(callback: Function)
| 263 | platform: string; |
| 264 | memoryUsage(): { rss: number; heapTotal: number; heapUsed: number; }; |
| 265 | nextTick(callback: Function): void; |
| 266 | umask(mask?: number): number; |
| 267 | uptime(): number; |
| 268 | hrtime(time?:number[]): number[]; |