uname - get name and information about current kernel
SYNOPSIS
#include <sys/utsname.h>
int uname(struct utsname *buf);
DESCRIPTION
uname returns system information in the structure pointed
to by buf. The utsname struct is as defined in
<sys/utsname.h>:
struct utsname {
char sysname[SYS_NMLN];
char nodename[SYS_NMLN];
char release[SYS_NMLN];
char version[SYS_NMLN];
char machine[SYS_NMLN];
#ifdef _GNU_SOURCE
char domainname[SYS_NMLN];
#endif
};
RETURN VALUE
On success, zero is returned. On error, -1 is returned,
and errno is set appropriately.
ERRORS
EFAULT buf is not valid.
CONFORMING TO
SVr4, SVID, POSIX, X/OPEN
The domainname member is a GNU extension.
SEE ALSO
uname(1), getdomainname(2), gethostname(2)
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