diff --git a/basis/iokit/iokit.factor b/basis/iokit/iokit.factor
index 529db6bf78..2b31e5c8a8 100755
--- a/basis/iokit/iokit.factor
+++ b/basis/iokit/iokit.factor
@@ -1,6 +1,6 @@
 USING: alien.syntax alien.c-types core-foundation
 core-foundation.bundles core-foundation.dictionaries system
-combinators kernel sequences io accessors ;
+combinators kernel sequences io accessors unix.types ;
 IN: iokit
 
 <<
@@ -99,19 +99,6 @@ CONSTANT: kOSBuildVersionKey   "OS Build Version"
 
 CONSTANT: kNilOptions 0
 
-TYPEDEF: uint mach_port_t
-TYPEDEF: int kern_return_t
-TYPEDEF: int boolean_t
-TYPEDEF: mach_port_t io_object_t
-TYPEDEF: io_object_t io_iterator_t
-TYPEDEF: io_object_t io_registry_entry_t
-TYPEDEF: io_object_t io_service_t
-TYPEDEF: char[128] io_name_t
-TYPEDEF: char[512] io_string_t
-TYPEDEF: kern_return_t IOReturn
-
-TYPEDEF: uint IOOptionBits
-
 CONSTANT: MACH_PORT_NULL 0
 CONSTANT: KERN_SUCCESS 0
 
diff --git a/basis/unix/types/macosx/macosx.factor b/basis/unix/types/macosx/macosx.factor
index 421efa60bc..2bebc981f9 100644
--- a/basis/unix/types/macosx/macosx.factor
+++ b/basis/unix/types/macosx/macosx.factor
@@ -21,5 +21,19 @@ TYPEDEF: __int32_t  blksize_t
 TYPEDEF: long       ssize_t
 TYPEDEF: __int32_t  pid_t
 TYPEDEF: long       time_t
+TYPEDEF: uint mach_port_t
+TYPEDEF: int kern_return_t
+TYPEDEF: int boolean_t
+TYPEDEF: mach_port_t io_object_t
+TYPEDEF: io_object_t io_iterator_t
+TYPEDEF: io_object_t io_registry_entry_t
+TYPEDEF: io_object_t io_service_t
+TYPEDEF: char[128] io_name_t
+TYPEDEF: char[512] io_string_t
+TYPEDEF: kern_return_t IOReturn
 
-ALIAS: <time_t> <long>
\ No newline at end of file
+TYPEDEF: uint IOOptionBits
+
+
+
+ALIAS: <time_t> <long>