Add and move declarations to fix all of the warnings from `gcc -Wimplicit'

(except in netccitt, netiso and netns) and most of the warnings from
`gcc -Wnested-externs'.  Fix all the bugs found.  There were no serious
ones.

8 files changed, 13 insertions, 13 deletions

diff --git a/sys/net/if.h b/sys/net/if.h
index 6d733b1..56a292d 100644
--- a/sys/net/if.h
+++ b/sys/net/if.h
@@ -31,7 +31,7 @@
  * SUCH DAMAGE.
  *
  *	@(#)if.h	8.1 (Berkeley) 6/10/93
- * $Id: if.h,v 1.14 1994/12/22 07:20:03 davidg Exp $
+ * $Id: if.h,v 1.15 1994/12/30 06:46:21 davidg Exp $
  */
 
 #ifndef _NET_IF_H_
@@ -350,6 +350,7 @@ struct	ifconf {
 		(ifa)->ifa_refcnt--;
 
 extern struct	ifnet	*ifnet;
+extern struct	ifnet	loif;
 
 void	ether_ifattach __P((struct ifnet *));
 void	ether_input __P((struct ifnet *, struct ether_header *, struct mbuf *));
diff --git a/sys/net/if_ethersubr.c b/sys/net/if_ethersubr.c
index 978557b..1fce9d4 100644
--- a/sys/net/if_ethersubr.c
+++ b/sys/net/if_ethersubr.c
@@ -31,7 +31,7 @@
  * SUCH DAMAGE.
  *
  *	@(#)if_ethersubr.c	8.1 (Berkeley) 6/10/93
- * $Id: if_ethersubr.c,v 1.4 1994/11/24 14:29:38 davidg Exp $
+ * $Id: if_ethersubr.c,v 1.5 1994/12/13 22:31:45 wollman Exp $
  */
 
 #include <sys/param.h>
@@ -82,7 +82,6 @@ extern struct ifqueue pkintrq;
 #endif
 
 u_char	etherbroadcastaddr[6] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
-extern	struct ifnet loif;
 #define senderr(e) { error = (e); goto bad;}
 
 /*
diff --git a/sys/net/if_fddisubr.c b/sys/net/if_fddisubr.c
index 9442b88..430dc6e 100644
--- a/sys/net/if_fddisubr.c
+++ b/sys/net/if_fddisubr.c
@@ -31,7 +31,7 @@
  * SUCH DAMAGE.
  *
  *	from: if_ethersubr.c,v 1.5 1994/12/13 22:31:45 wollman Exp
- * $Id$
+ * $Id: if_fddisubr.c,v 1.2 1995/03/14 22:15:36 davidg Exp $
  */
 
 #include <sys/param.h>
@@ -88,7 +88,6 @@
 extern struct ifqueue pkintrq;
 #endif
 
-extern struct ifnet loif;
 #define senderr(e) { error = (e); goto bad;}
 
 /*
diff --git a/sys/net/if_sl.c b/sys/net/if_sl.c
index 323d52c..6a92ff5 100644
--- a/sys/net/if_sl.c
+++ b/sys/net/if_sl.c
@@ -31,7 +31,7 @@
  * SUCH DAMAGE.
  *
  *	@(#)if_sl.c	8.6 (Berkeley) 2/1/94
- * $Id: if_sl.c,v 1.11 1994/11/27 15:29:57 bde Exp $
+ * $Id: if_sl.c,v 1.12 1995/02/13 02:09:14 ache Exp $
  */
 
 /*
@@ -80,6 +80,7 @@
 #include <sys/ioctl.h>
 #include <sys/file.h>
 #include <sys/tty.h>
+#include <sys/clist.h>
 #include <sys/kernel.h>
 #include <sys/conf.h>
 
