/**
 * Parses the `df -hT` table.
 */
/** One table row: a volume, its type, sizes and mount point. */
export interface DfRow {
    filesystem: string;
    type: string;
    size: string;
    used: string;
    avail: string;
    pct: number;
    mount: string;
}
/** Parsed rows and the ones that could not be parsed. */
export interface DfTable {
    rows: DfRow[];
    unparsed: string[];
}
/**
 * The `df -hT` table into rows.
 *
 * df wraps a long volume name (a docker overlay path, an NFS address) onto a
 * second line, so a lone first field is glued to the following line. Whatever
 * doesn't add up to seven columns goes into `unparsed` instead of vanishing.
 */
export declare function parseDfTable(text: string): DfTable;
/**
 * One volume, one row, keeping the shortest mount point.
 *
 * A bind mount shows the same device again: in a container three entries for
 * `/etc/hosts` and `/etc/hostname` were crowding the root out of the overview.
 */
export declare function dedupeByDevice(rows: DfRow[]): DfRow[];