bug#1483: cleanup: replace NO_SOCKETS_IN_FILE_SYSTEM in emacsclient.c

[Dan Nicolaescu]

jasonr@f2s.com writes:

  > Quoting Dan Nicolaescu <dann@ics.uci.edu>:
  > 
  > > NO_SOCKETS_IN_FILE_SYSTEM is the same as WINDOWSNT, so better replace it
  > > and have one less identifier to worry about.
  > 
  > Does DOS have unix domain sockets?

Is DOS using emacsclient?

  > And what happens when someone adds emulation of them for WINDOWSNT, they 
need to
  > go through every WINDOWSNT define to figure out which are dealing with this
  > feature?

That's better than everyone else having to figure out the same thing
until that hypothetical moment.

  > PS: Why are you reporting this as a bug?

So that it can be tracked.