From f28e8a6876e35548d6a43850f0c7be8727770e7f Mon Sep 17 00:00:00 2001
From: Richard Stallman <rms@gnu.org>
Date: Tue, 28 Jul 1992 02:18:03 +0000
Subject: [PATCH] entered into RCS

From-SVN: r1697
---
 gcc/collect2.c | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/gcc/collect2.c b/gcc/collect2.c
index 5915cf079bbd..532f1824b08b 100644
--- a/gcc/collect2.c
+++ b/gcc/collect2.c
@@ -206,6 +206,25 @@ generic *xmalloc ();
 extern char *index ();
 extern char *rindex ();
 
+#ifdef NO_DUP2
+dup2 (oldfd, newfd)
+     int oldfd;
+     int newfd;
+{
+  int fdtmp[256];
+  int fdx = 0;
+  int fd;
+ 
+  if (oldfd == newfd)
+    return 0;
+  close (newfd);
+  while ((fd = dup (oldfd)) != newfd) /* good enough for low fd's */
+    fdtmp[fdx++] = fd;
+  while (fdx > 0)
+    close (fdtmp[--fdx]);
+}
+#endif
+
 char *
 my_strerror (e)
      int e;
-- 
2.43.5