From ba4c77e7e5342e74a9bb3b9a0d814c3b2e0a2b41 Mon Sep 17 00:00:00 2001
From: Arvid Norberg <arvid@libtorrent.org>
Date: Sun, 15 Apr 2012 00:48:44 +0000
Subject: [PATCH] merged FreeBSD fix from RC_0_16

---
 ChangeLog              | 1 +
 src/disk_io_thread.cpp | 7 +++++++
 2 files changed, 8 insertions(+)

diff --git a/ChangeLog b/ChangeLog
index beb1c5a4f..ef7e15b1b 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,4 +1,5 @@
 
+	* fixed FreeBSD build
 	* fixed web seed performance issue whith pieces > 1 MiB
 	* fixed unchoke logic when using web seeds
 	* fixed compatibility with older versions of boost (down to boost 1.40)
diff --git a/src/disk_io_thread.cpp b/src/disk_io_thread.cpp
index fa3367f87..045b5331d 100644
--- a/src/disk_io_thread.cpp
+++ b/src/disk_io_thread.cpp
@@ -1452,7 +1452,14 @@ namespace libtorrent
 		// sizing the disk cache size when it's set to
 		// automatic.
 #ifdef TORRENT_BSD
+#ifdef HW_MEMSIZE
 		int mib[2] = { CTL_HW, HW_MEMSIZE };
+#else
+		// not entirely sure this sysctl supports 64
+		// bit return values, but it's probably better
+		// than not building
+		int mib[2] = { CTL_HW, HW_PHYSMEM };
+#endif
 		size_t len = sizeof(m_physical_ram);
 		if (sysctl(mib, 2, &m_physical_ram, &len, NULL, 0) != 0)
 			m_physical_ram = 0;