--- a/src/extra/pktbuff.c
+++ b/src/extra/pktbuff.c
@@ -14,7 +14,7 @@
 #include <string.h> /* for memcpy */
 #include <stdbool.h>
 
-#include <netinet/if_ether.h>
+#include <linux/if_ether.h>
 #include <netinet/ip.h>
 #include <netinet/tcp.h>
 
--- a/src/nlmsg.c
+++ b/src/nlmsg.c
@@ -21,7 +21,7 @@
 
 #include <linux/netfilter/nfnetlink_queue.h>
 
-#include <libnetfilter_queue/libnetfilter_queue.h>
+// #include <libnetfilter_queue/libnetfilter_queue.h>
 
 #include "internal.h"
 
--- a/src/extra/tcp.c
+++ b/src/extra/tcp.c
@@ -139,12 +139,16 @@ void nfq_tcp_compute_checksum_ipv6(struc
  *  (union is compatible to any of its members)
  *  This means this part of the code is -fstrict-aliasing safe now.
  */
+#ifndef __ANDROID__
 union tcp_word_hdr {
 	struct tcphdr hdr;
 	uint32_t  words[5];
 };
+#endif
 
+#ifndef tcp_flag_word
 #define tcp_flag_word(tp) ( ((union tcp_word_hdr *)(tp))->words[3])
+#endif
 
 /**
  * nfq_pkt_snprintf_tcp_hdr - print tcp header into one buffer in a humnan