Merge pull request #5810 from micmac1/glib2-res_nquery-fix

glib2: fix build when res_nquery is not available

libs/glib2/patches/002-fix-gthreadedresolver.patch

@@ -0,0 +1,20 @@
+--- a/gio/gthreadedresolver.c
++++ b/gio/gthreadedresolver.c
+@@ -869,6 +869,8 @@ do_lookup_records (GTask         *task,
+   records = g_resolver_records_from_res_query (lrd->rrname, rrtype, answer->data, len, herr, &error);
+   g_byte_array_free (answer, TRUE);
+ 
++#ifdef HAVE_RES_NQUERY
++
+ #if defined(HAVE_RES_NDESTROY)
+   res_ndestroy (&res);
+ #elif defined(HAVE_RES_NCLOSE)
+@@ -877,6 +879,8 @@ do_lookup_records (GTask         *task,
+ #error "Your platform has res_ninit() but not res_nclose() or res_ndestroy(). Please file a bug at https://bugzilla.gnome.org/enter_bug.cgi?product=glib"
+ #endif
+ 
++#endif
++
+ #else
+ 
+   DNS_STATUS status;