 
 %.v.d: %.v
-	@$(COQDEP) $(INCLUDE) -I . $< > $@
+	@$(COQDEP) $(COQINCLUDE) -I . $< > $@
 
 %.vo: %.v
-	$(COQC) $(INCLUDE) -I . $<
+	$(COQC) $(COQINCLUDE) -I . $<