optional but strongly recommended: autofs4, ipv6
dbus >= 1.4.0
libcap
+ libblkid >= 2.20 (from util-linux)
+ libkmod >= 5
PAM >= 1.1.2 (optional)
libcryptsetup (optional)
+ libgcrypt (optional)
libaudit (optional)
libacl (optional)
libselinux (optional)
liblzma (optional)
tcpwrappers (optional)
+ libgcrypt (optional)
+ libqrencode (optional)
+ libmicrohttpd (optional)
When you build from git you need the following additional dependencies: