void WINAPI WS_delete_instance( WIN32_SEEDER that )This function is used to delete the seeder instance which is represented by the parameter that. If you do not need a certain seeder instance any longer you should delete it through this function. WS_delete_instance frees all resources which are used by the seeder. Not deleting seeder instances creates memory leaks. WS_delete_instance does not check whether the parameter that is NULL or not.