dcmn_err
#define dcmn_err(args) if (di_debug >= 1) cmn_err args
#define dcmn_err(args) /* nothing */
#define dcmn_err(args) if (devfs_debug & DV_DEBUG) printf args
#define dcmn_err(args) /* nothing */
#define dcmn_err if (ia_debug) cmn_err
#define dcmn_err if (pci_prd_debug != 0) cmn_err
#define dcmn_err if (pci_boot_debug != 0) cmn_err
#define dcmn_err(level, args) if (fcode_debug >= level) cmn_err args