Converting MPLAB8 C30 project to MPLABX XC16 and can't find RTCC functions (larrycook99)

I am in the process of converting an MPLAB8 project for a PIC24FJ256DA210 that uses C30 compiler to MPLABX with the XC16 compiler and I think I have all of the issues worked out except the XC16 compile cannot find the RTCC functions that I am using. I imp..