--- CUSTOMIZE.orig      2004-05-08 14:04:53.199958510 -0700
+++ CUSTOMIZE   2004-05-08 13:58:48.843900138 -0700
@@ -33,3 +33,9 @@
 # Ancillary libraries.  SunOS 4 user's might need something like the
 # following in order to resolve strerror() in the perl/ subdirectory.
 # LIBS='-L/usr/lang/SC3.0.1/lib -lansi'
+
+FC=g77
+CPPFLAGS=-Df2cFortran
+CC=gcc
+CXX=g++
+LD_MATH=-lm