File _service:tar_scm:0001-Revert-Fix-checking-retur... of Package libevent

File _service:tar_scm:0001-Revert-Fix-checking-return-value-of-the-evdns_base_r.patch of Package libevent

From 7905dba8cf136574b87c972cf1f91a8f95b9df8c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ond=C5=99ej=20Lyson=C4=9Bk?= <olysonek@redhat.com>
Date: Tue, 29 Sep 2020 17:37:18 +0200
Subject: [PATCH] Revert "Fix checking return value of the
 evdns_base_resolv_conf_parse()"

This reverts commit fc51bf2c5b686f623c9a2906ddad4042d5c3b39a.
---
 evdns.c              | 2 +-
 sample/dns-example.c | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/evdns.c b/evdns.c
index a5b31a3c..4aef28ec 100644
--- a/evdns.c
+++ b/evdns.c
@@ -4035,7 +4035,7 @@ evdns_base_new(struct event_base *event_base, int flags)
 #else
 		r = evdns_base_resolv_conf_parse(base, opts, "/etc/resolv.conf");
 #endif
-		if (r) {
+		if (r == -1) {
 			evdns_base_free_and_unlock(base, 0);
 			return NULL;
 		}
diff --git a/sample/dns-example.c b/sample/dns-example.c
index 2d07c387..21a75de8 100644
--- a/sample/dns-example.c
+++ b/sample/dns-example.c
@@ -225,8 +225,8 @@ main(int c, char **v) {
 			res = evdns_base_resolv_conf_parse(evdns_base,
 			    DNS_OPTION_NAMESERVERS, o.resolv_conf);
 
-		if (res) {
-			fprintf(stderr, "Couldn't configure nameservers\n");
+		if (res < 0) {
+			fprintf(stderr, "Couldn't configure nameservers");
 			return 1;
 		}
 	}
-- 
2.25.4