Fixed -Wshadow warnings by renaming ttysleep()'s `timeout' parameter to `timo'.  This also makes the parameter name in the prototype the same as in the function.
Fixed -Wshadow warnings by renaming ttysleep()'s `timeout' parameter to
`timo'.  This also makes the parameter name in the prototype the same as
in the function.

jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase