From 26e25647a0c650a30aecffb0c44973f1952b4f29 Mon Sep 17 00:00:00 2001
From: twosky2000 <tobiasfellmann@hotmail.com>
Date: Mon, 5 Sep 2016 20:02:46 +0200
Subject: [PATCH] Fix compiling under TrueOS 12-Current

BSD has the getgrouplist function in unistd, even it's may not on every BSD the same.
https://www.freebsd.org/cgi/man.cgi?query=getgrouplist&sektion=3&apropos=0&manpath=freebsd
Tested with TrueOS-Server-2016-08-31-x64
---
 src/userid.cc | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/src/userid.cc b/src/userid.cc
index dd8b0c4..44e186e 100644
--- a/src/userid.cc
+++ b/src/userid.cc
@@ -6,7 +6,13 @@
 #include <sys/types.h>
 #include <grp.h>
 #include <pwd.h>
-
+#if defined(__unix__) || (defined(__APPLE__) && defined(__MACH__))
+#include <sys/param.h>
+#if defined(BSD)
+	/* BSD needs unistd.h for getgrouplist function*/
+#include <unistd.h>
+#endif
+#endif
 #include <nan.h>
 
 using v8::FunctionTemplate;