@import 'file1.less'; // file found and imported

@import "something.css" media;
@import url("something.css") media;
@import url(something.css) media, screen, print; 

@color: maroon;

@import url(file2); // found and imported

body { 
	line-height: 10em;
	@colors;
}

div {
	@color: fuchsia;
	@import "file2";
}