function defaultimport { default } from "https://deno.land/std@0.117.0/node/_crypto/randomFill.ts"; default(buf: Buffer, cb: (err: Error | null, buf: Buffer) => void): voiddefault(buf: Buffer,offset: number,cb: ((err: Error | null, buf: Buffer) => void),): voiddefault(buf: Buffer,offset: number,size: number,cb: (err: Error | null, buf: Buffer) => void,): voiddefault(buf: Buffer,offset?: number | ((err: Error | null, buf: Buffer) => void),size?: number | ((err: Error | null, buf: Buffer) => void),cb?: ((err: Error | null, buf: Buffer) => void),): voidParametersbuf: Buffercb: (err: Error | null, buf: Buffer) => voidReturnsvoidParametersbuf: Bufferoffset: numbercb: ((err: Error | null, buf: Buffer) => void)ReturnsvoidParametersbuf: Bufferoffset: numbersize: numbercb: (err: Error | null, buf: Buffer) => voidReturnsvoidParametersbuf: Bufferoptionaloffset: number | ((err: Error | null, buf: Buffer) => void)optionalsize: number | ((err: Error | null, buf: Buffer) => void)optionalcb: ((err: Error | null, buf: Buffer) => void)Returnsvoid