CRM_DEV_ASSERT(new_node != NULL);
node_copy(node_t *this_node) {	node_t *new_node  = NULL;	if(this_node == NULL) {		crm_err("Failed copy of <null> node.");		return NULL;	}	crm_malloc(new_node, sizeof(node_t));	if(new_node == NULL) {		return NULL;	}		crm_trace("Copying %p (%s) to %p",		  this_node, this_node->details->uname, new_node);	new_node->weight  = this_node->weight; 	new_node->fixed   = this_node->fixed;	new_node->details = this_node->details; 		return new_node;}