If DT_PROCNUM is not defined, assume it's 0

src/include/link.h

@@ -1,4 +1,4 @@
-/*	$OpenBSD: link.h,v 1.5 1999/12/09 18:10:23 espie Exp $	*/
+/*	$OpenBSD: link.h,v 1.6 2001/05/31 14:04:52 art Exp $	*/
 /*	$NetBSD: link.h,v 1.10 1996/01/09 00:00:11 pk Exp $	*/
 
 /*
@@ -42,6 +42,11 @@
 #ifndef _LINK_H_
 #define _LINK_H_
 
+/* XXXART - ? */
+#ifndef DT_PROCNUM
+#define DT_PROCNUM 0
+#endif
+
 /*
  * A `Shared Object Descriptor' describes a shared object that is needed
  * to complete the link edit process of the object containing it.