break;

case i:

default:

do ...; {...}

else {...}

for(a;b;c) {...}

if(condition) {...}

next;

repeat {...} until(condition);

return expression;

switch(expression) {...}

while(condition) {...}

Additional Ratfor--90 commands:

contains:

interface name {...}

interface operator(op) {...}

interface assignment(assgnmnt) {...}

module name {...}

private:

sequence:

type name {...}

where(expression) {...}