MPE/iX Shell and Utilities Reference Manual, Vol 2

uniq(1) MPE/iX Shell and Utilities uniq(1)
uniq -f 2 -s 1
compares lines starting with the 2nd character of the 3rd field.
uniq -d
outputs one instance of each repeated line in the input (and omits all unique lines).
DIAGNOSTICS
Possible exit status values are:
0 Successful completion.
1 An error occurred.
Messages
Message: characters skip not a number in "string"
Cause: You specified an argument to the + option or the –s option that was not a valid
number.
Action: Specify a valid number.
Message: fields skip not a number in "string"
Cause: You specified an argument to the – option or the –f option that was not a valid
number.
Action: Specify a valid number.
Message: input file "filename": system error
Cause: See syserror(3).
Action: See syserror(3).
Message: Missing character skip count
Cause: You specified the –s option without providing the number of characters to skip
as its argument.
Action: Provide the missing number of characters.
Message: Missing number of fields to skip
Cause: You specified the –f option without providing the number of fields to skip as its
argument.
Action: Provide the missing number of fields.
Message: output file "filename": system error
Cause: See syserror(3).
Action: See syserror(3).
Commands and Utilities 1-635