diff --git a/src/fios.c b/src/fios.c
deleted file mode 100644
--- a/src/fios.c
+++ /dev/null
@@ -1,412 +0,0 @@
-/* $Id$ */
-
-/** @file fios.c
- * This file contains functions for building file lists for the save/load dialogs.
- */
-
-#include "stdafx.h"
-#include "openttd.h"
-#include "hal.h"
-#include "string.h"
-#include "variables.h"
-#include "functions.h"
-#include "heightmap.h"
-#include "table/strings.h"
-#include "fios.h"
-#include <sys/types.h>
-#include <sys/stat.h>
-
-#ifdef WIN32
-# include <io.h>
-#else
-# include <unistd.h>
-# include <dirent.h>
-#endif /* WIN32 */
-
-/* Variables to display file lists */
-int _fios_num;
-
-static char *_fios_path;
-static FiosItem *_fios_items;
-static int _fios_count, _fios_alloc;
-
-/* OS-specific functions are taken from their respective files (win32/unix/os2 .c) */
-extern bool FiosIsRoot(const char *path);
-extern bool FiosIsValidFile(const char *path, const struct dirent *ent, struct stat *sb);
-extern void FiosGetDrives(void);
-extern bool FiosGetDiskFreeSpace(const char *path, uint32 *tot);
-
-/* get the name of an oldstyle savegame */
-extern void GetOldSaveGameName(char *title, const char *path, const char *file);
-
-/**
- * Allocate a new FiosItem.
- * @return A pointer to the newly allocated FiosItem.
- */
-FiosItem *FiosAlloc(void)
-{
-	if (_fios_count == _fios_alloc) {
-		_fios_alloc += 256;
-		_fios_items = realloc(_fios_items, _fios_alloc * sizeof(FiosItem));
-	}
-	return &_fios_items[_fios_count++];
-}
-
-/**
- * Compare two FiosItem's. Used with qsort when sorting the file list.
- * @param a A pointer to the first FiosItem to compare.
- * @param a A pointer to the second FiosItem to compare.
- * @return -1, 0 or 1, depending on how the two items should be sorted.
- */
-int CDECL compare_FiosItems(const void *a, const void *b)
-{
-	const FiosItem *da = (const FiosItem *)a;
-	const FiosItem *db = (const FiosItem *)b;
-	int r;
-
-	if (_savegame_sort_order & SORT_BY_NAME) {
-		r = strcasecmp(da->title, db->title);
-	} else {
-		r = da->mtime < db->mtime ? -1 : 1;
-	}
-
-	if (_savegame_sort_order & SORT_DESCENDING) r = -r;
-	return r;
-}
-
-/**
- * Free the list of savegames
- */
-void FiosFreeSavegameList(void)
-{
-	free(_fios_items);
-	_fios_items = NULL;
-	_fios_alloc = _fios_count = 0;
-}
-
-/**
- * Get descriptive texts. Returns the path and free space
- * left on the device
- * @param path string describing the path
- * @param total_free total free space in megabytes, optional (can be NULL)
- * @return StringID describing the path (free space or failure)
- */
-StringID FiosGetDescText(const char **path, uint32 *total_free)
-{
-	*path = _fios_path;
-	return FiosGetDiskFreeSpace(*path, total_free) ? STR_4005_BYTES_FREE : STR_4006_UNABLE_TO_READ_DRIVE;
-}
-
-/* Browse to a new path based on the passed FiosItem struct
- * @param *item FiosItem object telling us what to do
- * @return a string if we have given a file as a target, otherwise NULL */
-char *FiosBrowseTo(const FiosItem *item)
-{
-	char *s;
-	char *path = _fios_path;
-
-	switch (item->type) {
-#if defined(WIN32) || defined(__OS2__)
-	case FIOS_TYPE_DRIVE: sprintf(path, "%c:" PATHSEP, item->title[0]); break;
-#endif
-
-	case FIOS_TYPE_PARENT:
-		/* Check for possible NULL ptr (not required for UNIXes, but AmigaOS-alikes) */
-		if ((s = strrchr(path, PATHSEPCHAR)) != NULL) {
-			s[1] = '\0'; // go up a directory
-			if (!FiosIsRoot(path)) s[0] = '\0';
-		}
-#if defined(__MORPHOS__) || defined(__AMIGAOS__)
-		/* On MorphOS or AmigaOS paths look like: "Volume:directory/subdirectory" */
-		else if ((s = strrchr(path, ':')) != NULL) s[1] = '\0';
-#endif
-		break;
-
-	case FIOS_TYPE_DIR:
-		if (!FiosIsRoot(path)) strcat(path, PATHSEP);
-		strcat(path, item->name);
-		break;
-
-	case FIOS_TYPE_DIRECT:
-		sprintf(path, "%s" PATHSEP, item->name);
-		s = strrchr(path, PATHSEPCHAR);
-		if (s != NULL && s[1] == '\0') s[0] = '\0'; // strip trailing slash
-		break;
-
-	case FIOS_TYPE_FILE:
-	case FIOS_TYPE_OLDFILE:
-	case FIOS_TYPE_SCENARIO:
-	case FIOS_TYPE_OLD_SCENARIO:
-	case FIOS_TYPE_PNG:
-	case FIOS_TYPE_BMP:
-	{
-		static char str_buffr[512];
-
-#if defined(__MORPHOS__) || defined(__AMIGAOS__)
-		/* On MorphOS or AmigaOS paths look like: "Volume:directory/subdirectory" */
-		if (FiosIsRoot(path)) {
-			snprintf(str_buffr, lengthof(str_buffr), "%s:%s", path, item->name);
-		} else // XXX - only next line!
-#endif
-		snprintf(str_buffr, lengthof(str_buffr), "%s" PATHSEP "%s", path, item->name);
-
-		return str_buffr;
-	}
-	}
-
-	return NULL;
-}
-
-void FiosMakeSavegameName(char *buf, const char *name, size_t size)
-{
-	const char *extension, *period;
-
-	extension = (_game_mode == GM_EDITOR) ? ".scn" : ".sav";
-
-	/* Don't append the extension if it is already there */
-	period = strrchr(name, '.');
-	if (period != NULL && strcasecmp(period, extension) == 0) extension = "";
-
-	snprintf(buf, size, "%s" PATHSEP "%s%s", _fios_path, name, extension);
-}
-
-#if defined(WIN32) || defined(WIN64)
-# define unlink _wunlink
-#endif
-
-bool FiosDelete(const char *name)
-{
-	char filename[512];
-
-	FiosMakeSavegameName(filename, name, lengthof(filename));
-	return unlink(OTTD2FS(filename)) == 0;
-}
-
-bool FileExists(const char *filename)
-{
-	return access(filename, 0) == 0;
-}
-
-typedef byte fios_getlist_callback_proc(int mode, const char *filename, const char *ext, char *title);
-
-/** Create a list of the files in a directory, according to some arbitrary rule.
- *  @param num Will be filled with the amount of items.
- *  @param mode The mode we are in. Some modes don't allow 'parent'.
- *  @param callback The function that is called where you need to do the filtering.
