$NetBSD: patch-ab,v 1.1.1.1 2000/12/02 05:40:33 jtb Exp $

--- include/plplot.h.orig	Sat May  6 19:27:21 1995
+++ include/plplot.h
@@ -125,12 +125,7 @@
  * (others...)
  *
 \*--------------------------------------------------------------------------*/
-
-#ifdef unix			/* the old way */
-#ifndef __unix
-#define __unix
-#endif
-#endif
+#include <sys/param.h>
 
 /* Make sure Unix systems define "__unix" */
 
@@ -140,7 +135,8 @@
     defined(sun) ||				/* SUN */               \
     defined(CRAY) ||				/* Cray */              \
     defined(__convexc__) ||			/* CONVEX */            \
-    (defined(__alpha) && defined(__osf__))	/* DEC Alpha AXP/OSF */
+    (defined(__alpha) && defined(__osf__)) ||	/* DEC Alpha AXP/OSF */ \
+    (defined(BSD) && BSD >= 199306)             /* BSD */  
 
 #ifndef __unix
 #define __unix