--- src/libs/zbxsysinfo/common/net.c	2018-08-28 18:37:48.694552872 +0300
+++ src/libs/zbxsysinfo/common/net.c.wihout_res_ninit_on_AIX	2018-08-28 18:46:12.287514058 +0300
@@ -188,7 +188,7 @@
 	char			*ip, zone[MAX_STRING_LEN], buffer[MAX_STRING_LEN], *zone_str, *param;
 	struct in_addr		inaddr;
 #ifndef _WINDOWS
-#ifdef HAVE_RES_NINIT
+#if defined(HAVE_RES_NINIT) && !defined(_AIX)
 	struct __res_state	res_state_local;
 #else	/* thread-unsafe resolver API */
 	int			saved_nscount = 0, saved_retrans, saved_retry;
@@ -469,7 +469,7 @@
 		pDnsRecord = pDnsRecord->pNext;
 	}
 #else	/* not _WINDOWS */
-#ifdef HAVE_RES_NINIT
+#if defined(HAVE_RES_NINIT) && !defined(_AIX)
 	memset(&res_state_local, 0, sizeof(res_state_local));
 	if (-1 == res_ninit(&res_state_local))	/* initialize always, settings might have changed */
 #else
@@ -480,7 +480,7 @@
 		return SYSINFO_RET_FAIL;
 	}
 
-#ifdef HAVE_RES_NINIT
+#if defined(HAVE_RES_NINIT) && !defined(_AIX)
 	if (-1 == (res = res_nmkquery(&res_state_local, QUERY, zone, C_IN, type, NULL, 0, NULL, buf, sizeof(buf))))
 #else
 	if (-1 == (res = res_mkquery(QUERY, zone, C_IN, type, NULL, 0, NULL, buf, sizeof(buf))))
@@ -498,7 +498,7 @@
 			return SYSINFO_RET_FAIL;
 		}
 
-#ifdef HAVE_RES_NINIT
+#if defined(HAVE_RES_NINIT) && !defined(_AIX)
 		res_state_local.nsaddr_list[0].sin_addr = inaddr;
 		res_state_local.nsaddr_list[0].sin_family = AF_INET;
 		res_state_local.nsaddr_list[0].sin_port = htons(ZBX_DEFAULT_DNS_PORT);
@@ -514,7 +514,7 @@
 #endif
 	}
 
-#ifdef HAVE_RES_NINIT
+#if defined(HAVE_RES_NINIT) && !defined(_AIX)
 	if (0 != use_tcp)
 		res_state_local.options |= RES_USEVC;