sudo perl -MCPAN -e 'install Term::ReadLine::Gnu'

##</code><code>##

Found `/usr/lib/libtermcap.a'.
cc  -D_REENTRANT -D_GNU_SOURCE -DTHREADS_HAVE_PIDS -DDEBIAN -fno-strict-aliasing -pipe -I/usr/local/include -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -DHAVE_STRING_H rlver.c -o rlver    -L/usr/local/lib -lreadline -ltermcap
rlver.c:3:31: error: readline/readline.h: No such file or directory
rlver.c: In function ‘main’:
rlver.c:4: error: ‘rl_library_version’ undeclared (first use in this function)
rlver.c:4: error: (Each undeclared identifier is reported only once
rlver.c:4: error: for each function it appears in.)
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Could not compile rlver.c.

##</code><code>##

 sudo dpkg -l | grep -i readline
ii  libreadline5                               5.2-3build1                        GNU readline and history libraries, run-time
ii  libterm-readline-perl-perl                 1.0302-1                           Perl implementation of Readline libraries
ii  readline-common                            5.2-3build1