From fd05495748e1875ba4e9b94c477553a3a7edfa92 Mon Sep 17 00:00:00 2001
From: Andy Polyakov <appro@openssl.org>
Date: Wed, 16 May 2012 12:42:32 +0000
Subject: [PATCH] ppccap.c: assume no features under 32-bit AIX kernel.

PR: 2810
---
 crypto/ppccap.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/crypto/ppccap.c b/crypto/ppccap.c
index ab89ccaa12..f71ba66aa3 100644
--- a/crypto/ppccap.c
+++ b/crypto/ppccap.c
@@ -3,6 +3,7 @@
 #include <string.h>
 #include <setjmp.h>
 #include <signal.h>
+#include <unistd.h>
 #include <crypto.h>
 #include <openssl/bn.h>
 
@@ -53,6 +54,7 @@ static sigjmp_buf ill_jmp;
 static void ill_handler (int sig) { siglongjmp(ill_jmp,sig); }
 
 void OPENSSL_ppc64_probe(void);
+void OPENSSL_altivec_probe(void);
 
 void OPENSSL_cpuid_setup(void)
 	{
@@ -82,6 +84,15 @@ void OPENSSL_cpuid_setup(void)
 
 	OPENSSL_ppccap_P = 0;
 
+#if defined(_AIX)
+	if (sizeof(size_t)==4
+# if defined(_SC_AIX_KERNEL_BITMODE)
+	    && sysconf(_SC_AIX_KERNEL_BITMODE)!=64
+# endif
+	   )
+		return;
+#endif
+
 	memset(&ill_act,0,sizeof(ill_act));
 	ill_act.sa_handler = ill_handler;
 	ill_act.sa_mask    = all_masked;
-- 
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