diff --git a/comparator.h b/comparator.h
index 79dedf3eee844f37c9d661a0ee5a4afd3ea2d54b..18ecdabcd4bcf69b4676252420e25049d4260956 100644
--- a/comparator.h
+++ b/comparator.h
@@ -4,12 +4,14 @@
 #include <stddef.h>
 
 typedef int (*IntComparator)(const int a, const int b);
-int int_asc(const int a, const int b); 
-int int_desc(const int a, const int b); 
+int int_asc(const int a, const int b);
+int int_desc(const int a, const int b);
 
 typedef int (*StringComparator)(const char *a, const char *b);
+/* We don't need to define a StringComparator because strcmp is one! */
 
 typedef int (*Comparator)(const void *a, const void *b);
-int int_p_asc(const int *a, const int *b); 
-int int_p_desc(const int *a, const int *b); 
+int int_p_asc(const int *a, const int *b);
+int int_p_desc(const int *a, const int *b);
+
 #endif /* __COMPARATOR_H */