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errno — Look up errno names and descriptions. More information: <https://joeyh.name/code/moreutils/>.

Submitted by: @import:tldr-pages·Mar 2, 2026·

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errnocommanddescriptionsandnamesclilook

Problem

How to use the errno command: Look up errno names and descriptions. More information: <https://joeyh.name/code/moreutils/>.

Solution

errno — Look up errno names and descriptions. More information: <https://joeyh.name/code/moreutils/>.

Lookup errno description by name or code:

errno {{name|code}}

List all errno names, codes, and descriptions:

errno {{[-l|--list]}}

Search for code whose description contains all of the given text:

errno {{[-s|--search]}} {{text}}

Search for code whose description contains all of the given text (all locales):

errno {{[-S|--search-all-locales]}} {{text}}

Code Snippets

Lookup errno description by name or code

errno {{name|code}}

List all errno names, codes, and descriptions

errno {{[-l|--list]}}

Search for code whose description contains all of the given text

errno {{[-s|--search]}} {{text}}

Search for code whose description contains all of the given text (all locales)

errno {{[-S|--search-all-locales]}} {{text}}

Context

tldr-pages: common/errno

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