1 files changed, 8 insertions, 1 deletions
diff --git a/usr.bin/m4/parser.y b/usr.bin/m4/parser.y
index 1495973..2239cf3 100644
--- a/usr.bin/m4/parser.y
+++ b/usr.bin/m4/parser.y
@@ -17,10 +17,17 @@
  *
  * $FreeBSD$
  */
+
 #include <math.h>
+#include <stddef.h>
+#include <stdio.h>
 #include <stdint.h>
+
+#include "mdef.h"
+#include "extern.h"
+
 #define YYSTYPE	int32_t
-extern int32_t end_result;
+
 extern int yylex(void);
 extern int yyerror(const char *);
 %}