process-spawn.c: switch uv_socketpair to uv_pipe
to remove the socket dependence
@@ -738,7 +738,7 @@ index 0f4bf938..dd36028b 100644
time_base = loop->time;
diff --git a/src/unix/process-spawn.c b/src/unix/process-spawn.c
new file mode 100644
-index 00000000..78401ca5
+index 00000000..755efc84
--- /dev/null
+++ b/src/unix/process-spawn.c
@@ -865,7 +865,7 @@ index 00000000..78401ca5
+ if (container->data.stream->type != UV_NAMED_PIPE)
+ return UV_EINVAL;
+ else
-+ return uv_socketpair(SOCK_STREAM, 0, fds, 0, 0);
++ return uv_pipe(fds, 0, 0);
+
+ case UV_INHERIT_FD:
+ case UV_INHERIT_STREAM:
