restore_sigchld_handler_and_wait_for_zombie  296 ckptserializer.cpp     restore_sigchld_handler_and_wait_for_zombie(forked_cpid);
restore_sigchld_handler_and_wait_for_zombie  429 ckptserializer.cpp     restore_sigchld_handler_and_wait_for_zombie(ckpt_extcomp_child_pid);