man comedi_get_write_subdevice (Fonctions bibliothèques) - find streaming output subdevice
NAME
comedi_get_write_subdevice - find streaming output subdevice
SYNOPSIS
#include <comedilib.h> int comedi_get_write_subdevice (comedi_t * device);
DESCRIPTION
The function comedi_get_write_subdevice() returns the subdevice that allows streaming output for device dev. If no subdevice supports streaming output, -1 is returned and the Comedilib error number is set to XXX "subdevice not found".