pid_is_alive      583 src/core/service.c         if (!pid_is_alive(pid)) {
pid_is_alive     1045 src/core/service.c                         return pid_is_alive(s->main_pid);
pid_is_alive      152 src/libsystemd/sd-bus/bus-creds.c         if (!pid_is_alive(pid)) {
pid_is_alive      951 src/shared/util.h bool pid_is_alive(pid_t pid);
pid_is_alive      248 src/tty-ask-password-agent/tty-ask-password-agent.c         if (pid > 0 && !pid_is_alive(pid))