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34 lines
740 B
Plaintext
34 lines
740 B
Plaintext
--- dns.c.orig Fri Oct 13 21:50:52 2000
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+++ dns.c Tue Apr 13 17:35:07 2004
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@@ -137,7 +137,7 @@
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return (0);
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}
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-/* Return the cannonical name of the host */
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+/* Return the canonical name of the host (NULL if not found) */
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char *
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gethname(u_int32_t a)
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{
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@@ -150,18 +150,18 @@
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hp = gethostbyaddr((char *)&a, sizeof(a), AF_INET);
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_res.options = options;
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if (hp == NULL)
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- return (intoa(a));
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+ return NULL;
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return (hp->h_name);
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}
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-/* Return the simple name of the host */
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+/* Return the simple name of the host (NULL if not found) */
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char *
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getsname(register u_int32_t a)
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{
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register char *s, *cp;
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s = gethname(a);
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- if (!isdigit((int)*s)) {
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+ if (s != NULL) {
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cp = strchr(s, '.');
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if (cp != NULL)
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*cp = '\0';
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