fix building by msvc introduced in r1817

diff --git a/src/http/modules/ngx_http_dav_module.c b/src/http/modules/ngx_http_dav_module.c
index 09dac0ef465f63fe613f048283d29e6581d1d085..e597923e03390be1a420a8a10d5960d4107d11be 100644 (file)
--- a/src/http/modules/ngx_http_dav_module.c
+++ b/src/http/modules/ngx_http_dav_module.c
@@ -1140,7 +1140,7 @@ ngx_http_dav_create_loc_conf(ngx_conf_t *cf)
      *     conf->methods = 0;
      */
 
-    conf->min_delete_depth = NGX_CONF_UNSET;
+    conf->min_delete_depth = NGX_CONF_UNSET_UINT;
     conf->access = NGX_CONF_UNSET_UINT;
     conf->create_full_put_path = NGX_CONF_UNSET;