diff -uNr com_cli.ORIG/2.04/Imakefile.def com_cli/2.04/Imakefile.def
--- com_cli.ORIG/2.04/Imakefile.def	2005-11-14 00:57:19.000000000 +0900
+++ com_cli/2.04/Imakefile.def	2005-11-25 18:20:57.000000000 +0900
@@ -56,9 +56,15 @@
 
 #if defined(DarwinArchitecture)
 CC = gcc
+ifeq ($(shell which gfortran | grep -vc 'no gfortran'),1)
+FC = gfortran
+FFLAGS = -g -Wall -fno-second-underscore -I.
+LIBSYS = -L/usr/local/lib -lgfortran -lgfortranbegin
+else
 FC = g77
 FFLAGS = -g -Wall -fno-second-underscore -fno-f2c
 LIBSYS = -L/sw/lib -lg2c
+endif
 INSTALLFLAGS = -c
 #endif