diff --git a/include/ruby/internal/intern/process.h b/include/ruby/internal/intern/process.h
index cfa5e13162f52e..8b5e875c173565 100644
--- a/include/ruby/internal/intern/process.h
+++ b/include/ruby/internal/intern/process.h
@@ -30,6 +30,19 @@ RBIMPL_SYMBOL_EXPORT_BEGIN()
 
 /* process.c */
 
+/**
+ * Returns the Ruby value representing a waitpid(2) outcome.
+ *
+ * This is intended for Fiber Scheduler implementations of process_wait. The
+ * returned value should be returned from the scheduler hook.
+ *
+ * @param[in] pid The process ID returned by waitpid(2), or -1 on error.
+ * @param[in] status The "waitpid status", as returned by waitpid(2). This is NOT the exit status/exit code, see waitpid(2).
+ * @param[in] error Error code when pid is -1.
+ * @return The Ruby value representing this process wait result.
+ */
+VALUE rb_process_status_for(rb_pid_t pid, int status, int error);
+
 /**
  * Wait for the specified process to terminate, reap it, and return its status.
  *
diff --git a/process.c b/process.c
index 01aea3239a3696..8bb631fe5d46c6 100644
--- a/process.c
+++ b/process.c
@@ -642,7 +642,7 @@ proc_s_last_status(VALUE mod)
 }
 
 VALUE
-rb_process_status_new(rb_pid_t pid, int status, int error)
+rb_process_status_for(rb_pid_t pid, int status, int error)
 {
     VALUE last_status = rb_process_status_allocate(rb_cProcessStatus);
     struct rb_process_status *data = RTYPEDDATA_GET_DATA(last_status);
@@ -681,7 +681,7 @@ process_status_load(VALUE real_obj, VALUE load_obj)
 void
 rb_last_status_set(int status, rb_pid_t pid)
 {
-    GET_THREAD()->last_status = rb_process_status_new(pid, status, 0);
+    GET_THREAD()->last_status = rb_process_status_for(pid, status, 0);
 }
 
 static void
@@ -1112,7 +1112,7 @@ rb_process_status_wait(rb_pid_t pid, int flags)
 
     if (waitpid_state.ret == 0) return Qnil;
 
-    return rb_process_status_new(waitpid_state.ret, waitpid_state.status, waitpid_state.errnum);
+    return rb_process_status_for(waitpid_state.ret, waitpid_state.status, waitpid_state.errnum);
 }
 
 /*