From 29982dfd15d36099961bf484366fb8bbea8c3017 Mon Sep 17 00:00:00 2001
From: Andy Polyakov <appro@openssl.org>
Date: Sun, 18 Dec 2005 18:57:07 +0000
Subject: [PATCH] DJGPP-related e_os2.h update from HEAD. PR: 1247

---
 e_os2.h | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/e_os2.h b/e_os2.h
index 1cbdf5be40..9da0b65448 100644
--- a/e_os2.h
+++ b/e_os2.h
@@ -84,6 +84,13 @@ extern "C" {
 
 /* ---------------------- Microsoft operating systems ---------------------- */
 
+/* Note that MSDOS actually denotes 32-bit environments running on top of
+   MS-DOS, such as DJGPP one. */
+#if defined(OPENSSL_SYSNAME_MSDOS)
+# undef OPENSSL_SYS_UNIX
+# define OPENSSL_SYS_MSDOS
+#endif
+
 /* For 32 bit environment, there seems to be the CygWin environment and then
    all the others that try to do the same thing Microsoft does... */
 #if defined(OPENSSL_SYSNAME_UWIN)