--- a/src/os/unix/ngx_process.h
+++ b/src/os/unix/ngx_process.h
@@ -27,7 +27,7 @@ typedef struct {
     char               *name;
 
     unsigned            respawn:1;
-    unsigned            just_respawn:1;
+    unsigned            just_spawn:1;
     unsigned            detached:1;
     unsigned            exiting:1;
     unsigned            exited:1;
@@ -45,9 +45,10 @@ typedef struct {
 #define NGX_MAX_PROCESSES         1024
 
 #define NGX_PROCESS_NORESPAWN     -1
-#define NGX_PROCESS_RESPAWN       -2
-#define NGX_PROCESS_JUST_RESPAWN  -3
-#define NGX_PROCESS_DETACHED      -4
+#define NGX_PROCESS_JUST_SPAWN    -2
+#define NGX_PROCESS_RESPAWN       -3
+#define NGX_PROCESS_JUST_RESPAWN  -4
+#define NGX_PROCESS_DETACHED      -5
 
 
 #define ngx_getpid   getpid