From adccd410be409235bcd59425615101a06693f36d Mon Sep 17 00:00:00 2001
From: Martin Mares <mj@ucw.cz>
Date: Tue, 30 Aug 2005 21:35:29 +0000
Subject: [PATCH] Make autoconf recognize the amd64 architecture.

---
 lib/autoconf.cfg | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/lib/autoconf.cfg b/lib/autoconf.cfg
index 4dcff1dd..0e8496dc 100644
--- a/lib/autoconf.cfg
+++ b/lib/autoconf.cfg
@@ -90,6 +90,14 @@ Test("CPU_ARCH", "Checking for CPU architecture", sub {
 			}
 		}
 		return $arch ? $arch : "i386";
+	} elsif ($mach =~ /^(x86[_-]|amd)64$/) {
+		Set("CPU_AMD64");
+		Set("CPU_64BIT_POINTERS");
+		Set("CPU_LITTLE_ENDIAN");
+		UnSet("CPU_BIG_ENDIAN");
+		Set("CPU_ALLOW_UNALIGNED");
+		Set("CPU_STRUCT_ALIGN" => 8);
+		return "x86-64";
 	} else {
 		return "unknown";
 	}
-- 
2.39.2