[vala/0.40] glib-2.0: Add feature_test_macro details for Time struct's methods

[Rico Tzschichholz <ricotz src gnome org>]

commit 77b5aae1c25e510849e31b480ed0986099b178f7
Author: Alistair Thomas <astavale yahoo co uk>
Date:   Thu Sep 20 19:54:18 2018 +0100

    glib-2.0: Add feature_test_macro details for Time struct's methods

 vapi/glib-2.0.vapi | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/vapi/glib-2.0.vapi b/vapi/glib-2.0.vapi
index 7638f6d3a..052fea6fc 100644
--- a/vapi/glib-2.0.vapi
+++ b/vapi/glib-2.0.vapi
@@ -2907,9 +2907,9 @@ namespace GLib {
                [CCode (cname = "tm_isdst")]
                public int isdst;
 
-               [CCode (cname = "gmtime_r")]
+               [CCode (cname = "gmtime_r", feature_test_macro = "_XOPEN_SOURCE")]
                static void gmtime_r (ref time_t time, out Time result);
-               [CCode (cname = "localtime_r")]
+               [CCode (cname = "localtime_r", feature_test_macro = "_XOPEN_SOURCE")]
                static void localtime_r (ref time_t time, out Time result);
 
                public static Time gm (time_t time) {
@@ -2938,7 +2938,7 @@ namespace GLib {
 
                [CCode (cname = "strftime", instance_pos = -1)]
                public size_t strftime (char[] s, string format);
-               [CCode (cname = "strptime", instance_pos = -1)]
+               [CCode (cname = "strptime", instance_pos = -1, feature_test_macro = "_XOPEN_SOURCE")]
                public unowned string? strptime (string buf, string format);
        }