iptables: unbreak musl build; patch from Alpine.

srcpkgs/iptables/patches/iptables-1.4.14-musl-fixes.patch

@@ -0,0 +1,127 @@
+--- extensions/libip6t_ipv6header.c
++++ extensions/libip6t_ipv6header.c
+@@ -10,6 +10,9 @@
+ #include <netdb.h>
+ #include <xtables.h>
+ #include <linux/netfilter_ipv6/ip6t_ipv6header.h>
++#ifndef IPPROTO_HOPOPTS
++#	define IPPROTO_HOPOPTS 0
++#endif
+ 
+ enum {
+ 	O_HEADER = 0,
+--- extensions/libxt_TCPOPTSTRIP.c
++++ extensions/libxt_TCPOPTSTRIP.c
+@@ -12,6 +12,21 @@
+ #ifndef TCPOPT_MD5SIG
+ #	define TCPOPT_MD5SIG 19
+ #endif
++#ifndef TCPOPT_MAXSEG
++#	define TCPOPT_MAXSEG 2
++#endif
++#ifndef TCPOPT_WINDOW
++#	define TCPOPT_WINDOW 3
++#endif
++#ifndef TCPOPT_SACK_PERMITTED
++#	define TCPOPT_SACK_PERMITTED 4
++#endif
++#ifndef TCPOPT_SACK
++#	define TCPOPT_SACK 5
++#endif
++#ifndef TCPOPT_TIMESTAMP
++#	define TCPOPT_TIMESTAMP 8
++#endif
+ 
+ enum {
+ 	O_STRIP_OPTION = 0,
+--- include/libiptc/ipt_kernel_headers.h
++++ include/libiptc/ipt_kernel_headers.h
+@@ -5,7 +5,6 @@
+ 
+ #include <limits.h>
+ 
+-#if defined(__GLIBC__) && __GLIBC__ == 2
+ #include <netinet/ip.h>
+ #include <netinet/in.h>
+ #include <netinet/ip_icmp.h>
+@@ -13,15 +12,4 @@
+ #include <netinet/udp.h>
+ #include <net/if.h>
+ #include <sys/types.h>
+-#else /* libc5 */
+-#include <sys/socket.h>
+-#include <linux/ip.h>
+-#include <linux/in.h>
+-#include <linux/if.h>
+-#include <linux/icmp.h>
+-#include <linux/tcp.h>
+-#include <linux/udp.h>
+-#include <linux/types.h>
+-#include <linux/in6.h>
+-#endif
+ #endif
+--- include/linux/netfilter_ipv4/ip_tables.h
++++ include/linux/netfilter_ipv4/ip_tables.h
+@@ -16,6 +16,7 @@
+ #define _IPTABLES_H
+ 
+ #include <linux/types.h>
++#include <sys/types.h>
+ 
+ #include <linux/netfilter_ipv4.h>
+ 
+--- iptables/ip6tables-restore.c
++++ iptables/ip6tables-restore.c
+@@ -9,7 +9,7 @@
+  */
+ 
+ #include <getopt.h>
+-#include <sys/errno.h>
++#include <errno.h>
+ #include <stdbool.h>
+ #include <string.h>
+ #include <stdio.h>
+--- iptables/ip6tables-save.c
++++ iptables/ip6tables-save.c
+@@ -6,7 +6,7 @@
+  * This code is distributed under the terms of GNU GPL v2
+  */
+ #include <getopt.h>
+-#include <sys/errno.h>
++#include <errno.h>
+ #include <stdio.h>
+ #include <fcntl.h>
+ #include <stdlib.h>
+--- iptables/iptables-restore.c
++++ iptables/iptables-restore.c
+@@ -6,7 +6,7 @@
+  */
+ 
+ #include <getopt.h>
+-#include <sys/errno.h>
++#include <errno.h>
+ #include <stdbool.h>
+ #include <string.h>
+ #include <stdio.h>
+--- iptables/iptables-save.c
++++ iptables/iptables-save.c
+@@ -6,7 +6,7 @@
+  *
+  */
+ #include <getopt.h>
+-#include <sys/errno.h>
++#include <errno.h>
+ #include <stdio.h>
+ #include <fcntl.h>
+ #include <stdlib.h>
+--- iptables/iptables-xml.c
++++ iptables/iptables-xml.c
+@@ -7,7 +7,7 @@
+  */
+ 
+ #include <getopt.h>
+-#include <sys/errno.h>
++#include <errno.h>
+ #include <string.h>
+ #include <stdio.h>
+ #include <stdlib.h>

srcpkgs/iptables/template

@@ -1,7 +1,7 @@
 # Template file for 'iptables'
 pkgname=iptables
 version=1.4.21
-revision=2
+revision=4
 build_style=gnu-configure
 build_options="systemd"
 configure_args="--enable-libipq --enable-shared --enable-devel --enable-bpf-compiler"