$NetBSD: patch-ai,v 1.4 2004/03/13 13:47:40 dmcmahill Exp $

required to make 
sizeof(integer) == sizeof(real)
and
sizeof(logical) == sizeof(real)
(per f2c/readme)

--- f2c.h.orig	Tue Sep  7 13:46:24 1999
+++ f2c.h	Tue Dec  7 18:08:26 1999
@@ -8,5 +8,9 @@
 #define F2C_INCLUDE
 
+#if defined(__alpha__) || defined(__sparc64__) || defined(__x86_64__)
+typedef int integer;
+#else
 typedef long int integer;
+#endif
 typedef unsigned long int uinteger;
 typedef char *address;
@@ -16,5 +20,9 @@
 typedef struct { real r, i; } complex;
 typedef struct { doublereal r, i; } doublecomplex;
+#if defined(__alpha__) || defined(__sparc64__) || defined(__x86_64__)
+typedef int logical;
+#else
 typedef long int logical;
+#endif
 typedef short int shortlogical;
 typedef char logical1;