* Noah Misch wrote on Tue, Apr 04, 2006 at 08:01:03PM CEST: > On Tue, Feb 21, 2006 at 01:49:12PM +0000, Keith MARSHALL wrote: > > > > Can anyone either confirm or refute the hypothesis that there may be > > a zsh related contention in pdfroff? > > I built groff 1.19.2 on powerpc-apple-darwin5.5, and it worked fine. > This zsh sets NULLCMD=: when invoked as sh: > $ /bin/sh -c 'echo $NULLCMD' > : > $ /bin/zsh -c 'echo $NULLCMD' > cat > $ /bin/zsh -c 'echo $ZSH_VERSION' > 3.0.8 So for pdfroff this seems indeed irrelevant. What does /bin/zsh -c 'emulate sh; echo $NULLCMD' output? If that is `cat', then this is still relevant for configure scripts: they may, on other systems, choose this zsh version over the presumably-defective /bin/sh (and also invoke it with that name). Thanks for checking this, Ralf _______________________________________________ Autoconf mailing list Autoconf@xxxxxxx http://lists.gnu.org/mailman/listinfo/autoconf