Open System Services System Calls Reference Manual (G06.27+, H06.04+)

System Functions (f - i) fstat(2)
For Contains
Regular file User ID of the file owner
Directory User ID of the file owner
Pipe or FIFO User ID of the file owner
AF_INET or AF_INET6 socket User ID of the calling process
AF_UNIX socket User ID of the creator of the socket file
/dev/null User ID of the super ID
/dev/tty User ID of the super ID
st_gid Group ID.
Values for OSS objects are listed next. Values for Guardian objects are
described in Use on Guardian Objects, later in this reference page.
For Contains
Regular file Group ID of the file group
Directory Group ID of the file group
Pipe or FIFO Group ID of the file group
AF_INET or AF_INET6 socket Group ID of the calling process
AF_UNIX socket Group ID of the creator of the socket file
/dev/null Group ID of the super ID
/dev/tty Group ID of the super ID
st_rdev Remote device ID.
Values for OSS objects are listed next. Values for Guardian objects are
described in Use on Guardian Objects, later in this reference page.
For Contains
Regular file Undefined
Directory Undefined
Pipe or FIFO Undefined
AF_INET or AF_INET6 socket 0 (zero)
AF_UNIX socket 0 (zero)
/dev/null Undefined
/dev/tty ID of the device
st_size File size.
Values for OSS objects are listed next. Values for Guardian objects are
described in Use on Guardian Objects, later in this reference page.
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