--- copytape.c.orig    2013-10-16 06:54:00.000000000 -0400
+++ copytape.c 2013-10-16 06:54:13.000000000 -0400
@@ -29,6 +29,8 @@


 #include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
 #include <sys/types.h>
 #include <sys/ioctl.h>
 #include <sys/mtio.h>