Merge topic 'libuv-bootstrap-sigchld'

d562e503 libuv: Use SIGCHLD in bootstrap mode
Acked-by: NKitware Robot <kwrobot@kitware.com>
Merge-request: !8748

Utilities/cmlibuv/src/unix/process.c

@@ -75,7 +75,9 @@ extern char **environ;
 #endif
 #endif
 
-#if defined(__APPLE__) || \
+#ifdef CMAKE_BOOTSTRAP
+#define UV_USE_SIGCHLD
+#elif defined(__APPLE__) || \
     defined(__DragonFly__) || \
     defined(__FreeBSD__) || \
     defined(__NetBSD__) || \