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Use proper type cast for ctype macro

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This commit is contained in:
Andrey A. Chernov 2007-04-14 14:32:48 +00:00
parent f61bc4ea5e
commit b79aefd3e9
1 changed files with 1 additions and 1 deletions
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2
usr.bin/whois/whois.c
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@ -341,7 +341,7 @@ whois(const char *query, const char *hostname, int flags)
(int)(buf + len - host), host);
} else if (strcmp(hostname, ANICHOST) == 0) {
for (c = 0; c <= len; c++)
buf[c] = tolower((int)buf[c]);
buf[c] = tolower((unsigned char)buf[c]);
for (i = 0; ip_whois[i] != NULL; i++) {
if (strnstr(buf, ip_whois[i], len) !=
NULL) {