patch 9.1.1723: Missing ifdefs

Problem:  Missing ifdefs (after v9.1.1719)
Solution: Add ifdef ELAPSED_FUNC (Foxe Chen).

closes: #18178

Signed-off-by: Foxe Chen <chen.foxe@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>

src/os_unix.c

@@ -9637,8 +9637,10 @@ socket_server_send(
 	if (pending.result != NULL)
 	    break;
 
+#ifdef ELAPSED_FUNC
 	if (ELAPSED_FUNC(start_tv) >= (timeout > 0 ? timeout : 1000))
 	    break;
+#endif
     }
 
     if (pending.result == NULL)

src/version.c

@@ -724,6 +724,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1723,
 /**/
     1722,
 /**/