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-rw-r--r--resolv/res_hconf.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/resolv/res_hconf.c b/resolv/res_hconf.c
index 5cd128916d..093c26837f 100644
--- a/resolv/res_hconf.c
+++ b/resolv/res_hconf.c
@@ -348,7 +348,8 @@ do_init (void)
       arg_trimdomain_list (ENV_TRIM_OVERR, 1, envval);
     }
 
-  _res_hconf.initialized = 1;
+  /* See comments on the declaration of _res_hconf.  */
+  atomic_store_release (&_res_hconf.initialized, 1);
 }