3 #ifndef _VALID_MAILHOST_ADDR_H_INCLUDED_
4 #define _VALID_MAILHOST_ADDR_H_INCLUDED_
8 /* valid_mailhost_addr 3h
10 /* mailhost address syntax validation
12 /* #include <valid_mailhost_addr.h>
19 #include <valid_hostname.h>
24 #define IPV6_COL "IPv6:" /* RFC 2821 */
26 extern const char *valid_mailhost_addr(const char *, int);
27 extern int valid_mailhost_literal(const char *, int);
32 /* The Secure Mailer license must be distributed with this software.
35 /* IBM T.J. Watson Research
37 /* Yorktown Heights, NY 10598, USA