--- gwnum/makemsys.orig	2019-04-23 03:05:20 UTC
+++ gwnum/makemsys
@@ -2,10 +2,10 @@
 #
 
 CC ?= cc
-CFLAGS = -I.. -I../sqlite-amalgamation-3180000 -O2 -march=i486
+CFLAGS += -I.. -I../sqlite-amalgamation-3180000 -O2 -march=i486
 
 CXX ?= cc
-CXXFLAGS = -I.. -I../qd -O2 -march=i486
+CXXFLAGS += -I.. -I../qd -O2 -march=i486
 
 AR ?= ar
 
@@ -29,4 +29,4 @@ distclean: clean
 	$(CC) $(CFLAGS) -c $<
 
 .cpp.o:
-	$(CPP) $(CPPFLAGS) -c $<
+	$(CXX) $(CXXFLAGS) -c $<