[CentOS] RS-485 over a half duplex serial in Centos 6.5

Sat Nov 8 21:36:04 UTC 2014
Jason Ricles <jgr208 at alum.lehigh.edu>

Hi, I am trying to make a program in C to communicate with a temperature
sensor over my serial port that uses RS-485 and is a half duplex. I am
however having trouble getting the device into RS-485 mode, is it possible
to use RS-485 mode in Centos 6.5 or does it only support RS-232 mode?