4.190.2 stdout
Stream that will be used as an output stream by the simplified functions that don't take a stream argument.
The first stream opened with write intent using fdevopen() will be assigned to both, stdin, and stderr. 
Stream that will be used as an output stream by the simplified functions that don't take a stream argument.
The first stream opened with write intent using fdevopen() will be assigned to both, stdin, and stderr. 
The online versions of the documents are provided as a courtesy. Verify all content and data in the device’s PDF documentation found on the device product page.