There was a missing indirection for the pluginlist_cb_t *callback in the
declaration of the cfg_pluginlist_foreach function. Reported by MSVC as:
lib\isccfg\parser.c(4057): warning C4028: formal parameter 4 different from declaration
isc_result_t
cfg_pluginlist_foreach(const cfg_obj_t *config, const cfg_obj_t *list,
- isc_log_t *lctx, pluginlist_cb_t callback,
+ isc_log_t *lctx, pluginlist_cb_t *callback,
void *callback_data);
/*%<
* For every "plugin" stanza present in 'list' (which in turn is a part of