diff --git a/NEWS b/NEWS
index eee7bb4939c..5c61d900352 100644
--- a/NEWS
+++ b/NEWS
@@ -7,6 +7,8 @@ PHP                                                                        NEWS
     (zeriyoshi)
   . Fixed bug GH-15515 (Configure error grep illegal option q). (Peter Kokot)
   . Fixed bug GH-15514 (Configure error: genif.sh: syntax error). (Peter Kokot)
+  . Fixed bug GH-15565 (--disable-ipv6 during compilation produces error
+    EAI_SYSTEM not found). (nielsdos)
 
 - DOM:
   . Fixed bug GH-15551 (Segmentation fault (access null pointer) in
diff --git a/main/network.c b/main/network.c
index d44f3cae2e4..d5fa851b4f0 100644
--- a/main/network.c
+++ b/main/network.c
@@ -118,7 +118,9 @@ static const char *php_gai_strerror(int code)
 		{EAI_NONAME, "Name or service not known"},
 		{EAI_SERVICE, "Servname not supported for ai_socktype"},
 		{EAI_SOCKTYPE, "ai_socktype not supported"},
+#  ifdef EAI_SYSTEM
 		{EAI_SYSTEM, "System error"},
+#  endif
 		{0, NULL}
 	};
 	int i;