**Inheritance:** java.lang.Object, [com.aspose.words.FontSubstitutionRule](../../com.aspose.words/fontsubstitutionrule/) ``` public class DefaultFontSubstitut extends FontSubstitutionRule ``` Defau......isFontConfigAvailabl()); } // On Linux/Mac, we will have access to it, and...isFontConfigAvailabl()); } // On Linux/Mac, we will have access to it, and...