diff -Naur drystone-patched/dhry.h dhrystone-working/dhry.h
--- dhry.h	2014-08-30 16:37:44.933675426 +0200
+++ dhry.h	2014-08-30 17:22:14.124345711 +0200
@@ -384,7 +384,10 @@
 /* General definitions: */
 
 #include <stdio.h>
+#include <string.h>
                 /* for strcpy, strcmp */
+#include <stdlib.h>
+		/* for malloc */
 #include <unistd.h>
 		/* for sysconf */
 
diff -Naur drystone-patched/dhry_1.c dhrystone-working/dhry_1.c
--- dhry_1.c	2014-08-30 16:44:20.484050144 +0200
+++ dhry_1.c	2014-08-30 17:12:06.705379492 +0200
@@ -28,7 +28,6 @@
 int             Arr_1_Glob [50];
 int             Arr_2_Glob [50] [50];
 
-extern char     *malloc ();
 Enumeration     Func_1 ();
   /* forward declaration necessary since Enumeration may not simply be int */
 
@@ -45,7 +44,6 @@
 
 #ifdef TIMES
 struct tms      time_info;
-extern  int     times ();
                 /* see library function "times" */
 #define Too_Small_Time 120
                 /* Measurements should last at least about 2 seconds */