Fixes for NonStop builds on 3.0 to handle OS platform header file changes

This changes handles the introduction of _POSIX_VERSION into the NonStop x86
header files that tricks OpenSSL into thinking that ucontext.h is available.

Fixes #29023

Signed-off-by: Randall S. Becker <randall.becker@nexbridge.ca>
Reviewed-by: Neil Horman <nhorman@openssl.org>
Reviewed-by: Dmitry Belyavskiy <beldmit@gmail.com>
Reviewed-by: Tomas Mraz <tomas@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/29108)

diff --git a/crypto/async/arch/async_posix.h b/crypto/async/arch/async_posix.h
index a17c6b8e68af2dd067f5e4671baf281a412eb35e..521c199a851202720266dcbd07bb635b05a446a9 100644 (file)
--- a/crypto/async/arch/async_posix.h
+++ b/crypto/async/arch/async_posix.h
@@ -13,7 +13,8 @@
 
 #if defined(OPENSSL_SYS_UNIX) \
     && defined(OPENSSL_THREADS) && !defined(OPENSSL_NO_ASYNC) \
-    && !defined(__ANDROID__) && !defined(__OpenBSD__)
+    && !defined(__ANDROID__) && !defined(__OpenBSD__) \
+    && !defined(OPENSSL_SYS_TANDEM)
 
 # include <unistd.h>