Install Libtool by running the following commands:
./configure --prefix=/usr &&
The Libtool package contains the libtool and libtoolize programs. It also contains the ltdl library.
Libtool provides generalized library-building support services.
libtoolize provides a standard way to add libtool support to a package.
Libtool provides a small library, called `libltdl', that aims at hiding the various difficulties of dlopening libraries from programmers.