Add -Wextra
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@@ -332,7 +332,7 @@ start_driver (termkey_t *tk, void *info)
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len = strlen (start_string);
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while (len)
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{
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size_t written = write (tk->fd, start_string, len);
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ssize_t written = write (tk->fd, start_string, len);
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if (written == -1)
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return 0;
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start_string += written;
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@@ -368,7 +368,7 @@ stop_driver (termkey_t *tk, void *info)
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len = strlen (stop_string);
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while (len)
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{
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size_t written = write (tk->fd, stop_string, len);
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ssize_t written = write (tk->fd, stop_string, len);
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if (written == -1)
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return 0;
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stop_string += written;
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