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opterr

Version 3.5 and earlier: opterr variable not available.
Version 4.0 and later: opterr variable available.

Data Type

Boolean

Description

Used with the getopt functions. Determines whether to display errors from these functions.

Valid Values

true	getopt function errors are displayed.
false	getopt function errors are not displayed.

if (opterr == false) accept;

For more information, see the following:

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