--- libnfnetlink-1.0.1.orig/include/libnfnetlink/linux_nfnetlink_compat.h	2008-06-18 14:36:57.000000000 +0200
+++ libnfnetlink-1.0.1/include/libnfnetlink/linux_nfnetlink_compat.h	2014-04-08 09:00:23.000000000 +0200
@@ -3,6 +3,8 @@
 #ifndef __KERNEL__
 /* Old nfnetlink macros for userspace */
 
+#include <stdint.h>
+
 /* nfnetlink groups: Up to 32 maximum */
 #define NF_NETLINK_CONNTRACK_NEW 		0x00000001
 #define NF_NETLINK_CONNTRACK_UPDATE		0x00000002
@@ -20,8 +22,8 @@
 
 struct nfattr
 {
-	u_int16_t nfa_len;
-	u_int16_t nfa_type;	/* we use 15 bits for the type, and the highest
+	uint16_t nfa_len;
+	uint16_t nfa_type;	/* we use 15 bits for the type, and the highest
 				 * bit to indicate whether the payload is nested */
 };