diff --git a/lib/ccsv b/lib/ccsv
new file mode 160000
index 0000000..3fd3651
--- /dev/null
+++ b/lib/ccsv
@@ -0,0 +1 @@
+Subproject commit 3fd3651a293de5e069c7fc4d0cdc6e3323bf750f
diff --git a/lib/ctl b/lib/ctl
new file mode 160000
index 0000000..435a2e6
--- /dev/null
+++ b/lib/ctl
@@ -0,0 +1 @@
+Subproject commit 435a2e6ba6cc4222e890b4c5993a750d29cb04e3
diff --git a/lib/microtar b/lib/microtar
new file mode 160000
index 0000000..27076e1
--- /dev/null
+++ b/lib/microtar
@@ -0,0 +1 @@
+Subproject commit 27076e1b9290e9c7842bb7890a54fcf172406c84