move T_DIR etc into stat.h; move type up

fs.h

@@ -31,10 +31,6 @@ struct dinode {
   uint addrs[NADDRS];   // Data block addresses
 };
 
-#define T_DIR  1   // Directory
-#define T_FILE 2   // File
-#define T_DEV  3   // Special device
-
 // Inodes per block.
 #define IPB           (BSIZE / sizeof(struct dinode))
 

mkfs.c

@@ -6,6 +6,7 @@
 #include <assert.h>
 #include "types.h"
 #include "fs.h"
+#include "stat.h"
 
 int nblocks = 995;
 int ninodes = 200;

stat.h

+#define T_DIR  1   // Directory
+#define T_FILE 2   // File
+#define T_DEV  3   // Special device
+
 struct stat {
+  short type;  // Type of file
   int dev;     // Device number
   uint ino;    // Inode number on device
-  short type;  // Type of file
   short nlink; // Number of links to file
   uint size;   // Size of file in bytes
 };