Native RDP client for Haiku-OS based on rdesktop (http://www.rdesktop.org/)
Clone:
$ git clone https://github.com/threedeyes/rdesktop
Build project for gcc2 :
$ setgcc gcc2
$ cd haiku
$ make -f makefile.gcc2
Build project for gcc4:
$ setgcc gcc4
$ cd haiku
$ make -f makefile.gcc4