From 365359dd795f13dad335922081399877607082d2 Mon Sep 17 00:00:00 2001
From: Richard Levitte <levitte@openssl.org>
Date: Mon, 14 May 2001 12:23:28 +0000
Subject: [PATCH] Make sure strdup() is properly declared.

---
 crypto/ui/ui_lib.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/crypto/ui/ui_lib.c b/crypto/ui/ui_lib.c
index cf87f06a6a..c5d17042f9 100644
--- a/crypto/ui/ui_lib.c
+++ b/crypto/ui/ui_lib.c
@@ -56,6 +56,15 @@
  *
  */
 
+#include <openssl/e_os2.h>
+/* The following defines enable the declaration of strdup(), which is an
+   extended function according to X/Open. */
+#ifdef OPENSSL_SYS_VMS_DECC
+# define _XOPEN_SOURCE_EXTENDED
+#endif
+#ifdef OPENSSL_SYS_UNIX
+# define __USE_XOPEN_EXTENDED	/* For Linux and probably anything GNU */
+#endif
 #include <string.h>
 
 #include <openssl/ui.h>
-- 
2.25.1