Wow, that's nice to know, thanks a lot! Finally a way to speed-up the experiments ;-) Val. ----- Original Message ----- From: "David Edelsohn" <dje@watson.ibm.com> > To configure faster on AIX, install Bash and use > > make SHELL=/bin/bash CONFIG_SHELL=/bin/bash ... > > The slowness is due to AIX ksh. > > David >