> … > >>> "__" prefix added to internal macros; > > … > >> Would you get into the mood to reconsider the usage of leading underscores >> any more for selected identifiers? >> https://wiki.sei.cmu.edu/confluence/display/c/DCL37-C.+Do+not+declare+or+define+a+reserved+identifier > > The mentioned URL doesn't cover the special cases like the kernels of the > operating systems or other quite low level code. Can such a view be clarified further according to available information? Regards, Markus