$ perl paths.pl 
found on line 1: vehicle/truck_modern/horn.wav
found on line 2: vehicle/bus/citaro/lod_0_w2.msh
found on line 3: vehicle/bus/berkhof_duvedec/berkhof_duvedec_lod_0_w2.msh, vehicle/bus/berkhof_duvedec/berkhof_duvedec_lod_0_w3.msh