Attempt to fix problems associated with sudo'd programs.  Prepend 'exec' to the command-line so it replaces the 'csh' and we can directly control the process.  When STOPping or KILLing a program, also try 'sudo kill <pid>' if the regular killpg() doesn't work.
Attempt to fix problems associated with sudo'd programs.  Prepend
'exec' to the command-line so it replaces the 'csh' and we can
directly control the process.  When STOPping or KILLing a program,
also try 'sudo kill <pid>' if the regular killpg() doesn't work.

nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome