diff --git a/instead.mmp b/instead.mmp
index e7c0e61..516f6bc 100644
--- a/instead.mmp
+++ b/instead.mmp
@@ -14,7 +14,7 @@ SYSTEMINCLUDE  /epoc32/include/libc /epoc32/include/esdl /epoc32/include/mmf/plu
 
 sourcepath ./src/sdl-instead
 SOURCE symbian.cpp
-SOURCE graphics.c input.c game.c main.c instead.c sound.c SDL_rotozoom.c SDL_anigif.c SDL_gfxBlitFunc.c config.c themes.c menu.c util.c cache.c unzip.c ioapi.c unpack.c s60.c lfs.c
+SOURCE graphics.c input.c game.c main.c instead.c sound.c SDL_rotozoom.c SDL_anigif.c SDL_gfxBlitFunc.c config.c themes.c menu.c util.c cache.c unzip.c ioapi.c unpack.c s60.c lfs.c idf.c
 SOURCE snprintf.c
 
 USERINCLUDE ./src/sdl-instead
diff --git a/src/sdl-instead/SDL_anigif.c b/src/sdl-instead/SDL_anigif.c
index c8f801d..22b5965 100644
--- a/src/sdl-instead/SDL_anigif.c
+++ b/src/sdl-instead/SDL_anigif.c
@@ -21,8 +21,8 @@
 #include <stdio.h>
 #include <string.h>
 #include "SDL_anigif.h"
-#include "util.h"
-#include "idf.h"
+#include "sdl_idf.h"
+
 extern idf_t game_idf;
 
 /* Code from here to end of file has been adapted from XPaint:           */
diff --git a/src/sdl-instead/graphics.c b/src/sdl-instead/graphics.c
index b852d18..a266047 100644
--- a/src/sdl-instead/graphics.c
+++ b/src/sdl-instead/graphics.c
@@ -8,6 +8,7 @@
 #include "SDL_rotozoom.h"
 #include "SDL_gfxBlitFunc.h"
 #include "SDL_anigif.h"
+#include "sdl_idf.h"
 
 #define Surf(p) ((SDL_Surface *)p)
 
diff --git a/src/sdl-instead/idf.c b/src/sdl-instead/idf.c
index fb86842..4f15902 100644
--- a/src/sdl-instead/idf.c
+++ b/src/sdl-instead/idf.c
@@ -2,7 +2,7 @@
 #include "internals.h"
 #include "idf.h"
 #include "list.h"
-#include <SDL/SDL_rwops.h>
+#include <SDL_rwops.h>
 
 typedef struct _idfd_t {
 	unsigned long offset;
diff --git a/src/sdl-instead/idf.h b/src/sdl-instead/idf.h
index b100c3b..193ff17 100644
--- a/src/sdl-instead/idf.h
+++ b/src/sdl-instead/idf.h
@@ -1,6 +1,5 @@
 #ifndef __IDF_H_INCLUDED
 #define __IDF_H_INCLUDED
-#include <SDL_rwops.h>
 
 struct _idf_t;
 struct _idff_t;
@@ -11,7 +10,6 @@ extern idf_t	idf_init(const char *path);
 extern void	idf_shrink(idf_t idf);
 extern void	idf_done(idf_t idf);
 
-extern SDL_RWops *RWFromIdf(idf_t idf, const char *fname);
 extern int idf_create(const char *file, const char *path);
 extern idff_t idf_open(idf_t idf, const char *fname);
 
@@ -26,4 +24,4 @@ extern char *idf_gets(idff_t idf, char *b, int size);
 extern int idf_magic(const char *fname);
 extern int idf_only(idf_t idf, int fl);
 
-#endif
\ No newline at end of file
+#endif
diff --git a/src/sdl-instead/s60.h b/src/sdl-instead/s60.h
index 236c05e..9d895f9 100644
--- a/src/sdl-instead/s60.h
+++ b/src/sdl-instead/s60.h
@@ -8,4 +8,8 @@
 #define GAMES_PATH DATAPATH"games/"
 #define ICON_PATH DATAPATH"icon/"
 #define LANG_PATH DATAPATH"lang/"
+
+extern char *dirname(char *);
+extern char *basename(char *);
+
 #endif
diff --git a/src/sdl-instead/sdl_idf.h b/src/sdl-instead/sdl_idf.h
new file mode 100644
index 0000000..a95125f
--- /dev/null
+++ b/src/sdl-instead/sdl_idf.h
@@ -0,0 +1,7 @@
+#ifndef __SDL_IDF_H_INCLUDED
+#define __SDL_IDF_H_INCLUDED
+#include <SDL_rwops.h>
+#include "idf.h"
+
+extern SDL_RWops *RWFromIdf(idf_t idf, const char *fname);
+#endif
diff --git a/src/sdl-instead/sound.c b/src/sdl-instead/sound.c
index b82f929..0dd4fc6 100644
--- a/src/sdl-instead/sound.c
+++ b/src/sdl-instead/sound.c
@@ -3,7 +3,7 @@
 
 #include <SDL.h>
 #include <SDL_mixer.h>
-#include "idf.h"
+#include "sdl_idf.h"
 
 #ifdef S60
 int audio_rate = 11025;
diff --git a/src/sdl-instead/util.c b/src/sdl-instead/util.c
index 757f689..df3b3b0 100644
--- a/src/sdl-instead/util.c
+++ b/src/sdl-instead/util.c
@@ -521,4 +521,4 @@ int remove_dir(const char *path)
 	closedir(d);
 	rmdir(path);
 	return 0;
-}
\ No newline at end of file
+}
diff --git a/src/sdl-instead/util.h b/src/sdl-instead/util.h
index f2a716b..bc1d52a 100644
--- a/src/sdl-instead/util.h
+++ b/src/sdl-instead/util.h
@@ -1,6 +1,5 @@
 #ifndef __UTIL_H_INCLUDED
 #define __UTIL_H_INCLUDED
-
 #include "idf.h"
 
 typedef int (*parser_fn)(const char *v, void *data);