Revert "objnam.c globals moved to instance globals."

This reverts commit 041e55467a.

include/decl.h

@@ -461,13 +461,6 @@ struct instance_globals {
     /* muse.c */
     boolean m_using; /* kludge to use mondided instead of killed */
 
-    /* objname.c */
-    /* distantname used by distant_name() to pass extra information to
-       xname_flags(); it would be much cleaner if this were a parameter,
-       but that would require all of the xname() and doname() calls to be
-       modified */
-    int distantname;
-
     /* pickup.c */
     int oldcap; /* last encumberance */
     /* current_container is set in use_container(), to be used by the

src/decl.c

@@ -345,9 +345,6 @@ const struct instance_globals g_init = {
     /* mused.c */
     FALSE, /* m_using */
 
-    /* objname.c */
-    0, /* distantname */
-
     /* pickup.c */
     0,  /* oldcap */
     UNDEFINED_PTR, /* current_container */

src/objnam.c

@@ -210,6 +210,11 @@ struct obj *obj;
     return TRUE;
 }
 
+/* used by distant_name() to pass extra information to xname_flags();
+   it would be much cleaner if this were a parameter, but that would
+   require all of the xname() and doname() calls to be modified */
+static int distantname = 0;
+
 /* Give the name of an object seen at a distance.  Unlike xname/doname,
  * we don't want to set dknown if it's not set already.
  */
@@ -228,9 +233,9 @@ char *FDECL((*func), (OBJ_P));
      * object is within X-ray radius and only treat it as distant when
      * beyond that radius.  Logic is iffy but result might be interesting.
      */
-    ++g.distantname;
+    ++distantname;
     str = (*func)(obj);
-    --g.distantname;
+    --distantname;
     return str;
 }
 
@@ -420,7 +425,7 @@ unsigned cxn_flags; /* bitmask of CXN_xxx values */
      */
     if (!nn && ocl->oc_uses_known && ocl->oc_unique)
         obj->known = 0;
-    if (!Blind && !g.distantname)
+    if (!Blind && !distantname)
         obj->dknown = TRUE;
     if (Role_if(PM_PRIEST))
         obj->bknown = TRUE;