char* makeLower(const char* name);The above functions are defined in the file CGUtilities.h. The first method returns a dynamically allocated string that is a lower-case version of the argument string. The second method is used to execute a remote shell command,
int rshSystem(const char* hostname, const char* command,
const char* directory=NULL);
command, in the directory on the machine hostname. We use the xon command instead of rsh in order to preserve any X-Window environment variables.