sasl_calloc_t
sasl_calloc_t *,
sasl_calloc_t *calloc;
(sasl_calloc_t *) &calloc,
gctx->sasl_allocation_utils.calloc = (sasl_calloc_t *)&calloc;
{(sasl_malloc_t *)&malloc, (sasl_calloc_t *)&calloc,
sasl_calloc_t *c,
sasl_calloc_t *calloc;