export function getgid(): number
export function setgid(id: number | string): void
export function getegid(): number
export function setegid(id: number | string): void
export function getuid(): number
export function setuid(id: number | string): void
export function geteuid(): number
export function seteuid(id: number | string): void
export function getgroups(): number[]
export interface Group {
groupname: string
passwd: string
gid: number
members: string[]
}
export function getgrnam(name: string): Group | null
export interface Passwd {
username: string
passwd: string
uid: number
gid: number
gecos: string
homedir: string
shell: string
}
export function getpwnam(name: string): Passwd | null