K 10 svn:author V 7 oshogbo K 8 svn:date V 27 2015-04-30T20:47:33.758757Z K 7 svn:log V 210 Rename macros to use prefix ERRNO. Add macro ERRNO_SET. Now ERRNO_{RESTORE/SAVE} must by used together, additional variable is not needed. Always use ERRNO_{SAVE/RESTORE/SET} macros. Approved by: pjd (mentor) END