[libdazzle] build: we actually use gnu11 features

[Christian Hergert <chergert src gnome org>]

commit 8fa77614cddacfb7a93004fa7a0d109a2d21a6c9
Author: Christian Hergert <chergert redhat com>
Date:   Tue Aug 29 19:45:07 2017 -0700

    build: we actually use gnu11 features

 meson.build |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/meson.build b/meson.build
index 26e5c58..05bd403 100644
--- a/meson.build
+++ b/meson.build
@@ -2,7 +2,7 @@ project('libdazzle', 'c',
           version: '3.25.91',
           license: 'GPLv3+',
     meson_version: '>= 0.40.1',
-  default_options: [ 'warning_level=1', 'buildtype=debugoptimized', 'c_std=c99' ],
+  default_options: [ 'warning_level=1', 'buildtype=debugoptimized', 'c_std=gnu11' ],
 )
 
 version_arr = meson.project_version().split('.')