planetmaker@localhost:~/ottd/grfdev/ogfx-airports$ nmlc ogfx-airports.nml
 nmlc info: 478 sprites, 0 cached, 384 orphaned, 94 duplicates, 384 newly encoded (native)
 nmlc info: Airport items: 14/128
 nmlc info: Airport Tile items: 147/256
 nmlc info: Concurrent Action10 labels: 1/240 ("sprites/header.pnml", line 8)
 nmlc info: Concurrent spritesets: 9/255 ("sprites/airport_tiles.pnml", line 218)
 nmlc info: Concurrent spritegroups: 81/256 ("sprites/airport_tiles.pnml", line 421)
 nmlc info: Concurrent Action2 registers: 29/127 ("sprites/airport_modern_small.pnml", line 42)
 nmlc info: Concurrent ActionD registers: 27/64 ("sprites/airport_tiles.pnml", line 11)
 nmlc info: GRF parameter registers: 3/64
 nmlc info: D0xx strings: 4/1024
 nmlc info: DCxx strings: 5/2048