!3 fix build error because of glibc new version

Merge pull request !3 from eaglegai/master

sendmail-glibc-2.30.patch

@@ -0,0 +1,57 @@
+The former deprecated macro RES_USE_INET6 is gone with glibc 2.30
+
+---
+ libmilter/sm_gethost.c |    6 ++++--
+ sendmail/conf.c        |    6 ++++--
+ 2 files changed, 8 insertions(+), 4 deletions(-)
+
+--- a/libmilter/sm_gethost.c
++++ b/libmilter/sm_gethost.c
+@@ -51,18 +51,20 @@
+ {
+ 	bool resv6 = true;
+ 	struct hostent *h;
+-
++#ifdef RES_USE_INET6
+ 	if (family == AF_INET6)
+ 	{
+ 		/* From RFC2133, section 6.1 */
+ 		resv6 = bitset(RES_USE_INET6, _res.options);
+ 		_res.options |= RES_USE_INET6;
+ 	}
++#endif
+ 	SM_SET_H_ERRNO(0);
+ 	h = gethostbyname(name);
++#ifdef RES_USE_INET6
+ 	if (family == AF_INET6 && !resv6)
+ 		_res.options &= ~RES_USE_INET6;
+-
++#endif
+ 	/* the function is supposed to return only the requested family */
+ 	if (h != NULL && h->h_addrtype != family)
+ 	{
+--- a/sendmail/conf.c
++++ b/sendmail/conf.c
+@@ -4249,18 +4249,20 @@
+ 
+ # else /* HAS_GETHOSTBYNAME2 */
+ 	bool resv6 = true;
+-
++#ifdef RES_USE_INET6
+ 	if (family == AF_INET6)
+ 	{
+ 		/* From RFC2133, section 6.1 */
+ 		resv6 = bitset(RES_USE_INET6, _res.options);
+ 		_res.options |= RES_USE_INET6;
+ 	}
++#endif
+ 	SM_SET_H_ERRNO(0);
+ 	h = gethostbyname(name);
++#ifdef RES_USE_INET6
+ 	if (!resv6)
+ 		_res.options &= ~RES_USE_INET6;
+-
++#endif
+ 	/* the function is supposed to return only the requested family */
+ 	if (h != NULL && h->h_addrtype != family)
+ 	{

sendmail.spec

@@ -1,6 +1,6 @@
 Name:          sendmail
 Version:       8.15.2
-Release:       33
+Release:       34
 Summary:       A classic mail transfer agent from the Unix world
 License:       Sendmail
 URL:           http://www.sendmail.org/
@@ -50,6 +50,7 @@ Patch0016:     sendmail-8.15.2-smtp-session-reuse-fix.patch
 Patch0017:     sendmail-8.15.2-openssl-1.1.0-fix.patch
 Patch0018:     sendmail-8.15.2-format-security.patch
 Patch0019:     sendmail-8.15.2-openssl-1.1.0-ecdhe-fix.patch
+Patch0020:     sendmail-glibc-2.30.patch
 
 %description
 Sendmail is a general purpose internetwork email routing facility that
@@ -470,6 +471,12 @@ exit 0
 
 
 %changelog
+* Thu Jul 30 2020 gaihuiying <gaihuiying1@huawei.com> - 8.15.2-34
+- Type:bugfix
+- ID:NA
+- SUG:NA
+- DESC:fix build fail with glibc new version
+
 * Sat Feb 29 2020 openEuler Buildteam <buildteam@openeuler.org> - 8.15.2-33
 - Type:bugfix
 - ID:NA