type Use = "read" | "append" | "replace";
type OpenOptions = {
    followSymlinks?: boolean;
    use?: Use;
};
type ReadOptions = Omit<OpenOptions, "use"> & {
    maxBytes?: number;
};
type WriteOptions = Omit<OpenOptions, "use"> & {
    use: Exclude<Use, "read">;
};
/**
 * A FIFO or device would hold a synchronous read or write for as long as the
 * other side likes, past any hook deadline. Opening non-blocking and judging
 * the descriptor leaves no window between the check and the use. The caller
 * closes it.
 */
export declare const openRegular: (file: string, options?: OpenOptions) => {
    fd: number;
    size: number;
} | undefined;
export declare const readRegularFile: (file: string, options?: ReadOptions) => Buffer | undefined;
export declare const readRegularText: (file: string, options?: ReadOptions) => string | undefined;
export declare const writeRegularFile: (file: string, text: string, options: WriteOptions) => boolean;
export {};
//# sourceMappingURL=regularFile.d.ts.map