New server.h for server startup, control and shutdown, i.e. stuff in

src/server.  Use it.

src/lib/commands/forc.c

@@ -36,13 +36,11 @@
 #include "player.h"
 #include "empthread.h"
 #include "commands.h"
+#include "server.h"
 
 int
 force(void)
 {
-    extern empth_sem_t *update_sem;
-    extern int update_pending;
-    extern int shutdown_pending;
     int seconds;
     time_t now;
 

src/lib/commands/mobu.c

@@ -43,6 +43,7 @@
 #include "file.h"
 #include "commands.h"
 #include "optlist.h"
+#include "server.h"
 #include "prototypes.h"
 
 #include <stdio.h>
@@ -52,7 +53,6 @@ mobupdate(void)
 {
     FILE *fp;
     long minites;
-    extern int updating_mob;
     struct mob_acc_globals timestamps;
     long now;
 

src/lib/commands/shut.c

@@ -38,13 +38,12 @@
 #include "nat.h"
 #include "file.h"
 #include "commands.h"
+#include "server.h"
 #include "prototypes.h"
 
 int
 shut(void)
 {
-    extern int update_pending;
-    extern int shutdown_pending;
     int shutdown_minutes;
     int shutdown_was_pending;
     s_char buf[100];

src/lib/commands/upda.c

@@ -39,6 +39,7 @@
 #include "optlist.h"
 #include "keyword.h"
 #include "wantupd.h"
+#include "server.h"
 
 /*
  * Tell what the update policy is, and when the next update
@@ -49,7 +50,6 @@ upda(void)
 {
     FILE *fp;
     struct mob_acc_globals timestamps;
-    extern int updating_mob;
 
     if (opt_MOB_ACCESS) {
 #if !defined(_WIN32)
@@ -73,7 +73,6 @@ upda(void)
     }
     if (opt_UPDATESCHED) {
 	time_t now, next, delta;
-	extern int update_time;
 
 	if (updates_disabled())
 	    pr("UPDATES ARE DISABLED!\n");

src/lib/commands/zdon.c

@@ -58,11 +58,11 @@
 #include "empthread.h"
 #include "commands.h"
 #include "optlist.h"
+#include "server.h"
 
 int
 zdon(void)
 {
-    extern empth_sem_t *update_sem;
     natid whichcnum;
     struct natstr *natp;
     register s_char *p;