create_prop
static char create_prop[] =
prom_interpret(create_prop, 0, 0, 0, 0, 0);
int create_prop = 0;
create_prop = 1;
if (create_prop) {
create_prop(pnp, propname, propval, proplen);
static void create_prop(prom_node_t *pnp, char *name, void *val, int len);