diff --git a/src/file/SDL_rwops.c b/src/file/SDL_rwops.c index e5a16743b3..87307ab8ab 100644 --- a/src/file/SDL_rwops.c +++ b/src/file/SDL_rwops.c @@ -277,8 +277,9 @@ windows_file_write(SDL_RWops *context, const void *ptr, size_t size, /* if in append mode, we must go to the EOF before write */ if (context->hidden.windowsio.append) { - if (SetFilePointer(context->hidden.windowsio.h, 0L, NULL, FILE_END) == - INVALID_SET_FILE_POINTER) { + LARGE_INTEGER windowsoffset; + windowsoffset.QuadPart = 0; + if (!SetFilePointerEx(context->hidden.windowsio.h, windowsoffset, &windowsoffset, FILE_END)) { SDL_Error(SDL_EFWRITE); return 0; }