Le 6 mars 2013 à 17:07, Gustaf Neumann <neumann at wu.ac.at> a écrit : > one can use $::tcl_platform(machine) Viel Dank dafür. It is strictly equivalent to the sysctl (it returns ‘Power Macintosh’ on G4/G5, i386 and x86_64). But it does not need to be catched, so that’s rather fine! Thanks again, Tchüß Vincent