From 8f53e1ee6ef0881cde5f78d92839407943957b58 Mon Sep 17 00:00:00 2001
From: "Richard M. Stallman" <rms@gnu.org>
Date: Sat, 19 Jun 1993 20:35:26 +0000
Subject: [PATCH] (add_node): Move var last_node to file scope.

---
 lib-src/etags.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/lib-src/etags.c b/lib-src/etags.c
index d0ba72be5e..22b2567882 100644
--- a/lib-src/etags.c
+++ b/lib-src/etags.c
@@ -1103,13 +1103,16 @@ free_tree (node)
  *	add_node is the only function allowed to add nodes, so it can
  *	maintain state.
  */
+/* Must avoid static vars within functions since some systems
+   #define static as nothing.  */
+static NODE *last_node = NULL;
+
 void
 add_node (node, cur_node_p)
      NODE *node, **cur_node_p;
 {
   register int dif;
   register NODE *cur_node = *cur_node_p;
-  static NODE *last_node = NULL;/* careful */
 
   if (cur_node == NULL)
     {
-- 
2.20.1