Only set $HOST if it's not already set (seems to help on Cygwin where we get a carriage return at the end due to hostname being the DOS version in C:\WINDOWS\SYSTEM32).
Only set $HOST if it's not already set (seems to help on Cygwin
where we get a carriage return at the end due to hostname being
the DOS version in C:\WINDOWS\SYSTEM32).


mikelward/conf,mikelward/conf