output-port-open? -- r7rs Definition predicate;
output-port-open? (from vonuvoli);Procedure variants:
((output-port-open) -> (true))
output-port-open;true;((output-port) -> (false))
output-port;false;((port) -> (false))
((any) -> (false))
scheme:base -- (scheme base);scheme -- (scheme);Please refer to
input-port-open?.
output-port-open;true;output-port;false;port;any;