- *  @return Return the list of files. */
-static FiosItem *FiosGetFileList(int mode, fios_getlist_callback_proc *callback_proc)
-{
-	struct stat sb;
-	struct dirent *dirent;
-	DIR *dir;
-	FiosItem *fios;
-	int sort_start;
-
-	/* A parent directory link exists if we are not in the root directory */
-	if (!FiosIsRoot(_fios_path) && mode != SLD_NEW_GAME) {
-		fios = FiosAlloc();
-		fios->type = FIOS_TYPE_PARENT;
-		fios->mtime = 0;
-		ttd_strlcpy(fios->name, "..", lengthof(fios->name));
-		ttd_strlcpy(fios->title, ".. (Parent directory)", lengthof(fios->title));
-	}
-
-	/* Show subdirectories */
-	if (mode != SLD_NEW_GAME && (dir = opendir(_fios_path)) != NULL) {
-		while ((dirent = readdir(dir)) != NULL) {
-			const char *d_name = FS2OTTD(dirent->d_name);
-
-			/* found file must be directory, but not '.' or '..' */
-			if (FiosIsValidFile(_fios_path, dirent, &sb) && (sb.st_mode & S_IFDIR) &&
-				strcmp(d_name, ".") != 0 && strcmp(d_name, "..") != 0) {
-				fios = FiosAlloc();
-				fios->type = FIOS_TYPE_DIR;
-				fios->mtime = 0;
-				ttd_strlcpy(fios->name, d_name, lengthof(fios->name));
-				snprintf(fios->title, lengthof(fios->title), "%s" PATHSEP " (Directory)", d_name);
-				str_validate(fios->title);
-			}
-		}
-		closedir(dir);
-	}
-
-	/* Sort the subdirs always by name, ascending, remember user-sorting order */
-	{
-		byte order = _savegame_sort_order;
-		_savegame_sort_order = SORT_BY_NAME | SORT_ASCENDING;
-		qsort(_fios_items, _fios_count, sizeof(FiosItem), compare_FiosItems);
-		_savegame_sort_order = order;
-	}
-
-	/* This is where to start sorting for the filenames */
-	sort_start = _fios_count;
-
-	/* Show files */
-	dir = opendir(_fios_path);
-	if (dir != NULL) {
-		while ((dirent = readdir(dir)) != NULL) {
-			char fios_title[64];
-			char *t;
-			char *d_name = (char*)FS2OTTD(dirent->d_name);
-			byte type;
-
-			if (!FiosIsValidFile(_fios_path, dirent, &sb) || !(sb.st_mode & S_IFREG)) continue;
-
-			/* File has no extension, skip it */
-			if ((t = strrchr(d_name, '.')) == NULL) continue;
-			fios_title[0] = '\0'; // reset the title;
-
-			type = callback_proc(mode, d_name, t, fios_title);
-			if (type != FIOS_TYPE_INVALID) {
-				fios = FiosAlloc();
-				fios->mtime = sb.st_mtime;
-				fios->type = type;
-				ttd_strlcpy(fios->name, d_name, lengthof(fios->name));
-
-				/* Some callbacks want to lookup the title of the file. Allow that.
-				 * If we just copy the title from the filename, strip the extension */
-				t = (fios_title[0] == '\0') ? *t = '\0', d_name : fios_title;
-				ttd_strlcpy(fios->title, t, lengthof(fios->title));
-				str_validate(fios->title);
-			}
-		}
-		closedir(dir);
-	}
-
-	qsort(_fios_items + sort_start, _fios_count - sort_start, sizeof(FiosItem), compare_FiosItems);
-
-	/* Show drives */
-	if (mode != SLD_NEW_GAME) FiosGetDrives();
-
-	_fios_num = _fios_count;
-	return _fios_items;
-}
-
-/**
- * Callback for FiosGetFileList. It tells if a file is a savegame or not.
- * @param mode Save/load mode.
- * @param file Name of the file to check.
- * @param ext A pointer to the extension identifier inside file
- * @param title Buffer if a callback wants to lookup the title of the file
- * @return a FIOS_TYPE_* type of the found file, FIOS_TYPE_INVALID if not a savegame
- * @see FiosGetFileList
- * @see FiosGetSavegameList
- */
-static byte FiosGetSavegameListCallback(int mode, const char *file, const char *ext, char *title)
-{
-	/* Show savegame files
-	 * .SAV OpenTTD saved game
-	 * .SS1 Transport Tycoon Deluxe preset game
-	 * .SV1 Transport Tycoon Deluxe (Patch) saved game
-	 * .SV2 Transport Tycoon Deluxe (Patch) saved 2-player game */
-	if (strcasecmp(ext, ".sav") == 0) return FIOS_TYPE_FILE;
-
-	if (mode == SLD_LOAD_GAME || mode == SLD_LOAD_SCENARIO) {
-		if (strcasecmp(ext, ".ss1") == 0 || strcasecmp(ext, ".sv1") == 0 ||
-				strcasecmp(ext, ".sv2") == 0) {
-			GetOldSaveGameName(title, _fios_path, file);
-			return FIOS_TYPE_OLDFILE;
-		}
-	}
-
-	return FIOS_TYPE_INVALID;
-}
-
-/**
- * Get a list of savegames.
