To avoid compiler warnings, change statements like   buf[0] = -1 to  buf[0] = (char) -1;
To avoid compiler warnings, change statements like
  buf[0] = -1
to
 buf[0] = (char) -1;

Thanks to Jiri Masik


git-svn-id: acec3fd5b7ea1eb9e79d6329d318e8118ee2e14f@6332 27541ba8-7e3a-0410-8455-c3a389f83636

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