/**
  *  @glsymbols
  *  @glfunref{DebugMessageControl}
  */
 static void MessageControl(
   DebugOutputSource source,
   DebugOutputType type,
   DebugOutputSeverity severity,
   Boolean enable) {
     OGLPLUS_GLFUNC(DebugMessageControl)
     (GLenum(source),
      GLenum(type),
      GLenum(severity),
      0,
      nullptr,
      enable._get());
     OGLPLUS_VERIFY_SIMPLE(DebugMessageControl);
 }