diff -ur calc-2.12.2.1.linkingisfun/Makefile calc-2.12.2.1/Makefile
--- calc-2.12.2.1.linkingisfun/Makefile	2007-09-06 04:08:39.000000000 -0400
+++ calc-2.12.2.1/Makefile	2007-09-18 16:50:23.000000000 -0400
@@ -806,7 +806,9 @@
 #USE_READLINE= -DUSE_READLINE
 #
 READLINE_LIB=
-#READLINE_LIB= -lreadline -lhistory -lncurses
+READLINE_EXTRAS=
+#READLINE_LIB= -lreadline 
+#READLINE_EXTRAS= -lhistory -lncurses
 #READLINE_LIB= -L/usr/gnu/lib -lreadline -lhistory -lncurses
 #READLINE_LIB= -L/usr/local/lib -lreadline -lhistory -lncurses
 #
@@ -1838,10 +1840,10 @@
 calc${EXT}: .hsrc ${CALCOBJS} ${CALC_DYNAMIC_LIBS} ${MAKE_FILE}
 	${RM} -f $@
 	${CC} ${CALCOBJS} ${LDFLAGS} ${LD_SHARE} ${CALC_DYNAMIC_LIBS} \
-	      ${READLINE_LIB} -o $@
+	      ${READLINE_LIB} ${READLINE_EXTRAS} -o $@
 
 libcalc${LIB_EXT_VERSION}: ${LIBOBJS} ver_calc${EXT} ${MAKE_FILE}
-	${CC} ${LIBCALC_SHLIB} ${LIBOBJS} -o libcalc${LIB_EXT_VERSION}
+	${CC} ${LIBCALC_SHLIB} ${LIBOBJS} ${READLINE_LIB} -o libcalc${LIB_EXT_VERSION}
 
 libcalc${LIB_EXT_VERS}: libcalc${LIB_EXT_VERSION}
 	${Q} ${RM} -f $@