comedi_get_n_ranges - number of ranges of channel
#include <comedilib.h>
int comedi_get_n_ranges (comedi_t * device, unsigned int subdevice,
unsigned int channel);
The function comedi_get_n_ranges() returns the number of ranges of the
channel chan belonging to the subdevice of the comedi device device.
This function returns -1 on error.
28 October 2007