-/* Two uniqstr have the same value iff they are the same. */
-#define UNIQSTR_EQ(S1, S2) ((S1) == (S2))
+/* Two uniqstr values have the same value iff they are the same. */
+#define UNIQSTR_EQ(USTR1, USTR2) ((USTR1) == (USTR2))
/*--------------------------------------.
| Initializing, destroying, debugging. |
/*--------------------------------------.
| Initializing, destroying, debugging. |