Changes

<context source="yes" textmode="produces"mkii>% mode=mkii\setuppapersize[A5] This Wikipage was rendered with\ \Context\ version\ \contextversion.\crlfIt uses \texenginename\ version \texengineversion\ as engine.</context><context source=yes mode=mkiv>% mode=mkiv

* {{cmd|texenginename}} to get gives the name of the engine (e.g. LuaTeX, or XeTeX).* {{cmd|texengineversion}} to get gives the version number of the engine (e.g. 0.64).* {{cmd|contextversion}} gives the timestamp of the ConTeXt version in use* {{cmd|contextmark}} gives MKII or MKIV, the ConTeXt major release marker* {{cmd|contextversionnumber}} gives the ConTeXt version followed by the mark.