mirror of https://github.com/moparisthebest/curl
use int "subscripts" to prevent warnings from picky compilers
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@ -588,8 +588,8 @@ again:
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fprintf(test->server, "filename: %s\n", filename);
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for (cp = mode; *cp; cp++)
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if (isupper(*cp))
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*cp = tolower(*cp);
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if (isupper((int)*cp))
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*cp = tolower((int)*cp);
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/* store input protocol */
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fprintf(test->server, "mode: %s\n", mode);
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