uemacs: Add more two options to the usage output.

Added + and +<n> to the usage output.

Also fixed the following warning:

  main.c: In function ‘main’:
  main.c:121: warning: ‘gline’ may be used uninitialized in this function

Signed-off-by: Thiago Farina <tfransosi@gmail.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
1 file changed