add submodule for all upstream repos

[ghc-hetmet.git] / libraries / unix

diff --git a/libraries/unix b/libraries/unix
new file mode 160000 (submodule)
index 0000000..5f3e4b4
--- /dev/null
+++ b/libraries/unix
@@ -0,0 +1 @@
+Subproject commit 5f3e4b478e1b84a23086f04c97a8fd6ea258de2e