cffi-posix/cffi-unistd

diff --git a/cffi-unistd.asd b/cffi-unistd.asd
index 5c5e865..d8636c4 100644
--- a/cffi-unistd.asd
+++ b/cffi-unistd.asd
@@ -6,7 +6,11 @@
 
 (in-package :cffi-unistd.system)
 
-(defsystem "cffi-unistd"
+(defsystem :cffi-unistd
+  :name "cffi-unistd"
+  :author "Thomas de Grivel <thoxdg@gmail.com>"
+  :version "0.1"
+  :description "Common Lisp wrapper for unistd.h"
   :defsystem-depends-on ("cffi-grovel")
   :depends-on ("cffi" "cffi-errno")
   :components