- symfile->raw_contents_size = stat_buf.st_size;
- symfile->raw_contents = mono_file_map (stat_buf.st_size, MONO_MMAP_READ|MONO_MMAP_PRIVATE, fileno (f), 0, &symfile->raw_contents_handle);
+ symfile->raw_contents = mono_file_map (symfile->raw_contents_size, MONO_MMAP_READ|MONO_MMAP_PRIVATE, mono_file_map_fd (f), 0, &symfile->raw_contents_handle);