diff --git a/src/libip/bo.c b/src/libip/bo.c
index 54675d8..95fc5f8 100644
--- a/src/libip/bo.c
+++ b/src/libip/bo.c
@@ -2,6 +2,21 @@
 #include <libc.h>
 #include <ip.h>
 
+void
+hnputv(void *p, uvlong v)
+{
+	uchar *a;
+
+	a = p;
+	a[0] = v>>56;
+	a[1] = v>>48;
+	a[2] = v>>40;
+	a[3] = v>>32;
+	a[4] = v>>24;
+	a[5] = v>>16;
+	a[6] = v>>8;
+	a[7] = v;
+}
 
 void
 hnputl(void *p, uint v)
@@ -25,6 +40,24 @@
 	a[1] = v;
 }
 
+uvlong
+nhgetv(void *p)
+{
+	uchar *a;
+	uvlong v;
+
+	a = p;
+	v = (uvlong)a[0]<<56;
+	v |= (uvlong)a[1]<<48;
+	v |= (uvlong)a[2]<<40;
+	v |= (uvlong)a[3]<<32;
+	v |= a[4]<<24;
+	v |= a[5]<<16;
+	v |= a[6]<<8;
+	v |= a[7]<<0;
+	return v;
+}
+
 uint
 nhgetl(void *p)
 {
diff --git a/src/libip/ip.h b/src/libip/ip.h
deleted file mode 100644
index aae565c..0000000
--- a/src/libip/ip.h
+++ /dev/null
@@ -1,77 +0,0 @@
-#pragma	src	"/sys/src/libip"
-#pragma	lib	"libip.a"
-
-enum 
-{
-	IPaddrlen=	16,
-	IPv4addrlen=	4,
-	IPv4off=	12,
-	IPllen=		4,
-};
-
-/*
- *  for reading /net/ipifc
- */
-typedef struct Ipifc Ipifc;
-typedef struct Ipifcs Ipifcs;
-
-struct Ipifc
-{
-	char	dev[64];
-	uchar	ip[IPaddrlen];
-	uchar	mask[IPaddrlen];
-	uchar	net[IPaddrlen];		/* ip & mask */
-	Ipifc	*next;
-};
-
-struct Ipifcs
-{
-	Ipifc *first;
-	Ipifc *last;
-};
-
-/*
- *  user level udp headers
- */
-enum 
-{
-	Udphdrsize=	36,	/* size of a Udphdr */
-};
-
-typedef struct Udphdr Udphdr;
-struct Udphdr
-{
-	uchar	raddr[IPaddrlen];	/* remote address and port */
-	uchar	laddr[IPaddrlen];	/* local address and port */
-	uchar	rport[2];
-	uchar	lport[2];
-};
-
-uchar*	defmask(uchar*);
-void	maskip(uchar*, uchar*, uchar*);
-int	eipconv(va_list*, Fconv*);
-ulong	parseip(uchar*, char*);
-ulong	parseipmask(uchar*, char*);
-int	parseether(uchar*, char*);
-int	myipaddr(uchar*, char*);
-int	myetheraddr(uchar*, char*);
-
-void	readipifc(char*, Ipifcs*);
-
-void	hnputl(void*, uint);
-void	hnputs(void*, ushort);
-uint	nhgetl(void*);
-ushort	nhgets(void*);
-
-#define	ipcmp(x, y) memcmp(x, y, IPaddrlen)
-#define	ipmove(x, y) memmove(x, y, IPaddrlen)
-
-extern uchar IPv4bcast[IPaddrlen];
-extern uchar IPv4bcastobs[IPaddrlen];
-extern uchar IPv4allsys[IPaddrlen];
-extern uchar IPv4allrouter[IPaddrlen];
-extern uchar IPnoaddr[IPaddrlen];
-extern uchar v4prefix[IPaddrlen];
-extern uchar IPallbits[IPaddrlen];
-
-#define CLASS(p) ((*(uchar*)(p))>>6)