# Figure out what we have to do to get a \ in the output of 'echo'.
# System V `echo' strips \s, but doesn't recognize -n;
# bsd `echo' does the opposite. Figure out which one we have.
if ( test -s _temp_.echo ) ; then echo $* \\\\; fi
if ( test \! -s _temp_.echo ) ; then echo $* \\; fi