twosky2000

Fix compiling under TrueOS 12-Current

1

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