--- Makefile.orig	2022-12-14 03:46:34.000000000 +0800
+++ Makefile	2023-02-24 19:11:20.000000000 +0800
@@ -1,9 +1,9 @@
 .POSIX:
 
-FC      = gfortran
+FC      = @FC@
 AR      = ar
-PREFIX  = /usr
-FFLAGS  =
+PREFIX  = @PREFIX@
+FFLAGS  = @FFLAGS@
 LDLAGS  = -I$(PREFIX)/include/ -L$(PREFIX)/lib/
 LDLIBS  = -lz
 ARFLAGS = rcs
@@ -18,7 +18,7 @@
 	$(AR) $(ARFLAGS) $(TARGET) zlib.o
 
 test: $(TARGET)
-	$(FC) $(FFLAGS) $(LDFLAGS) -o test_zlib test/test_zlib.f90 $(TARGET) $(LDLIBS)
+	$(FC) $(FFLAGS) -fallow-argument-mismatch $(LDFLAGS) -o test_zlib test/test_zlib.f90 $(TARGET) $(LDLIBS)
 
 clean:
 	if [ `ls -1 *.mod 2>/dev/null | wc -l` -gt 0 ]; then rm *.mod; fi