- * @param mode Save/load mode.
- * @return A pointer to an array of FiosItem representing all the files to be shown in the save/load dialog.
- * @see FiosGetFileList
- */
-FiosItem *FiosGetSavegameList(int mode)
-{
-	static char *_fios_save_path = NULL;
-
-	if (_fios_save_path == NULL) {
-		_fios_save_path = malloc(MAX_PATH);
-		ttd_strlcpy(_fios_save_path, _paths.save_dir, MAX_PATH);
-	}
-
-	_fios_path = _fios_save_path;
-
-	return FiosGetFileList(mode, &FiosGetSavegameListCallback);
-}
-
-/**
- * Callback for FiosGetFileList. It tells if a file is a scenario or not.
- * @param mode Save/load mode.
- * @param file Name of the file to check.
- * @param ext A pointer to the extension identifier inside file
- * @param title Buffer if a callback wants to lookup the title of the file
- * @return a FIOS_TYPE_* type of the found file, FIOS_TYPE_INVALID if not a scenario
- * @see FiosGetFileList
- * @see FiosGetScenarioList
- */
-static byte FiosGetScenarioListCallback(int mode, const char *file, const char *ext, char *title)
-{
-	/* Show scenario files
-	 * .SCN OpenTTD style scenario file
-	 * .SV0 Transport Tycoon Deluxe (Patch) scenario
-	 * .SS0 Transport Tycoon Deluxe preset scenario */
-	if (strcasecmp(ext, ".scn") == 0) return FIOS_TYPE_SCENARIO;
-
-	if (mode == SLD_LOAD_GAME || mode == SLD_LOAD_SCENARIO || mode == SLD_NEW_GAME) {
-		if (strcasecmp(ext, ".sv0") == 0 || strcasecmp(ext, ".ss0") == 0 ) {
-			GetOldSaveGameName(title, _fios_path, file);
-			return FIOS_TYPE_OLD_SCENARIO;
-		}
-	}
-
-	return FIOS_TYPE_INVALID;
-}
-
-/**
- * Get a list of scenarios.
- * @param mode Save/load mode.
- * @return A pointer to an array of FiosItem representing all the files to be shown in the save/load dialog.
- * @see FiosGetFileList
- */
-FiosItem *FiosGetScenarioList(int mode)
-{
-	static char *_fios_scn_path = NULL;
-
-	if (_fios_scn_path == NULL) {
-		_fios_scn_path = malloc(MAX_PATH);
-		ttd_strlcpy(_fios_scn_path, _paths.scenario_dir, MAX_PATH);
-	}
-
-	_fios_path = _fios_scn_path;
-
-	return FiosGetFileList(mode, &FiosGetScenarioListCallback);
-}
-
-static byte FiosGetHeightmapListCallback(int mode, const char *file, const char *ext, char *title)
-{
-	/* Show heightmap files
-	 * .PNG PNG Based heightmap files
-	 * .BMP BMP Based heightmap files
-	 */
-
-#ifdef WITH_PNG
-	if (strcasecmp(ext, ".png") == 0) return FIOS_TYPE_PNG;
-#endif /* WITH_PNG */
-
-	if (strcasecmp(ext, ".bmp") == 0) return FIOS_TYPE_BMP;
-
-	return FIOS_TYPE_INVALID;
-}
-
-// Get a list of Heightmaps
-FiosItem *FiosGetHeightmapList(int mode)
-{
-	static char *_fios_hmap_path = NULL;
-
-	if (_fios_hmap_path == NULL) {
-		_fios_hmap_path = malloc(MAX_PATH);
-		strcpy(_fios_hmap_path, _paths.heightmap_dir);
-	}
-
-	_fios_path = _fios_hmap_path;
-
-	return FiosGetFileList(mode, &FiosGetHeightmapListCallback);
-}