def cmd(send, msg, args):
"""Return either a random value or the specified one from errno.h.
Syntax: !errno <errorcode|list>
"""
send(parse_header('errno', msg))
def cmd(send, msg, _):
"""Return either a random value or the specified one from signal.h.
Syntax: {command} <signal|list>
"""
send(parse_header('signal', msg))
