export declare const EXPORT_USAGE = "export: usage: export [-fn] [name[=value] ...] or export -p\n";
export declare const READONLY_USAGE = "readonly: usage: readonly [-aAf] [name[=value] ...] or readonly -p\n";
export declare const EXPORT_FLAGS: Set<string>;
export declare const READONLY_FLAGS: Set<string>;
export declare const ANSI_C_ESCAPES: Record<string, string>;
export declare const CONTROL_RE: RegExp;
export declare const BARE_KEY_RE: RegExp;
export declare const SUBSCRIPT_RE: RegExp;
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