--- patch-growisofs__mmc.cpp.org	2015-04-10 20:20:16.000000000 +0900
+++ /usr/ports/sysutils/dvd+rw-tools/files/patch-growisofs__mmc.cpp	2018-08-10 10:58:15.000000000 +0900
@@ -9,3 +9,14 @@
      cmd[0] = 0x35;	// FLUSH CACHE
      cmd[9] = 0;
      cmd.transport();
+--- growisofs_mmc.cpp.org	2008-03-04 18:47:49.000000000 +0100
++++ growisofs_mmc.cpp	2011-03-07 11:49:17.000000000 +0100
+@@ -410,7 +410,7 @@
+ 	    }
+ 
+ 	    nwa = 0;
+-	    if (buf[7]&1 && !bdr_plus_pow)	// NWA_V
++	    if (buf[7]&1)	// NWA_V
+ 	    {	nwa  = buf[12]<<24;
+ 		nwa |= buf[13]<<16;
+ 		nwa |= buf[14]<<8;