fix raspberry pi declare char as unsigned
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1 changed files with 1 additions and 1 deletions
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@ -152,7 +152,7 @@ int main(int argc, char *argv[])
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/* parse command line arguments */
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while (1) {
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char c = getopt_long(argc, argv, "+hvnult:d:f:a:o:q:z:p:m:H:", long_options, NULL);
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int c = getopt_long(argc, argv, "+hvnult:d:f:a:o:q:z:p:m:H:", long_options, NULL);
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/* detect the end of the options. */
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if (c == -1)
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