--- Makefile.orig	Sat Dec 18 22:20:02 1999
+++ Makefile	Sun Feb  6 00:16:45 2000
@@ -625,14 +625,14 @@
 CCOPT= ${DEBUG} ${NO_SHARED}
 CCMISC=
 #
-CFLAGS= ${CCWARN} ${CCOPT} ${CCMISC}
+CFLAGS+= ${CCWARN} ${CCOPT} ${CCMISC}
 ICFLAGS= ${CCWARN} ${CCMISC}
 #
 LDFLAGS= ${NO_SHARED} ${LD_NO_SHARED}
 ILDFLAGS=
 #
 LCC= gcc
-CC= ${PURIFY} ${LCC}
+CC?= ${PURIFY} ${LCC}
 #
 ###
 #
@@ -1073,7 +1073,7 @@
 all: .hsrc ${TARGETS}
 
 calc: .hsrc ${CALC_LIBS} ${CALCOBJS}
-	${CC} ${LDFLAGS} ${CALCOBJS} ${CALC_LIBS} ${LD_DEBUG} ${READLINE_LIB} -o calc
+	${CC} ${CFLAGS} ${LDFLAGS} ${CALCOBJS} ${CALC_LIBS} ${LD_DEBUG} ${READLINE_LIB} -o calc
 
 libcalc.a: ${LIBOBJS} ${MAKE_FILE}
 	-rm -f libcalc.a