devtoname - "converts dev_t data into a string indicating the device name"
Synopsis Description History
.In sys/param.h .In sys/conf.h const char * devtoname "dev_t dev"
The devtoname function returns a pointer to the name of the device passed to it. The name is whatever was set to it in make_dev. If no name is associated with dev, a pointer to a string consisting of a "#" followed by "major / minor" as it applies to dev is returned.
The devtoname interface first appeared in .Fx 4.0