DEVNAME(3) BSD Library Functions Manual DEVNAME(3)NAME
devname — get device name
devname(dev_t dev, mode_t type);
The devname() function returns a pointer to the name of the block or
character device in “/dev” with a device number of dev, and a file type
matching the one encoded in type which must be one of S_IFBLK or S_IFCHR.
If no device matches the specified values, or no information is avail‐
able, NULL is returned.
The traditional display for applications when no device is found is the
SEE ALSOstat(2), dev_mkdb(8)HISTORY
The devname function call appeared in 4.4BSD.
4.4BSD April 29, 1995 4.4BSD