diff --git a/servers/mfs/type.h b/servers/mfs/type.h
index 63576838d..21e482e07 100644
--- a/servers/mfs/type.h
+++ b/servers/mfs/type.h
@@ -1,9 +1,9 @@
 /* Declaration of the V1 inode as it is on the disk (not in core). */
 typedef struct {		/* V1.x disk inode */
-  mode_t d1_mode;		/* file type, protection, etc. */
-  uid_t d1_uid;			/* user id of the file's owner */
-  off_t d1_size;		/* current file size in bytes */
-  time_t d1_mtime;		/* when was file data last changed */
+  u16_t d1_mode;		/* file type, protection, etc. */
+  i16_t d1_uid;			/* user id of the file's owner */
+  i32_t d1_size;		/* current file size in bytes */
+  i32_t d1_mtime;		/* when was file data last changed */
   u8_t d1_gid;			/* group number */
   u8_t d1_nlinks;		/* how many links to this file */
   u16_t d1_zone[V1_NR_TZONES];	/* block nums for direct, ind, and dbl ind */
@@ -11,14 +11,14 @@ typedef struct {		/* V1.x disk inode */
 
 /* Declaration of the V2 inode as it is on the disk (not in core). */
 typedef struct {		/* V2.x disk inode */
-  mode_t d2_mode;		/* file type, protection, etc. */
+  u16_t d2_mode;		/* file type, protection, etc. */
   u16_t d2_nlinks;		/* how many links to this file. HACK! */
-  uid_t d2_uid;			/* user id of the file's owner. */
+  i16_t d2_uid;			/* user id of the file's owner. */
   u16_t d2_gid;			/* group number HACK! */
-  off_t d2_size;		/* current file size in bytes */
-  time_t d2_atime;		/* when was file data last accessed */
-  time_t d2_mtime;		/* when was file data last changed */
-  time_t d2_ctime;		/* when was inode data last changed */
+  i32_t d2_size;		/* current file size in bytes */
+  i32_t d2_atime;		/* when was file data last accessed */
+  i32_t d2_mtime;		/* when was file data last changed */
+  i32_t d2_ctime;		/* when was inode data last changed */
   zone_t d2_zone[V2_NR_TZONES];	/* block nums for direct, ind, and dbl ind */
 } d2_inode;