[vala/staging] codegen: Include "stddef.h" in CCodeBaseModule.destroy_value() (POSIX)

[Rico Tzschichholz <ricotz src gnome org>]

commit 0d4d498261b1662d9bfa9ba6e8a97b2236ff243e
Author: Rico Tzschichholz <ricotz ubuntu com>
Date:   Fri Jan 11 23:28:00 2019 +0100

    codegen: Include "stddef.h" in CCodeBaseModule.destroy_value() (POSIX)
    
    Fixes https://gitlab.gnome.org/GNOME/vala/issues/730

 codegen/valaccodebasemodule.vala | 10 ++++++++++
 1 file changed, 10 insertions(+)
---
diff --git a/codegen/valaccodebasemodule.vala b/codegen/valaccodebasemodule.vala
index 070489be1..5e5b7e153 100644
--- a/codegen/valaccodebasemodule.vala
+++ b/codegen/valaccodebasemodule.vala
@@ -3472,6 +3472,11 @@ public abstract class Vala.CCodeBaseModule : CodeGenerator {
                var cvar = get_cvalue_ (value);
 
                if (type is DelegateType) {
+                       if (context.profile != Profile.GOBJECT) {
+                               // Required for NULL
+                               cfile.add_include ("stddef.h");
+                       }
+
                        var delegate_target = get_delegate_target_cvalue (value);
                        var delegate_target_destroy_notify = get_delegate_target_destroy_notify_cvalue 
(value);
 
@@ -3552,6 +3557,11 @@ public abstract class Vala.CCodeBaseModule : CodeGenerator {
                        return ccall;
                }
 
+               if (context.profile != Profile.GOBJECT) {
+                       // Required for NULL
+                       cfile.add_include ("stddef.h");
+               }
+
                /* (foo == NULL ? NULL : foo = (unref (foo), NULL)) */
 
                /* can be simplified to