November 19, 1999 These ANSI C functions are a subset of the ODF libodf library functions and implement our water property calculations. There is a man page provided in unix man (hydro.1) and PostScript (hydro.ps) formats. The simple Makefile builds a static ar library (libhydro.a) on most Unix systems. The header file odflib.h contains prototypes for all functions and should be #included by any programs using this library. Frank Delahoyde Shipboard Technical Support Oceanographic Data Facility SIO/UCSD