Nik Clayton 816c39efb9 unset(1) returns '1' if the variable doesn't exist, so use the '||' ... operator rather than the '&&' operator.		2001-02-24 18:04:10 +00:00
..
Makefile	unset(1) returns '1' if the variable doesn't exist, so use the '||'	2001-02-24 18:04:10 +00:00