Certain dependencies must be met in order to run DAHDI. To install the necessary packages, simply run the following command in a terminal:
# yum install -y make wget openssl-devel ncurses-devel newt-devel libxml2-devel kernel-devel gcc gcc-c++ sqlite-devel libuuid-devel
More information can be found on the following link.
Once this is done, DAHDI should install without any issues.