303  * If *printed is false, print the message, and flip *printed to true.
304  * Return whether the message was printed.
306 bool error_report_once_cond(bool *printed, const char *fmt, ...)  in error_report_once_cond()  argument
310     assert(printed);  in error_report_once_cond()
311     if (*printed) {  in error_report_once_cond()
314     *printed = true;  in error_report_once_cond()
323  * If *printed is false, print the message, and flip *printed to true.
324  * Return whether the message was printed.
326 bool warn_report_once_cond(bool *printed, const char *fmt, ...)  in warn_report_once_cond()  argument
330     assert(printed);  in warn_report_once_cond()
331     if (*printed) {  in warn_report_once_cond()
334     *printed = true;  in warn_report_once_cond()