BSD 4_2 development
[unix-history] / usr / man / man5 / types.5
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1.TH TYPES 5 "1 April 1983"
2.UC 4
3.SH NAME
4types \- primitive system data types
5.SH SYNOPSIS
6.B #include <sys/types.h>
7.SH DESCRIPTION
8The data types defined in the include file
9are used in UNIX system code;
10some data of these types are accessible to user code:
11.PP
12.nf
13.ta \w'typedef\ \ 'u +\w'minor(x)\ \ 'u +\w' short\ \ 'u
14.so /usr/include/sys/types.h
15.fi
16.PP
17The form
18.I daddr_t
19is used for disk addresses except in an
20i-node on disk, see
21.IR fs (5).
22Times are encoded in seconds since 00:00:00 GMT, January 1, 1970.
23The major and minor parts of a device code
24specify kind and unit number of a device
25and are installation-dependent.
26Offsets are measured in bytes from the beginning of a file.
27The
28.I label_t
29variables are used to save the processor state
30while another process is running.
31.SH SEE ALSO
32fs(5), time(3), lseek(2), adb(1)