NGX_PROCESS_JUST_RESPAWN  237 os/unix/ngx_process.c     case NGX_PROCESS_JUST_RESPAWN:
NGX_PROCESS_JUST_RESPAWN  250 os/unix/ngx_process_cycle.c                                        NGX_PROCESS_JUST_RESPAWN);
NGX_PROCESS_JUST_RESPAWN  400 os/unix/ngx_process_cycle.c                       respawn ? NGX_PROCESS_JUST_RESPAWN : NGX_PROCESS_RESPAWN);