pool_set_xref_t
pool_set_xref_t *psl_xref;
pool_set_xref_t *psx;
if ((psx = malloc(sizeof (pool_set_xref_t))) == NULL) {
(void) memset(psx, 0, sizeof (pool_set_xref_t));
pool_set_xref_t *current, *prev, *next;