Hi Kjeld, you wrote: : > char *c = (char *) 0; : > char d; : > : > d = *c; : My HPUX does not core dump! Yes, not by default! My HPUX does using: ld +z Bye, Heribert (dahms@ifk20.mach.uni-karlsruhe.de) - For help on using this list (especially unsubscribing), send a message to "gnu-win32-request@cygnus.com" with one line of text: "help".