I installed with both the synaptic package manager and with apt-get. It's definitely here... why won't the script find it?
The specific error (last two lines of ./configure's output):
any and all help is appreaciated. Thank you for your time../configure wrote:checking for PHYSFS_init in -lphysfs... no
configure: error: *** Unable to find PhysFS library (icculus.org/physfs/)