3 files changed, 15 insertions, 1 deletions
diff --git a/util/dict.c b/util/dict.c
index 56ed6c9..75fcf3b 100644
--- a/util/dict.c
+++ b/util/dict.c
@@ -1,6 +1,5 @@
 #include <stdio.h>
 #include <stdlib.h>
-#include <stdint.h>
 #include <string.h>
 
 #include "util/dict.h"
diff --git a/util/dict.h b/util/dict.h
index ecaf53a..109c07a 100644
--- a/util/dict.h
+++ b/util/dict.h
@@ -1,6 +1,9 @@
 #ifndef DICT_H
 #define DICT_H
 
+#include <stddef.h>
+#include <stdint.h>
+
 struct level {
     uint64_t bit_mask;
     uint64_t *token_masks;
diff --git a/util/util.h b/util/util.h
new file mode 100644
index 0000000..9dc29d8
--- /dev/null
+++ b/util/util.h
@@ -0,0 +1,12 @@
+#ifndef UTIL_H
+#define UTIL_H
+
+#define IMPLEMENT_FUNCPTR(type, name, args)  \
+    type __##name args;                      \
+    type (*name) args = __##name;            \
+    type __##name args
+
+#define X_TO_STR(s) #s,
+#define X_TO_ENUM(s) s,
+
+#endif