--- old/ccx_2.23/src/Makefile	2024-08-06 01:13:21.031704000 +0800
+++ new/ccx_2.23/src/Makefile	2024-12-19 00:27:06.848862592 +0800
@@ -18,15 +18,10 @@
 OCCXC = $(SCCXC:.c=.o)
 OCCXMAIN = $(SCCXMAIN:.c=.o)
 
-DIR=../../../SPOOLES.2.2
+LIBS = -lpthread -lm -lc -lspooles -larpack -lblas -llapack
 
-LIBS = \
-       $(DIR)/spooles.a \
-	../../../ARPACK/libarpack_INTEL.a \
-       -lpthread -lm -lc
-
-ccx_2.23: $(OCCXMAIN) ccx_2.23.a  $(LIBS)
-	./date.pl; $(CC) $(CFLAGS) -c ccx_2.23.c; $(FC)  -Wall -O2 -o $@ $(OCCXMAIN) ccx_2.23.a $(LIBS) -fopenmp
+ccx_2.23: $(OCCXMAIN) ccx_2.23.a
+	$(CC) $(CFLAGS) -c ccx_2.23.c; $(FC)  -Wall -O2 -o $@ $(OCCXMAIN) ccx_2.23.a $(LIBS) -fopenmp
 
 ccx_2.22.a: $(OCCXF) $(OCCXC)
 	ar vr $@ $?