[vala] posix: Add bindings for constants SIG_BLOCK, UNBLOCK and SETMASK

[Luca Bruno <lucabru src gnome org>]

commit 820c35579194283bbe0a835177eca579afb2244d
Author: Todd Fischer <todd fischer ridgerun com>
Date:   Fri Jul 15 14:30:45 2011 +0200

    posix: Add bindings for constants SIG_BLOCK, UNBLOCK and SETMASK
    
    Fixes bug 654624.

 vapi/posix.vapi |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)
---
diff --git a/vapi/posix.vapi b/vapi/posix.vapi
index a3188db..375ffb4 100644
--- a/vapi/posix.vapi
+++ b/vapi/posix.vapi
@@ -1016,6 +1016,12 @@ namespace Posix {
 	public const int POLL_PRI;
 	[CCode (cheader_filename = "signal.h")]
 	public const int POLL_HUP;
+	[CCode (cheader_filename = "signal.h")]
+	public const int SIG_BLOCK;
+	[CCode (cheader_filename = "signal.h")]
+	public const int SIG_UNBLOCK;
+	[CCode (cheader_filename = "signal.h")]
+	public const int SIG_SETMASK;
 
 	[SimpleType]
 	[IntegerType (rank = 6)]