CHeaderToXML.GLParser.IsValid C# (CSharp) Method

        bool IsValid(string line)
        {
            return !(String.IsNullOrEmpty(line) ||
                line.StartsWith("#") ||                 // Disregard comments.
                line.StartsWith("passthru") ||          // Disregard passthru statements.
                line.StartsWith("required-props:") ||
                line.StartsWith("param:") ||
                line.StartsWith("dlflags:") ||
                line.StartsWith("glxflags:") ||
                line.StartsWith("vectorequiv:") ||
                //line.StartsWith("category:") ||
                line.StartsWith("version:") ||
                line.StartsWith("glxsingle:") ||
                line.StartsWith("glxropcode:") ||
                line.StartsWith("glxvendorpriv:") ||
                line.StartsWith("glsflags:") ||
                line.StartsWith("glsopcode:") ||
                line.StartsWith("glsalias:") ||
                line.StartsWith("wglflags:") ||
                line.StartsWith("extension:") ||
                line.StartsWith("alias:") ||
                line.StartsWith("offset:"));
        }