cleanup

@@ -476,14 +476,14 @@
 static char *
 demangled_name(char *s)
 {
         static char     *buf = NULL;
         size_t          buflen = 0;
-        const char      *dn;
+        char            *dn;
         size_t          len;
 
-        dn = conv_demangle_name(s);
+        dn = (char *)conv_demangle_name(s);
 
         /*
          * If not demangled, just return the symbol name
          */
         if (dn == s)