struct psi_let_calloc *psi_let_calloc_init(struct psi_num_exp *nmemb, struct psi_num_exp *size);
void psi_let_calloc_free(struct psi_let_calloc **alloc_ptr);
struct psi_let_calloc *psi_let_calloc_init(struct psi_num_exp *nmemb, struct psi_num_exp *size);
void psi_let_calloc_free(struct psi_let_calloc **alloc_ptr);