optional_depends  libgcrypt                                          \
                  "--enable-crypto"                                  \
                  "--disable-crypto"                                 \
                  "support encrypted file systems"                   &&
optional_depends  gnome-vfs2	                                     \
                  ""		                                     \
                  ""            		                     \
                  "to compile NTFS Gnome VFS module"
