M164: finding saved games in QT nethack start

Only 5 months old.  The Unix code to find saved games, currently only enabled
for Qt use, fails to use fqname and SAVEPREFIX, so it doesn't find saved
games when prefixes are in effect.

doc/fixes34.4

@@ -204,6 +204,7 @@ winCE: disable processing of double-click messages if the first click
 X11: ensure vertical scrollbar shows up in text display windows
 X11: fix typo in mouse click sanity check; result might have pointed to
 	spurious location after window resizing
+unix/Qt: saved games were not found if nethack was built with prefixes in use
 
 
 General New Features

src/files.c

@@ -1083,13 +1083,13 @@ get_saved_games()
 	/* posixly correct version */
     int myuid=getuid();
     DIR *dir;
-    if((dir=opendir("save"))) {
+    if((dir=opendir(fqname("save", SAVEPREFIX, 0)))) {
 	for(n=0; readdir(dir); n++)
 		;
 	closedir(dir);
 	if(n>0) {
 		int i;
-		if(!(dir=opendir("save")))
+		if(!(dir=opendir(fqname("save", SAVEPREFIX, 0))))
 			return 0;
 	        result = (char**)alloc((n+1)*sizeof(char*)); /* at most */
 		for (i=0, j=0; i<n; i++) {
@@ -1116,7 +1116,7 @@ get_saved_games()
 		return result;
 	}
     }
-#endif
+#endif /* SELECTSAVED */
     return 0;
 }