Add thread pool reset on fork with FORKING_SUPPORT_ENABLED
diff --git a/binding.gyp b/binding.gyp
index b4f9038..cb0a2fb 100644
--- a/binding.gyp
+++ b/binding.gyp
@@ -608,6 +608,7 @@
         'src/core/lib/support/env_linux.c',
         'src/core/lib/support/env_posix.c',
         'src/core/lib/support/env_windows.c',
+        'src/core/lib/support/fork.c',
         'src/core/lib/support/histogram.c',
         'src/core/lib/support/host_port.c',
         'src/core/lib/support/log.c',
@@ -690,6 +691,8 @@
         'src/core/lib/iomgr/ev_windows.c',
         'src/core/lib/iomgr/exec_ctx.c',
         'src/core/lib/iomgr/executor.c',
+        'src/core/lib/iomgr/fork_posix.c',
+        'src/core/lib/iomgr/fork_windows.c',
         'src/core/lib/iomgr/gethostname_fallback.c',
         'src/core/lib/iomgr/gethostname_host_name_max.c',
         'src/core/lib/iomgr/gethostname_sysconf.c',