### - f -

- FILLRECT_CHECKER : gfx_type.h
- FILLRECT_OPAQUE : gfx_type.h
- FILLRECT_RECOLOUR : gfx_type.h
- FIRST_GRF_SLOT : fios.h
- FIRST_GUI_CALL : company_gui.cpp
- FLOOD_ACTIVE : water_cmd.cpp
- FLOOD_DRYUP : water_cmd.cpp
- FLOOD_NONE : water_cmd.cpp
- FLOOD_PASSIVE : water_cmd.cpp
- FOUNDATION_HALFTILE_E : slope_type.h
- FOUNDATION_HALFTILE_N : slope_type.h
- FOUNDATION_HALFTILE_S : slope_type.h
- FOUNDATION_HALFTILE_W : slope_type.h
- FOUNDATION_INCLINED_X : slope_type.h
- FOUNDATION_INCLINED_Y : slope_type.h
- FOUNDATION_INVALID : slope_type.h
- FOUNDATION_LEVELED : slope_type.h
- FOUNDATION_NONE : slope_type.h
- FOUNDATION_PART_HALFTILE : viewport.cpp
- FOUNDATION_PART_NONE : viewport.cpp
- FOUNDATION_PART_NORMAL : viewport.cpp
- FOUNDATION_RAIL_E : slope_type.h
- FOUNDATION_RAIL_N : slope_type.h
- FOUNDATION_RAIL_S : slope_type.h
- FOUNDATION_RAIL_W : slope_type.h
- FOUNDATION_STEEP_BOTH : slope_type.h
- FOUNDATION_STEEP_LOWER : slope_type.h
- FR_BORDERONLY : window_gui.h
- FR_DARKENED : window_gui.h
- FR_LOWERED : window_gui.h
- FR_TRANSPARENT : window_gui.h
- FT_HEIGHTMAP : fios.h
- FT_NONE : fios.h
- FT_SAVEGAME : fios.h
- FT_SCENARIO : fios.h