rogue4: fix most GCC5 warnings.

Converting all function definitions to ANSI style accounts for most of
the change.  This has exposed other problems, such as daemons not
actually being their stated type, that will require more careful
solutions.

rogue4/wizard.c

@@ -16,8 +16,8 @@
  * whatis:
  *	What a certin object is
  */
-whatis(insist)
-bool insist;
+void
+whatis(bool insist)
 {
     register THING *obj;
 
@@ -80,7 +80,8 @@ bool insist;
  * create_obj:
  *	Wizard command for getting anything he wants
  */
-create_obj()
+void
+create_obj(void)
 {
     register THING *obj;
     register char ch, bless;
@@ -150,7 +151,8 @@ create_obj()
  * telport:
  *	Bamf the hero someplace else
  */
-teleport()
+int
+teleport(void)
 {
     register int rm;
     coord c;
@@ -194,7 +196,8 @@ teleport()
  * passwd:
  *	See if user knows password
  */
-passwd()
+bool
+passwd(void)
 {
     register char *sp, c;
     char buf[MAXSTR], *xcrypt();
@@ -219,7 +222,8 @@ passwd()
  * show_map:
  *	Print out the map for the wizard
  */
-show_map()
+void
+show_map(void)
 {
     register int y, x, real;