--- Makefile.orig	2022-11-25 11:51:24
+++ Makefile	2022-11-25 11:51:15
@@ -56,9 +56,9 @@
 #NCH_DEP = /opt/homebrew/include/netcdf.h
 
 # MacPorts
-#INCLUDES= -I/opt/local/include
-#LIB_DIRS= -L/opt/local/lib
-#NCH_DEP	= /opt/local/include/netcdf.h
+INCLUDES= -I@@PREFIX@@/include
+LIB_DIRS= -L@@PREFIX@@/lib
+NCH_DEP	= @@PREFIX@@/include/netcdf.h
 
 
 CXXFLAGS	= -Wall -g -O2 ${INCLUDES} ${DEFINES} -Wno-write-strings -Wno-overflow