Record in xlogfile if any bones were loaded

include/you.h

@@ -95,6 +95,7 @@ struct u_conduct {		/* number of times... */
 struct u_roleplay {
     boolean  blind;   /* permanently blind */
     boolean  nudist;  /* has not worn any armor, ever */
+    long numbones;    /* # of bones files loaded  */
 };
 
 /*** Unified structure containing role information ***/

src/bones.c

@@ -597,6 +597,7 @@ getbones()
 	}
 	(void) close(fd);
 	sanitize_engravings();
+	u.uroleplay.numbones++;
 
 	if(wizard) {
 		if(yn("Unlink bones?") == 'n') {

src/topten.c

@@ -353,8 +353,9 @@ encodexlogflags()
 {
     long e = 0L;
 
-    if (wizard)   e |= 1L << 0;
-    if (discover) e |= 1L << 1;
+    if (wizard)                e |= 1L << 0;
+    if (discover)              e |= 1L << 1;
+    if (!u.uroleplay.numbones) e |= 1L << 2;
 
     return e;
 }