Ulm's Modula-2 Library:
SysKill

NAME

SysKill - send a signal to a process or a group of processes

PROCEDURE Kill(pid: SystemTypes.ProcessId;
               sig: SystemTypes.Sig) : BOOLEAN;

Kill sends sig to the process or process group specified by pid. See kill(2) for a more detailed description.

On failure, FALSE is returned and Errno.errno is set.