depends  DirectFB
depends  pkgconfig

optional_depends "openssl"  \
                 ""  ""     \
                 "to encrypt communications with the UI"

optional_depends "emacs"                             \
                 "--enable-emacs" "--disable-emacs"  \
                 "to enable compilation of Emacs major mode"

optional_depends "Linux-PAM"                     \
                 "--enable-pam" "--disable-pam"  \
                 "for PAM authentication support"
