ural_debug 75 dev/usb/if_ral.c #define DPRINTF(x) do { if (ural_debug) printf x; } while (0) ural_debug 76 dev/usb/if_ral.c #define DPRINTFN(n, x) do { if (ural_debug >= (n)) printf x; } while (0) ural_debug 77 dev/usb/if_ral.c int ural_debug = 0;