# 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.
	echo -n >_temp_.echo
	if ( test -s _temp_.echo ) ; then echo $* \\\\; fi
	if ( test \! -s _temp_.echo ) ; then echo $* \\; fi
	rm _temp_.echo