gethostid(2) System Calls Manual gethostid(2)
Name
gethostid, sethostid - get or set the unique identifier of the current host
Syntax
hostid = gethostid()
int hostid;
sethostid(hostid)
int hostid;
Description
The system call establishes a 32-bit identifier for the current processor that is intended to be unique among all UNIX systems in exis-
tence. This is normally a DARPA Internet address for the local machine. This call is allowed only to the superuser and is normally per-
formed at boot time.
Return Values
The system call returns the 32-bit identifier for the current processor.
See Also
hostid(1), gethostname(2)
gethostid(2)
