--- xstuff.c~	2014-08-09 05:59:27.430098652 +0200
+++ xstuff.c	2014-08-09 09:31:04.953397768 +0200
@@ -20,6 +20,7 @@
 #include <X11/Xatom.h>
 #include <X11/keysym.h>
 #include <stdio.h>
+#include <stdlib.h>
 
 #include "icon.h"
 #include "xstuff.h"
--- mfs.h~	2014-08-09 05:59:27.458114679 +0200
+++ mfs.h	2014-08-09 09:28:43.352221269 +0200
@@ -364,7 +364,7 @@
 /* ### Split next difinition into read (..._r) and write (..._w) ### */
 #define	cds_rootlen_r(cds)	(Read2Bytes(u_short,&cds[cds_rootlen_off]))
 #define	cds_rootlen_w(cds,x)	(Write2Bytes(&cds[cds_rootlen_off], x))
-#define drive_cds(dd) ((cds_t)(((int)cds_base)+(cds_record_size*(dd))))
+#define drive_cds(dd) ((cds_t)(((char *)cds_base)+(cds_record_size*(dd))))
 
 #define CDS_FLAG_REMOTE		0x8000
 #define CDS_FLAG_READY		0x4000
--- mfs.c~	2014-08-09 05:59:27.413113444 +0200
+++ mfs.c	2014-08-09 09:30:14.864291464 +0200
@@ -519,6 +519,7 @@
 
 
 struct mydirect *dos_readdir(DIR *);
+int calculate_drive_pointers(int dd);
 
 #if DOSEMU
 int
