libghc-ltk-dev-0.12.0.0-9c7c1 software package provides virtual package provided by libghc-ltk-dev, you can install in your Debian 7 (Wheezy) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install libghc-ltk-dev-0.12.0.0-9c7c1
libghc-ltk-dev-0.12.0.0-9c7c1 is installed in your system.
Make ensure the libghc-ltk-dev-0.12.0.0-9c7c1 package were installed using the commands given below,
$ sudo dpkg-query -l | grep libghc-ltk-dev-0.12.0.0-9c7c1*
You will get with libghc-ltk-dev-0.12.0.0-9c7c1 package name, version, architecture and description in a table
| Distro | Debian 7 wheezy |
| Section | Virtual packages |
| Package | libghc-ltk-dev-0.12.0.0-9c7c1 |
| Version | |
| Description | virtual package provided by libghc-ltk-dev |
| Sub Section | virtual |