private boolean enableRed() throws IOException {
		boolean oldwriting = writing;
		if (!writing) {
			writing = true;
			byte[] en = "\u001B[31m".getBytes();
			super.write(en, 0, en.length);
		}
		return oldwriting;
	}
private boolean enableRed ( ) throws IOException { boolean oldwriting = writing ; if ( ! writing ) { writing = true ; byte [ ] en = "[31m" . getBytes ( ) ; super . write ( en , 0 , en . length ) ; } return oldwriting ; }
Enables colored output
@return true if the colored output was already enabled before
@throws IOException if writing to the underlying output stream failed