It is supported on OS X as well: https://github.com/emacs-mirror/emacs/blob/master/src/unexmacosx.c https://github.com/emacs-mirror/emacs/blob/master/src/unexma

It is supported on OS X as well: https://github.com/emacs-mirror/emacs/blob/master/src/unexmacosx.c https://github.com/emacs-mirror/emacs/blob/master/src/unexma... (And Windows: https://github.com/emacs-mirror/emacs/blob/master/src/unexw32.c https://github.com/emacs-mirror/emacs/blob/master/src/unexw3..., https://github.com/emacs-mirror/emacs/blob/master/src/w32heap.c#L27 https://github.com/emacs-mirror/emacs/blob/master/src/w32hea...)