@@ -439,7 +440,6 @@ slstart(tp)
 	u_char bpfbuf[SLTMAX + SLIP_HDRLEN];
 	register int len = 0;
 #endif
-	extern int cfreecount;
 
 	for (;;) {
 		/*
diff --git a/sys/net/if_tun.c b/sys/net/if_tun.c
index 413d1e9..97a56da 100644
--- a/sys/net/if_tun.c
+++ b/sys/net/if_tun.c
@@ -29,6 +29,7 @@
 #include <sys/syslog.h>
 #include <sys/select.h>
 #include <sys/file.h>
+#include <sys/signalvar.h>
 #ifdef __FreeBSD__
 #include <sys/kernel.h>
 #endif
diff --git a/sys/net/radix.h b/sys/net/radix.h
index b389596..9d44941 100644
--- a/sys/net/radix.h
+++ b/sys/net/radix.h
@@ -31,7 +31,7 @@
  * SUCH DAMAGE.
  *
  *	@(#)radix.h	8.1 (Berkeley) 6/10/93
- * $Id: radix.h,v 1.4 1994/11/02 04:41:23 wollman Exp $
+ * $Id: radix.h,v 1.5 1994/11/14 14:06:06 bde Exp $
  */
 
 #ifndef _NET_RADIX_H_
@@ -125,7 +125,6 @@ struct radix_node_head {
 	struct	radix_node rnh_nodes[3];	/* empty tree for common case */
 };
 
-
 #ifndef KERNEL
 #define Bcmp(a, b, n) bcmp(((char *)(a)), ((char *)(b)), (n))
 #define Bzero(p, n) bzero((char *)(p), (int)(n));
@@ -138,6 +137,8 @@ struct radix_node_head {
 #define R_Malloc(p, t, n) (p = (t) malloc((unsigned long)(n), M_RTABLE, M_DONTWAIT))
 #define Free(p) free((caddr_t)p, M_RTABLE);
 
+extern struct radix_node_head *mask_rnhead;
+
 void	 rn_init __P((void));
 int	 rn_inithead __P((void **, int));
 int	 rn_refines __P((void *, void *));
diff --git a/sys/net/route.c b/sys/net/route.c
index 6c01a92..510a085 100644
--- a/sys/net/route.c
+++ b/sys/net/route.c
@@ -31,7 +31,7 @@
  * SUCH DAMAGE.
  *
  *	@(#)route.c	8.2 (Berkeley) 11/15/93
- * $Id: route.c,v 1.14 1995/01/23 02:00:34 wollman Exp $
+ * $Id: route.c,v 1.15 1995/01/23 17:53:21 davidg Exp $
  */
 
 #include <sys/param.h>
@@ -51,6 +51,7 @@
 
 #include <netinet/in.h>
 #include <netinet/in_var.h>
+#include <netinet/ip_mroute.h>
 
 #ifdef NS
 #include <netns/ns.h>
@@ -293,7 +294,6 @@ rtioctl(req, data, p)
 	struct proc *p;
 {
 #ifdef INET
-	extern int (*mrt_ioctl)(int, caddr_t, struct proc *);
 	/* Multicast goop, grrr... */
 	return mrt_ioctl(req, data, p);
 #else /* INET */
diff --git a/sys/net/rtsock.c b/sys/net/rtsock.c
index d73604e..7c5056f 100644
--- a/sys/net/rtsock.c
+++ b/sys/net/rtsock.c
@@ -31,7 +31,7 @@
  * SUCH DAMAGE.
  *
  *	@(#)rtsock.c	8.3 (Berkeley) 1/4/94
- * $Id: rtsock.c,v 1.7 1994/10/11 23:16:29 wollman Exp $
+ * $Id: rtsock.c,v 1.8 1994/12/13 22:31:49 wollman Exp $
  */
 
 #include <sys/param.h>
@@ -201,7 +201,6 @@ route_output(m, so)
 			senderr(ESRCH);
 		if (rtm->rtm_type != RTM_GET) {/* XXX: too grotty */
 			struct radix_node *rn;
-			extern struct radix_node_head *mask_rnhead;
 
 			if (Bcmp(dst, rt_key(rt), dst->sa_len) != 0)
 				senderr(ESRCH);