export interface OxigraphMemoryLimits {
    highMiB?: number;
    maxMiB: number;
}
/** Shared preflight/launch policy; checking systemd availability remains a launch concern. */
export declare function oxigraphMemorySupportError(input: {
    highMiB?: unknown;
    maxMiB?: unknown;
}, platform: NodeJS.Platform): string | undefined;
export declare function normalizeOxigraphMemoryLimits(input: {
    highMiB?: unknown;
    maxMiB?: unknown;
}): OxigraphMemoryLimits | undefined;
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