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-rw-r--r--pr/include/md/_openvms.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/pr/include/md/_openvms.h b/pr/include/md/_openvms.h
index fc495b69..b0a2af6f 100644
--- a/pr/include/md/_openvms.h
+++ b/pr/include/md/_openvms.h
@@ -99,7 +99,9 @@ struct ip_mreq {
#define _PR_NO_LARGE_FILES
/* IPv6 support */
+#ifdef _SOCKADDR_LEN
#define _PR_HAVE_SOCKADDR_LEN
+#endif
#define _PR_HAVE_GETIPNODEBYNAME
#define _PR_HAVE_GETIPNODEBYADDR
#define _PR_INET6_PROBE