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diff --git a/libmilter/sm_gethost.c b/libmilter/sm_gethost.c
index 2423c34..f00468c 100644
--- a/libmilter/sm_gethost.c
+++ b/libmilter/sm_gethost.c
@@ -52,16 +52,8 @@ sm_getipnodebyname(name, family, flags, err)
bool resv6 = true;
struct hostent *h;
- if (family == AF_INET6)
- {
- /* From RFC2133, section 6.1 */
- resv6 = bitset(RES_USE_INET6, _res.options);
- _res.options |= RES_USE_INET6;
- }
SM_SET_H_ERRNO(0);
- h = gethostbyname(name);
- if (family == AF_INET6 && !resv6)
- _res.options &= ~RES_USE_INET6;
+ h = gethostbyname2(name, family);
/* the function is supposed to return only the requested family */
if (h != NULL && h->h_addrtype != family)
diff --git a/sendmail/conf.c b/sendmail/conf.c
index c73334e..500dafb 100644
--- a/sendmail/conf.c
+++ b/sendmail/conf.c
@@ -4243,16 +4243,8 @@ sm_getipnodebyname(name, family, flags, err)
# else /* HAS_GETHOSTBYNAME2 */
bool resv6 = true;
- if (family == AF_INET6)
- {
- /* From RFC2133, section 6.1 */
- resv6 = bitset(RES_USE_INET6, _res.options);
- _res.options |= RES_USE_INET6;
- }
SM_SET_H_ERRNO(0);
- h = gethostbyname(name);
- if (!resv6)
- _res.options &= ~RES_USE_INET6;
+ h = gethostbyname2(name, family);
/* the function is supposed to return only the requested family */
if (h != NULL && h->h_addrtype != family)
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