import nodemailer from 'nodemailer';
import { SentMessageInfo } from 'nodemailer/lib/smtp-pool';
export declare const SMTPConfig: (host: string, user: string, pass: string, callback: {
    (res: any, err: any): void;
    (arg0: {} | null, arg1: Error | null): void;
}) => void;
export declare const SMTPSend: (transporter: nodemailer.Transporter<SentMessageInfo>, mailOptions: {
    from?: string;
    to?: string;
    cc?: string;
    bcc?: string;
    subject?: string;
    text?: string;
    html?: string;
    attachments?: [];
}, template: boolean, callback: {
    (res: any, err: any): void;
    (arg0: {} | null, arg1: Error | null): void;
}) => void;
export declare const SMTPSendWithTemplate: (transporter: nodemailer.Transporter<SentMessageInfo>, mailOptions: {
    from?: string;
    to?: string;
    cc?: string;
    bcc?: string;
    subject?: string;
    text?: string;
    html?: string;
    attachments?: [];
}, callback: {
    (res: any, err: any): void;
    (arg0: {} | null, arg1: Error | null): void;
}) => void;
export declare const SMTPSendWithoutTemplate: (transporter: nodemailer.Transporter<SentMessageInfo>, mailOptions: {
    from?: string;
    to?: string;
    cc?: string;
    bcc?: string;
    subject?: string;
    text?: string;
    html?: string;
    attachments?: [];
}, callback: {
    (res: any, err: any): void;
    (arg0: {} | null, arg1: Error | null): void;
}) => void;