From 89310b8b0f4dbe207ffd9056109fad9abab6e4d4 Mon Sep 17 00:00:00 2001
From: Andy Polyakov <appro@openssl.org>
Date: Thu, 19 Jul 2018 15:16:38 +0200
Subject: [PATCH] include/openssl/e_os2.h: define last-resort SSIZE_MAX.

Reviewed-by: Rich Salz <rsalz@openssl.org>
Reviewed-by: Kurt Roeckx <kurt@roeckx.be>
(Merged from https://github.com/openssl/openssl/pull/6745)
---
 include/openssl/e_os2.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/include/openssl/e_os2.h b/include/openssl/e_os2.h
index be0ee200ca..eeae215445 100644
--- a/include/openssl/e_os2.h
+++ b/include/openssl/e_os2.h
@@ -216,6 +216,8 @@ extern "C" {
 #   define OSSL_SSIZE_MAX SSIZE_MAX
 #  elif defined(_POSIX_SSIZE_MAX)
 #   define OSSL_SSIZE_MAX _POSIX_SSIZE_MAX
+#  else
+#   define OSSL_SSIZE_MAX ((ssize_t)(SIZE_MAX>>1))
 #  endif
 # endif
 
-- 
2.25.1