ffi work, add dirent struct for linux

basis/unix/bsd/bsd.factor

@@ -3,8 +3,6 @@
 USING: alien.syntax combinators system vocabs.loader ;
 IN: unix
 
-! FreeBSD
-
 : MAXPATHLEN 1024 ; inline
 
 : O_RDONLY   HEX: 0000 ; inline

basis/unix/linux/fs/fs.factor

@@ -1,6 +1,4 @@
-
 USING: alien.syntax ;
-
 IN: unix.linux.fs
 
 : MS_RDONLY             1    ; ! Mount read-only.
@@ -22,4 +20,4 @@ FUNCTION: int mount
 
 ! FUNCTION: int umount2 ( char* file, int flags ) ;
 
-FUNCTION: int umount ( char* file ) ;
+FUNCTION: int umount ( char* file ) ;

basis/unix/linux/linux.factor

@@ -92,6 +92,13 @@ C-STRUCT: passwd
     { "char*"  "pw_dir" }
     { "char*"  "pw_shell" } ;
 
+C-STRUCT: dirent
+    { "__ino_t" "d_ino" }
+    { "__off_t" "d_off" }
+    { "ushort" "d_reclen" }
+    { "uchar" "d_type" }
+    { { "char" 256 } "d_name" } ;
+
 : EPERM 1 ; inline
 : ENOENT 2 ; inline
 : ESRCH 3 ; inline

basis/unix/stat/linux/linux.factor

@@ -1,11 +1,8 @@
-
 USING: layouts combinators vocabs.loader ;
-
 IN: unix.stat
 
 cell-bits
-  {
+{
     { 32 [ "unix.stat.linux.32" require ] }
     { 64 [ "unix.stat.linux.64" require ] }
-  }
-case
+} case