gethostid(3C)

gethostid -- get an identifier for the current host

Synopsis

#include <unistd.h>

long gethostid(void);

The gethostid function retrieves a 32-bit identifier for the current host.

Upon successful completion, gethostid returns an identifier for the current host. The domain over which this number is unique is unspecified.

This routine conforms to X/Open System Interfaces and Headers, Issue 4, Version 2.