import { GraphQLFieldConfig } from 'gatsby/graphql';
import { GatsbyContext, GatsbyOnNodeTypeContext } from '../types/gatsby';
import { PluginConfig } from '../gatsby-node';
export declare function extendImageNode(context: GatsbyContext & GatsbyOnNodeTypeContext, config: PluginConfig): {
    [key: string]: GraphQLFieldConfig<any, any>;
};