how to initiate pointer array with null in c code example

Example 1: how to initiate pointer array with NULL in c

*array[0] =  (list_node_t*) malloc(sizeof(list_node_t));

Example 2: how to initiate pointer array with NULL in c

list_node_t *array[10] = {NULL};

Example 3: how to initiate pointer array with NULL in c

list_node_t **array[10] = {NULL};