diff --git a/controls.cpp b/controls.cpp
index f7918155..08a1e651 100644
--- a/controls.cpp
+++ b/controls.cpp
@@ -2269,11 +2269,9 @@ void S9xApplyCommand (s9xcommand_t cmd, int16 data1, int16 data2)
 						break;
 
 					case LoadFreezeFile:
-						S9xUnfreezeGame(S9xChooseFilename(TRUE));
 						break;
 
 					case SaveFreezeFile:
-						S9xFreezeGame(S9xChooseFilename(FALSE));
 						break;
 
 					case LoadOopsFile:
diff --git a/display.h b/display.h
index 3e770709..a2f12670 100644
--- a/display.h
+++ b/display.h
@@ -47,7 +47,6 @@ const char * S9xStringInput (const char *);
 const char * S9xGetDirectory (enum s9x_getdirtype);
 const char * S9xGetFilename (const char *, enum s9x_getdirtype);
 const char * S9xGetFilenameInc (const char *, enum s9x_getdirtype);
-const char * S9xChooseFilename (bool8);
 const char * S9xBasename (const char *);
 
 // Routines the port has to implement if it uses command-line
diff --git a/docs/porting.html b/docs/porting.html
index ac800c62..183ad4f3 100644
--- a/docs/porting.html
+++ b/docs/porting.html
@@ -298,10 +298,6 @@
 		<p>
 			Called when Snes9x wants to know the directory <code>dirtype</code>.
 		</p>
-		<h3><code>const char *S9xChooseFilename (bool8 read_only)</code></h3>
-		<p>
-			If your port can match Snes9x's built-in <code>LoadFreezeFile</code>/<code>SaveFreezeFile</code> command (see <code>controls.cpp</code>), you may choose to use this function. Otherwise return <code>NULL</code>.
-		</p>
 		<h3><code>const char *S9xChooseMovieFilename (bool8 read_only)</code></h3>
 		<p>
 			If your port can match Snes9x's built-in <code>BeginRecordingMovie</code>/<code>LoadMovie</code> command (see <code>controls.cpp</code>), you may choose to use this function. Otherwise return <code>NULL</code>.
diff --git a/gtk/src/gtk_file.cpp b/gtk/src/gtk_file.cpp
index f627db21..dfc8c926 100644
--- a/gtk/src/gtk_file.cpp
+++ b/gtk/src/gtk_file.cpp
@@ -29,11 +29,6 @@ const char *S9xChooseMovieFilename(bool8 read_only)
     return path;
 }
 
-const char *S9xChooseFilename(bool8 read_only)
-{
-    return "";
-}
-
 const char *S9xGetFilenameInc(const char *e, enum s9x_getdirtype dirtype)
 {
     static char filename[PATH_MAX + 1];
diff --git a/libretro/libretro.cpp b/libretro/libretro.cpp
index 319bf9ab..f85fb293 100644
--- a/libretro/libretro.cpp
+++ b/libretro/libretro.cpp
@@ -2125,7 +2125,6 @@ const char* S9xGetDirectory(s9x_getdirtype type)
     return "";
 }
 void S9xInitInputDevices() {}
-const char* S9xChooseFilename(unsigned char) { return ""; }
 void S9xHandlePortCommand(s9xcommand_t, short, short) {}
 bool S9xPollButton(unsigned int, bool*) { return false; }
 void S9xToggleSoundChannel(int) {}
diff --git a/macosx/mac-file.mm b/macosx/mac-file.mm
index b9deca6b..1fa6a437 100644
--- a/macosx/mac-file.mm
+++ b/macosx/mac-file.mm
@@ -365,11 +365,6 @@ const char * S9xGetFilenameInc (const char *inExt, enum s9x_getdirtype dirtype)
 	return (NULL);
 }
 
-const char * S9xChooseFilename (bool8 read_only)
-{
-	return (NULL);
-}
-
 const char * S9xChooseMovieFilename (bool8 read_only)
 {
 	return (NULL);
diff --git a/unix/unix.cpp b/unix/unix.cpp
index a4857d69..cc45c630 100644
--- a/unix/unix.cpp
+++ b/unix/unix.cpp
@@ -588,25 +588,6 @@ const char * S9xBasename (const char *f)
 	return (f);
 }
 
-const char * S9xChooseFilename (bool8 read_only)
-{
-	char	s[PATH_MAX + 1];
-	char	drive[_MAX_DRIVE + 1], dir[_MAX_DIR + 1], fname[_MAX_FNAME + 1], ext[_MAX_EXT + 1];
-
-	const char	*filename;
-	char		title[64];
-
-	_splitpath(Memory.ROMFilename, drive, dir, fname, ext);
-	snprintf(s, PATH_MAX + 1, "%s.frz", fname);
-	sprintf(title, "%s snapshot filename", read_only ? "Select load" : "Choose save");
-
-	S9xSetSoundMute(TRUE);
-	filename = S9xSelectFilename(s, S9xGetDirectory(SNAPSHOT_DIR), "frz", title);
-	S9xSetSoundMute(FALSE);
-
-	return (filename);
-}
-
 const char * S9xChooseMovieFilename (bool8 read_only)
 {
 	char	s[PATH_MAX + 1];
diff --git a/win32/wsnes9x.cpp b/win32/wsnes9x.cpp
index c84e093b..9ec60a00 100644
--- a/win32/wsnes9x.cpp
+++ b/win32/wsnes9x.cpp
@@ -10843,12 +10843,6 @@ void S9xHandlePortCommand(s9xcommand_t cmd, int16 data1, int16 data2)
 	return;
 }
 
-//  NYI
-const char *S9xChooseFilename (bool8 read_only)
-{
-	return NULL;
-}
-
 // NYI
 const char *S9xChooseMovieFilename (bool8 read_only)
 {