Changed function names in prototypes for xterm, mskermit, and added prototypes for versaterm and vlt drivers (minor tek devices).
Changed function names in prototypes for xterm, mskermit, and added
prototypes for versaterm and vlt drivers (minor tek devices).

svn path=/trunk/; revision=717

FreeScienceCommunity/PLPlot,FreeScienceCommunity/PLPlot,FreeScienceCommunity/PLPlot,FreeScienceCommunity/PLPlot,FreeScienceCommunity/PLPlot,FreeScienceCommunity/PLPlot,FreeScienceCommunity/PLPlot,FreeScienceCommunity/PLPlot,FreeScienceCommunity/PLPlot