To compile sHXD on OSX
Download shxd-0.1.50.tgz from http://synhxd.sourceforge.net/shxd-0.1.50.tgz
move it to you home directory
tar -xzf shxd-0.1.50.tgz
cd shxd-0.1.50
./configure --enable-hotline-server --enable-tracker-register --enable-htxf-pthread --enable-nospam --enable-exec --enable-sql

(note dont use --enable-sql if you are not using sql)
(note documentation included in info folder inside shxd-0.1.50 folder)
(note OSX Darwin info on the http://synhxd.sourceforge.net website
 to get the /find command to work)

make

edit the hxd.conf file 

start it like this
from within the shxd-0.1.50 folder(dir) 
./hxd&
connect with your hotline or zombie client as admin or if you have and accounts folder from a hotline server just replace the accounts dir with your users dir (must be named accounts to work)

to make changes take effect without restarting the server kill -HUP <pid>

have phun