root@somuchwin:/home/ahh# aptitude upgrade
Resolving dependencies...
No packages will be installed, upgraded, or removed.
0 packages upgraded, 0 newly installed, 0 to remove and 3 not upgraded.
Need to get 0 B of archives. After unpacking 0 B will be used.

root@somuchwin:/home/ahh# aptitude install flightgear
The following NEW packages will be installed:
  fgfs-aircraft-base{a} fgfs-base{a} fgfs-models-base{a} flightgear libavdevice52{ab} libcoin60{a} libdap10{a} libepsilon0{a}
  libgdal1-1.7.0{a} libgeos-3.2.2{a} libgeos-c1{a} libhdf4-0-alt{a} libhdf5-serial-1.8.4{a} libnetcdf6{a} libogdi3.2{a}
  libopenscenegraph80{a} libopenthreads14{a} libpq5{a} libproj0{a} libspatialite2{a} libxerces-c28{a} proj-bin{a} proj-data{a}
  simgear2.0.0{a}
0 packages upgraded, 24 newly installed, 0 to remove and 3 not upgraded.
Need to get 344 MB of archives. After unpacking 645 MB will be used.
The following packages have unmet dependencies:
  libavdevice52: Depends: libavcodec52 (< 4:0.6.2-99) but 5:0.6.2-0.4 is installed. or
                          libavcodec-extra-52 (< 4:0.6.2-99) which is a virtual package.
                 Depends: libavformat52 (< 4:0.6.2-99) but 5:0.6.2-0.4 is installed. or
                          libavformat-extra-52 (< 4:0.6.2-99) which is a virtual package.
                 Depends: libavutil50 (< 4:0.6.2-99) but 5:0.6.2-0.4 is installed. or
                          libavutil-extra-50 (< 4:0.6.2-99) which is a virtual package.
The following actions will resolve these dependencies:

     Keep the following packages at their current version:
1)     flightgear [Not Installed]
2)     libavdevice52 [Not Installed]
3)     libopenscenegraph80 [Not Installed]
4)     simgear2.0.0 [Not Installed]



Accept this solution? [Y/n/q/?] Y