--- /dev/null
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+int main ()
+{
+struct foo {
+ int zoo;
+ int bar [10];
+ float baz;
+};
+
+#define offsetof(S,F) ((size_t) & (((S *) 0)->F))
+
+struct foo *k = (struct foo *) malloc (offsetof (struct foo, bar[4]));
+k->bar[1] = 9;
+free (k);
+return 0;
+}