acl_dup
*prev_acl = acl_dup(acl);
acl = acl_dup(*prev_acl);
acl_new = acl_dup(*prev_acl);
acl_new = acl_dup(*prev_acl);
acl_new = acl_dup(*prev_acl);
acl_new = acl_dup(*prev_acl);
nacl = acl_dup(acl);
acl_new = acl_dup(*acl_p);
acl_old = acl_dup(aclp);
acl_t acl_dup(acl_t _acl);