[vala] linux: change IfAddrs structure to be more useful in conjunction with getnameinfo()

[Michael Lauer <mlauer src gnome org>]

commit 388aebb49efb10c68c9f83af938c26bc2ba04bf0
Author: Michael 'Mickey' Lauer <mickey vanille-media de>
Date:   Wed Jan 18 21:18:08 2012 +0100

    linux: change IfAddrs structure to be more useful in conjunction with getnameinfo()

 vapi/linux.vapi |    8 ++++----
 1 files changed, 4 insertions(+), 4 deletions(-)
---
diff --git a/vapi/linux.vapi b/vapi/linux.vapi
index 99cd256..199ee80 100644
--- a/vapi/linux.vapi
+++ b/vapi/linux.vapi
@@ -1322,12 +1322,12 @@ namespace Linux {
                 public unowned IfAddrs? ifa_next;
                 public string ifa_name;
                 public uint ifa_flags;
-                public Posix.SockAddr* ifa_addr;
-                public Posix.SockAddr* ifa_netmask;
+                public Posix.SockAddr? ifa_addr;
+                public Posix.SockAddr? ifa_netmask;
                 [CCode (cname = "ifa_ifu.ifu_broadaddr")]
-                public Posix.SockAddr* ifa_ifu_broadaddr;
+                public Posix.SockAddr? ifa_ifu_broadaddr;
                 [CCode (cname = "ifa_ifu.ifu_dstaddr")]
-                public Posix.SockAddr* ifa_ifu_dstaddr;
+                public Posix.SockAddr? ifa_ifu_dstaddr;
                 public void* ifa_data;
         }