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28 .\" @(#)getuid.2 8.1 (Berkeley) 6/4/93
29 .\" $FreeBSD: src/lib/libc/sys/getuid.2,v 1.7.2.4 2001/12/14 18:34:00 ru Exp $
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38 .Nd get user identification
51 function returns the real user ID of the calling process.
55 returns the effective user ID of the calling process.
57 The real user ID is that of the user who has invoked the program.
58 As the effective user ID
59 gives the process additional permissions during
64 is used to determine the real-user-id of the calling process.
70 functions are always successful, and no return value is reserved to
83 function calls are expected to conform to
90 function call appeared in