--- page.c.orig	Wed Nov 12 21:57:13 1997
+++ page.c	Wed Nov 12 23:19:57 1997
@@ -30,8 +30,10 @@
 static caddr_t	startAddr = (caddr_t) 0;
 
 #if ( !defined(sgi) && !defined(_AIX) )
+#if ( !defined(BSD) || (BSD < 199103) )
 extern int	sys_nerr;
 extern char *	sys_errlist[];
+#endif
 #endif
 
 static const char *