diff --git a/src/physfs.c b/src/physfs.c
index deb5075..b6b5e55 100644
--- a/src/physfs.c
+++ b/src/physfs.c
@@ -3002,14 +3002,11 @@ static void mallocAllocatorFree(void *ptr)
 static void setDefaultAllocator(void)
 {
     assert(!externalAllocator);
-    if (!__PHYSFS_platformSetDefaultAllocator(&allocator))
-    {
-        allocator.Init = NULL;
-        allocator.Deinit = NULL;
-        allocator.Malloc = mallocAllocatorMalloc;
-        allocator.Realloc = mallocAllocatorRealloc;
-        allocator.Free = mallocAllocatorFree;
-    } /* if */
+    allocator.Init = NULL;
+    allocator.Deinit = NULL;
+    allocator.Malloc = mallocAllocatorMalloc;
+    allocator.Realloc = mallocAllocatorRealloc;
+    allocator.Free = mallocAllocatorFree;
 } /* setDefaultAllocator */
 
 /* end of physfs.c ... */
diff --git a/src/physfs_internal.h b/src/physfs_internal.h
index 591a8cc..a53d8c5 100644
--- a/src/physfs_internal.h
+++ b/src/physfs_internal.h
@@ -655,20 +655,6 @@ int __PHYSFS_platformGrabMutex(void *mutex);
  */
 void __PHYSFS_platformReleaseMutex(void *mutex);
 
-/*
- * Called at the start of PHYSFS_init() to prepare the allocator, if the user
- *  hasn't selected their own allocator via PHYSFS_setAllocator().
- *  If the platform has a custom allocator, it should fill in the fields of
- *  (a) with the proper function pointers and return non-zero.
- * If the platform just wants to use malloc()/free()/etc, return zero
- *  immediately and the higher level will handle it. The Init and Deinit
- *  fields of (a) are optional...set them to NULL if you don't need them.
- *  Everything else must be implemented. All rules follow those for
- *  PHYSFS_setAllocator(). If Init isn't NULL, it will be called shortly
- *  after this function returns non-zero.
- */
-int __PHYSFS_platformSetDefaultAllocator(PHYSFS_Allocator *a);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/src/platform_beos.cpp b/src/platform_beos.cpp
index 12ea992..3376c46 100644
--- a/src/platform_beos.cpp
+++ b/src/platform_beos.cpp
@@ -227,12 +227,6 @@ void __PHYSFS_platformReleaseMutex(void *mutex)
     ((BLocker *) mutex)->Unlock();
 } /* __PHYSFS_platformReleaseMutex */
 
-
-int __PHYSFS_platformSetDefaultAllocator(PHYSFS_Allocator *a)
-{
-    return 0;  /* just use malloc() and friends. */
-} /* __PHYSFS_platformSetDefaultAllocator */
-
 #endif  /* PHYSFS_PLATFORM_BEOS */
 
 /* end of beos.cpp ... */
diff --git a/src/platform_macosx.c b/src/platform_macosx.c
index b1b1c8a..e6b2739 100644
--- a/src/platform_macosx.c
+++ b/src/platform_macosx.c
@@ -212,12 +212,6 @@ char *__PHYSFS_platformCalcPrefDir(const char *org, const char *app)
     return retval;
 } /* __PHYSFS_platformCalcPrefDir */
 
-
-int __PHYSFS_platformSetDefaultAllocator(PHYSFS_Allocator *a)
-{
-    return 0;  /* just use malloc() and friends. */
-} /* __PHYSFS_platformSetDefaultAllocator */
-
 #endif /* PHYSFS_PLATFORM_MACOSX */
 
 /* end of macosx.c ... */
diff --git a/src/platform_os2.c b/src/platform_os2.c
index 942702f..3719346 100644
--- a/src/platform_os2.c
+++ b/src/platform_os2.c
@@ -773,13 +773,6 @@ void __PHYSFS_platformReleaseMutex(void *mutex)
     DosReleaseMutexSem((HMTX) mutex);
 } /* __PHYSFS_platformReleaseMutex */
 
-
-/* !!! FIXME: Don't use C runtime for allocators? */
-int __PHYSFS_platformSetDefaultAllocator(PHYSFS_Allocator *a)
-{
-    return 0;  /* just use malloc() and friends. */
-} /* __PHYSFS_platformSetDefaultAllocator */
-
 #endif  /* PHYSFS_PLATFORM_OS2 */
 
 /* end of os2.c ... */
diff --git a/src/platform_unix.c b/src/platform_unix.c
index a60fcb4..891f1b2 100644
--- a/src/platform_unix.c
+++ b/src/platform_unix.c
@@ -367,12 +367,6 @@ char *__PHYSFS_platformCalcPrefDir(const char *org, const char *app)
     return retval;
 } /* __PHYSFS_platformCalcPrefDir */
 
-
-int __PHYSFS_platformSetDefaultAllocator(PHYSFS_Allocator *a)
-{
-    return 0;  /* just use malloc() and friends. */
-} /* __PHYSFS_platformSetDefaultAllocator */
-
 #endif /* PHYSFS_PLATFORM_UNIX */
 
 /* end of unix.c ... */
diff --git a/src/platform_windows.c b/src/platform_windows.c
index 77e9ef1..f582333 100644
--- a/src/platform_windows.c
+++ b/src/platform_windows.c
@@ -945,13 +945,6 @@ int __PHYSFS_platformStat(const char *filename, PHYSFS_Stat *st)
     return 1;
 } /* __PHYSFS_platformStat */
 
-
-/* !!! FIXME: Don't use C runtime for allocators? */
-int __PHYSFS_platformSetDefaultAllocator(PHYSFS_Allocator *a)
-{
-    return 0;  /* just use malloc() and friends. */
-} /* __PHYSFS_platformSetDefaultAllocator */
-
 #endif  /* PHYSFS_PLATFORM_WINDOWS */
 #endif  /* PHYSFS_PLATFORM_WINRT */
 
diff --git a/src/platform_winrt.cpp b/src/platform_winrt.cpp
index 8e59dab..3190cc0 100644
--- a/src/platform_winrt.cpp
+++ b/src/platform_winrt.cpp
@@ -665,12 +665,5 @@ int __PHYSFS_platformStat(const char *filename, PHYSFS_Stat *st)
 	return 1;
 } /* __PHYSFS_platformStat */
 
+#endif /* PHYSFS_PLATFORM_WINRT */
 
-/* !!! FIXME: Don't use C runtime for allocators? */
-int __PHYSFS_platformSetDefaultAllocator(PHYSFS_Allocator *a)
-{
-	return 0;  /* just use malloc() and friends. */
-} /* __PHYSFS_platformSetDefaultAllocator */
-
-
-#endif /* PHYSFS_PLATFORM_WINRT */
\ No newline at end of file