- mem_realloc (&a->mailbox, str_len (user) + str_len (tmp) + 2);
- sprintf (a->mailbox, "%s@%s", NONULL (user), NONULL (tmp)); /* __SPRINTF_CHECKED__ */
+ p_realloc(&a->mailbox, m_strlen(user) + m_strlen(tmp) + 2);
+ sprintf(a->mailbox, "%s@%s", NONULL (user), NONULL (tmp));