[glib/mcatanzaro/gresolver-reload] Apply 2 suggestion(s) to 1 file(s)

[Michael Catanzaro <mcatanzaro src gnome org>]

commit 915a5500693f4f074010761e7fd426213a9cc3e2
Author: Philip Withnall <philip tecnocode co uk>
Date:   Tue Nov 23 14:18:47 2021 +0000

    Apply 2 suggestion(s) to 1 file(s)

 gio/gresolver.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)
---
diff --git a/gio/gresolver.c b/gio/gresolver.c
index 3333215c4..83c7510b8 100644
--- a/gio/gresolver.c
+++ b/gio/gresolver.c
@@ -63,9 +63,10 @@ enum {
 static guint signals[LAST_SIGNAL] = { 0 };
 
 struct _GResolverPrivate {
-
+#ifdef G_OS_UNIX
   GMutex mutex;
-  time_t resolv_conf_timestamp;
+#endif
+  time_t resolv_conf_timestamp;  /* protected by @mutex */
 };
 
 /**