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33 .Nd get system identification
39 .Fn uname "struct utsname *name"
44 .Dv NUL Ns -terminated
45 strings of information identifying
46 the current system into the structure referenced by
51 structure is defined in the
53 header file, and contains the following members:
54 .Bl -tag -width nodenameXXXX -offset indent
56 Name of the operating system implementation.
58 Network name of this machine.
60 Release level of the operating system.
62 Version level of the operating system.
64 Machine hardware platform.
69 .Bl -tag -width ".Ev UNAME_s"
71 If the environment variable
73 is set, it will override the
77 If the environment variable
79 is set, it will override the
83 If the environment variable
85 is set, it will override the
89 If the environment variable
91 is set, it will override the
98 function may fail and set
100 for any of the errors specified for the library functions
113 function first appeared in