Index: net/fping/Makefile
===================================================================
--- net/fping/Makefile
+++ net/fping/Makefile
@@ -2,7 +2,8 @@
 # $FreeBSD$
 
 PORTNAME=	fping
-PORTVERSION=	3.16
+PORTVERSION=	4.0
+DISTVERSIONPREFIX=	v
 CATEGORIES=	net ipv6
 
 MAINTAINER=	jharris@widomaker.com
@@ -14,20 +15,22 @@
 LICENSE_FILE=	${WRKSRC}/COPYING
 LICENSE_PERMS=	dist-mirror dist-sell pkg-mirror pkg-sell auto-accept
 
+USES=		autoreconf gmake
 USE_GITHUB=	yes
 GH_ACCOUNT=	schweikert
 
-OPTIONS_MULTI=		NET
-OPTIONS_MULTI_NET=	IPV4 IPV6
-OPTIONS_DEFAULT=	IPV4
-OPTIONS_SUB=	yes
-
-USES=		autoreconf gmake
 GNU_CONFIGURE=	yes
 CONFIGURE_ARGS=	--bindir="${PREFIX}/sbin"
 INSTALL_TARGET=	install-strip
 
+OPTIONS_MULTI=		NET
+OPTIONS_MULTI_NET=	IPV4 IPV6
+OPTIONS_DEFAULT=	IPV4 IPV6
+
 IPV4_CONFIGURE_ENABLE=	ipv4
 IPV6_CONFIGURE_ENABLE=	ipv6
 
+post-install:
+	${RLN} ${STAGEDIR}${PREFIX}/sbin/fping  ${STAGEDIR}${PREFIX}/sbin/fping6
+
 .include <bsd.port.mk>
Index: net/fping/distinfo
===================================================================
--- net/fping/distinfo
+++ net/fping/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1491320039
-SHA256 (schweikert-fping-3.16_GH0.tar.gz) = 3e73244f8e67eed777ef6a4280a32c030280789679de5220b484b6cfaca297d4
-SIZE (schweikert-fping-3.16_GH0.tar.gz) = 47240
+TIMESTAMP = 1529347052
+SHA256 (schweikert-fping-v4.0_GH0.tar.gz) = 8c9eac7aeadb5be0daa978cdac5f68ae44b749af0f643e8252b5e3dd4ce32e6a
+SIZE (schweikert-fping-v4.0_GH0.tar.gz) = 52971
Index: net/fping/files/patch-configure.ac
===================================================================
--- /dev/null
+++ net/fping/files/patch-configure.ac
@@ -0,0 +1,10 @@
+--- configure.ac.orig	2017-04-23 15:53:47 UTC
++++ configure.ac
+@@ -18,6 +18,7 @@ AS_IF([test "x$enable_ipv6" != "xno"], [
+     dnl Test if IPv6 is supported
+        AC_CHECK_HEADERS([netinet/icmp6.h], [have_ipv6="yes"], [], [[
+       #include <netinet/in.h>
++      #include <sys/types.h>
+   ]])
+ ])
+ dnl Can't disable both IPv4 and IPv6
Index: net/fping/pkg-plist
===================================================================
--- net/fping/pkg-plist
+++ net/fping/pkg-plist
@@ -1,6 +1,5 @@
 @mode 4555
-%%IPV4%%sbin/fping
-%%IPV6%%sbin/fping6
+sbin/fping
+sbin/fping6
 @mode
-%%IPV4%%man/man8/fping.8.gz
-%%IPV6%%man/man8/fping6.8.gz
+man/man8/fping.8.gz