You will need working installations of Zlib and OpenSSL.
-Zlib 1.1.4 or greater:
+Zlib 1.1.4 or 1.2.1.2 or greater (ealier 1.2.x versions have problems):
http://www.gzip.org/zlib/
OpenSSL 0.9.6 or greater:
http://www.lothar.com/tech/crypto/
S/Key Libraries:
+
+If you wish to use --with-skey then you will need the library below
+installed. No other S/Key library is currently known to be supported.
+
http://www.sparc.spb.su/solaris/skey/
LibEdit:
-
sftp now supports command-line editing via NetBSD's libedit. If your
platform has it available natively you can use that, alternatively
you might try these multi-platform ports:
+
http://www.thrysoee.dk/editline/
http://sourceforge.net/projects/libedit/
-If you wish to use --with-skey then you will need the above library
-installed. No other current S/Key library is currently known to be
-supported.
-
2. Building / Installation
--------------------------