diff --git a/include/st.h b/include/st.h
index 2276a021e7e..4907a7d390d 100644
--- a/include/st.h
+++ b/include/st.h
@@ -19,8 +19,7 @@ typedef unsigned long st_data_t;
 #elif SIZEOF_LONG_LONG == SIZEOF_VOIDP
 typedef unsigned LONG_LONG st_data_t;
 #else
-#error---->> st.c requires sizeof(void                                         \
-        *) == sizeof(long) or sizeof(LONG_LONG) to be compiled. <<----
+#error---->> st.c requires sizeof(void *) == sizeof(long) or sizeof(LONG_LONG) to be compiled. <<----
 #endif
 #define ST_DATA_T_DEFINED
 
@@ -49,8 +48,7 @@ typedef st_data_t st_index_t;
 typedef int st_compare_func(st_data_t, st_data_t);
 typedef st_index_t st_hash_func(st_data_t);
 
-typedef char st_check_for_sizeof_st_index_t
-    [SIZEOF_VOIDP == (int)sizeof(st_index_t) ? 1 : -1];
+typedef char st_check_for_sizeof_st_index_t[SIZEOF_VOIDP == (int)sizeof(st_index_t) ? 1 : -1];
 #define SIZEOF_ST_INDEX_T SIZEOF_VOIDP
 
 struct st_hash_type {
@@ -105,21 +103,17 @@ int st_insert(st_table *, st_data_t, st_data_t);
 int st_insert2(st_table *, st_data_t, st_data_t, st_data_t (*)(st_data_t));
 int st_lookup(st_table *, st_data_t, st_data_t *);
 int st_get_key(st_table *, st_data_t, st_data_t *);
-typedef int st_update_callback_func(st_data_t *key, st_data_t *value,
-                                    st_data_t arg, int existing);
+typedef int st_update_callback_func(st_data_t *key, st_data_t *value, st_data_t arg, int existing);
 /* *key may be altered, but must equal to the old key, i.e., the
  * results of hash() are same and compare() returns 0, otherwise the
  * behavior is undefined */
-int st_update(st_table *table, st_data_t key, st_update_callback_func *func,
-              st_data_t arg);
+int st_update(st_table *table, st_data_t key, st_update_callback_func *func, st_data_t arg);
 int st_foreach(st_table *, int (*)(ANYARGS), st_data_t);
 int st_foreach_check(st_table *, int (*)(ANYARGS), st_data_t, st_data_t);
 st_index_t st_keys(st_table *table, st_data_t *keys, st_index_t size);
-st_index_t st_keys_check(st_table *table, st_data_t *keys, st_index_t size,
-                         st_data_t never);
+st_index_t st_keys_check(st_table *table, st_data_t *keys, st_index_t size, st_data_t never);
 st_index_t st_values(st_table *table, st_data_t *values, st_index_t size);
-st_index_t st_values_check(st_table *table, st_data_t *values, st_index_t size,
-                           st_data_t never);
+st_index_t st_values_check(st_table *table, st_data_t *values, st_index_t size, st_data_t never);
 void st_add_direct(st_table *, st_data_t, st_data_t);
 void st_free_table(st_table *);
 void st_cleanup_safe(st_table *, st_data_t);