Aligns lsof to the changes made in
  http://svnweb.freebsd.org/base?view=revision&revision=247602
--- dialects/freebsd/dproc.c.orig	2013-01-02 21:02:09.000000000 +0400
+++ dialects/freebsd/dproc.c	2013-03-20 23:08:58.140282265 +0400
@@ -138,7 +138,12 @@
 #endif	/* FREEBSDV<2000 */
 
 #if	defined(HASFSTRUCT)
-	static char *pof = (char *)NULL;
+#if __FreeBSD_version >= 1000029
+	typedef uint8_t pof_t;
+#else
+	typedef char pof_t;
+#endif
+	static pof_t *pof = (pof_t *)NULL;
 	static int pofb = 0;
 #endif	/* defined(HASFSTRUCT) */
 
@@ -379,17 +384,31 @@
 		}
 		ofbb = nb;
 	    }
+#if __FreeBSD_version >= 1000029
+/*
+ * FreeBSD after head, r247602 has split file entries into array
+ * filedescent; file structure is fde_file and flags are named
+ * fde_flags.
+ */
+	    for (i = 0; i < nf; i++) {
+		if (kread((KA_T)&fd.fd_ofiles[i].fde_file,
+		  (char*)&ofb[i], sizeof(ofb[0])) != 0) {
+		    continue;
+		}
+	    }
+#else
 	    if (kread((KA_T)fd.fd_ofiles, (char *)ofb, nb))
 		continue;
+#endif
 
 #if	defined(HASFSTRUCT)
 	    if (Fsv & FSV_FG) {
-		nb = (MALLOC_S)(sizeof(char) * nf);
+		nb = (MALLOC_S)(sizeof(pof[0]) * nf);
 		if (nb > pofb) {
 		    if (!pof)
-			pof = (char *)malloc(nb);
+			pof = (pof_t *)malloc(nb);
 		    else
-			pof = (char *)realloc((MALLOC_P *)pof, nb);
+			pof = (pof_t *)realloc((MALLOC_P *)pof, nb);
 		    if (!pof) {
 			(void) fprintf(stderr,
 			    "%s: PID %d, no file flag space\n", Pn, p->P_PID);
@@ -397,8 +416,19 @@
 		    }
 		    pofb = nb;
 		}
+#if __FreeBSD_version >= 1000029
+		if (fd.fd_ofiles) {
+		    for (i = 0; i < nf; i++) {
+			if (kread((KA_T)&fd.fd_ofiles[i].fde_flags,
+			  (char *)(&pof[i]), sizeof (pof[0])) != 0) {
+			    pof[i] = 0;
+			}
+		    }
+		}
+#else
 		if (!fd.fd_ofileflags || kread((KA_T)fd.fd_ofileflags, pof, nb))
 		    zeromem(pof, nb);
+#endif
 	    }
 #endif	/* defined(HASFSTRUCT) */