SYNOPSIS
      xtail <-|+#> <file>
	  or
	  xtail <-|+#>    (when reading from a pipe)

DESCRIPTION
      xtail prints the last part of a given file; It reads from a pipe
	  if no file is given.

EXAMPLES
      xtail -10 workroom.c prints the last 10 lines of the file workroom.c.
	  xtail +10 workroom.c prints all lines of workroom.c beginning at line 10.