/usr/include/postfix/inet_proto.h is in postfix-dev 2.11.0-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 | #ifndef _INET_PROTO_INFO_H_INCLUDED_
#define _INET_PROTO_INFO_H_INCLUDED_
/*++
/* NAME
/* inet_proto_info 3h
/* SUMMARY
/* convert protocol names to assorted constants
/* SYNOPSIS
/* #include <inet_proto_info.h>
DESCRIPTION
.nf
/*
* External interface.
*/
typedef struct {
unsigned int ai_family; /* PF_UNSPEC, PF_INET, or PF_INET6 */
unsigned int *ai_family_list; /* PF_INET and/or PF_INET6 */
unsigned int *dns_atype_list; /* TAAAA and/or TA */
unsigned char *sa_family_list; /* AF_INET6 and/or AF_INET */
} INET_PROTO_INFO;
/*
* Some compilers won't link initialized data unless we call a function in
* the same source file. Therefore, inet_proto_info() is a function instead
* of a global variable.
*/
#define inet_proto_info() \
(inet_proto_table ? inet_proto_table : \
inet_proto_init("default protocol setting", DEF_INET_PROTOCOLS))
extern INET_PROTO_INFO *inet_proto_init(const char *, const char *);
extern INET_PROTO_INFO *inet_proto_table;
#define INET_PROTO_NAME_IPV6 "ipv6"
#define INET_PROTO_NAME_IPV4 "ipv4"
#define INET_PROTO_NAME_ALL "all"
/* LICENSE
/* .ad
/* .fi
/* The Secure Mailer license must be distributed with this software.
/* AUTHOR(S)
/* Wietse Venema
/* IBM T.J. Watson Research
/* P.O. Box 704
/* Yorktown Heights, NY 10598, USA
/*--*/
#endif
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