;;; mutex is needed. More importantly the sigchld signal handler also
;;; accesses it, that's why we need without-interrupts.
(defmacro with-active-processes-lock (() &body body)
;;; mutex is needed. More importantly the sigchld signal handler also
;;; accesses it, that's why we need without-interrupts.
(defmacro with-active-processes-lock (() &body body)