[vala] zlib: Make next_in and next_out buffers in Stream be unowned

[Luca Bruno <lucabru src gnome org>]

commit 4143bbcc8071426a0053234873db93a4f1c461c5
Author: Robert Ancell <robert ancell canonical com>
Date:   Sat Jun 11 19:52:43 2011 +1000

    zlib: Make next_in and next_out buffers in Stream be unowned
    
    Fixes bug 652344.

 vapi/zlib.vapi |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/vapi/zlib.vapi b/vapi/zlib.vapi
index 44d2cc8..8545f03 100644
--- a/vapi/zlib.vapi
+++ b/vapi/zlib.vapi
@@ -91,12 +91,12 @@ namespace ZLib {
 	[CCode (cname = "z_stream", destroy_function = "deflateEnd")]
 	public struct Stream {
 		[CCode (array_length_cname = "avail_in", array_length_type = "ulong")]
-		public uint8[] next_in;
+		public unowned uint8[] next_in;
 		public uint avail_in;
 		public ulong total_in;
 
 		[CCode (array_length_cname = "avail_out", array_length_type = "ulong")]
-		public uint8[] next_out;
+		public unowned uint8[] next_out;
 		public uint avail_out;
 		public ulong total_out;