*.$os.exe.* test.

Linux apparently doesn't have strcasestr()

Prevents detection of recycle semaphore before option is set
(First noticed on OpenBSD)

way.

Edit User menu now shows user number and name/alias (Name preferred, alias
if name is empty)

ToDo:
Find User
Create New User
User List Sorting
User List Field Selection

elements in the returned message index array, causing locking and
reading msg errors (-110 and -205).

soon.

Not sure where to find that.