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Maintenance Ruby 3.3 gets fixes, but no new features. Switch to Ruby 4.0 →

class method

SystemCallError.===

system_call_error === other → true or false

Return true if the receiver is a generic SystemCallError, or if the error numbers self and other are the same.

See also .new #errno also in 4.1 · 4.0 · 3.4 · 3.2 · 3.1 · 3.0