From b0af263838058420b5fafa4dc3ac6a1d6f7b3b3e Mon Sep 17 00:00:00 2001
From: Aaron Bieber <aaron@bolddaemon.com>
Date: Sat, 22 Oct 2016 09:01:07 -0600
Subject: [PATCH] fix build on OpenBSD

---
 CMakeLists.txt | 3 ++-
 ares.h         | 2 +-
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index b3aa87e5..698ad7b3 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -460,7 +460,8 @@ IF (HAVE_GETSERVBYPORT_R)
 	# TODO : Should probably autodetect
 	IF (CMAKE_SYSTEM_NAME STREQUAL "SunOS")
 		SET (GETSERVBYPORT_R_ARGS 5)
-	ELSEIF (CMAKE_SYSTEM_NAME STREQUAL "AIX")
+	ELSEIF (CMAKE_SYSTEM_NAME STREQUAL "AIX" OR
+		CMAKE_SYSTEM_NAME STREQUAL "OpenBSD")
 		SET (GETSERVBYPORT_R_ARGS 4)
 	ELSE ()
 		# Probably linux
diff --git a/ares.h b/ares.h
index cbd30f64..8c80f074 100644
--- a/ares.h
+++ b/ares.h
@@ -38,7 +38,7 @@
    require it! */
 #if defined(_AIX) || defined(__NOVELL_LIBC__) || defined(__NetBSD__) || \
     defined(__minix) || defined(__SYMBIAN32__) || defined(__INTEGRITY) || \
-    defined(ANDROID) || defined(__ANDROID__)
+    defined(ANDROID) || defined(__ANDROID__) || defined(__OpenBSD__)
 #include <sys/select.h>
 #endif
 #if (defined(NETWARE) && !defined(__NOVELL_LIBC__))