export interface ProcessIdentityDeps {
    platform?: NodeJS.Platform;
    readFile?: (path: string) => string;
    execFile?: (file: string, args: string[]) => string;
}
export type ProcessIdentityLookup = {
    status: 'found';
    identity: string;
} | {
    status: 'absent';
} | {
    status: 'error';
    error: string;
};
export type ProcessIdentityMatch = {
    status: 'match';
    identity: string;
} | {
    status: 'mismatch';
    identity: string;
} | {
    status: 'absent';
} | {
    status: 'error';
    error: string;
};
export declare function lookupProcessStartIdentity(pid: number, deps?: ProcessIdentityDeps): ProcessIdentityLookup;
export declare function getProcessStartIdentity(pid: number, deps?: ProcessIdentityDeps): string | null;
export declare function matchProcessStartIdentity(pid: number, expected: string, deps?: ProcessIdentityDeps): ProcessIdentityMatch;
export declare function processIdentityMatches(pid: number, expected: string, deps?: ProcessIdentityDeps): boolean;