On Sat, Oct 27, 2018 at 09:33:57AM +0900, Akira Yokosawa wrote: > On 2018/10/27 8:43, Akira Yokosawa wrote: > > On 2018/10/27 8:06, Andrea Parri wrote: > >>> And you have a2ping 2.83p, right? Otherwise, Makefile should > >>> complain. Hmm??? > >> > >> Indeed, 2.83p. > >> > >> > >>> > >>> Can you remove "> /dev/null 2>&1" on line 220 of Makefile, > >>> and let me know what a2ping should say? > >> > >> It says: > >> > >> /usr/local/bin/a2ping: not a GS output from gs (0) > > > > Umm, "gs (0)" suggests exit code of gs is 0, which should indicate > > success. I have no idea what is going on. > > Andrea, > > Do you happen to set some of environment variables: > > GS_OPTIONS > GS_DEVICE > > and the like? No GS_ variable set. Andrea > > Akira > > > > > I have a Ubuntu 18.04 virtual machine and a2ping 2.83p works happily > > there. > > > > Sorry but I can't help you at the moment. > > > > Akira > > > >> > >> Andrea > >> > >> > >>> > >>> "GPL Ghostscript 9.25: Unrecoverable error, exit code 1" is not > >>> fatal and can be ignored as far as I know. > >>> > >>> Akira > > >