Here is a 3 step install process:1) Create an appropriate directory and extract the files    from HDTrans' source tarball2) make3) export HDTRANS_SODIR=`pwd`   This environment variable is needed by the HDTrans script.   You may consider adding:       export HDTRANS_SODIR=<current directory>   to your .bash_profile file.To run a program under HDTrans' control,HDTrans <program name>