Jon, On Fri, Aug 7, 2009 at 1:55 PM, Jon Grant<jg@xxxxxxxx> wrote: > Looking at this man page: > > http://linux.die.net/man/3/strlen > > Should it not mention that a NULL address is a valid param? Or is it > not a valid param? What makes you think it is a valid parameter? > On most systems NULL is a special error pointer. I don't understand what you mean with this last sentence. Please explain. Thanks, Michael -- Michael Kerrisk Linux man-pages maintainer; http://www.kernel.org/doc/man-pages/ Watch my Linux system programming book progress to publication! http://blog.man7.org/ -- To unsubscribe from this list: send the line "unsubscribe linux-man" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html