\b;Instruction \c;thump\n; Syntax: \s;\c;thump ( );\n; Activates the weapon system of the \l;thumper\u object\bottump;, that turns ants and spiders belly up and makes them completely harmless for a while. \t;Return value: \c;\l;int\u cbot\int;\n; Zero if everything is OK, a value different from zero if an error occurred. \c;== 0 \n;Thumping performed \c;!= 0 \n;Operation impossible \t;See also \l;Programming\u cbot;, \l;types\u cbot\type; and \l;categories\u cbot\category;.