emacs_write_quit 2412 src/fileio.c if (emacs_write_quit (ofd, buf, copied) != copied) emacs_write_quit 5870 src/fileio.c coding->produced -= emacs_write_quit (desc, buf, coding->produced); emacs_write_quit 5103 src/lisp.h extern ptrdiff_t emacs_write_quit (int, void const *, ptrdiff_t);