? ktrace.out
Index: apropos-utils.c
===================================================================
RCS file: /cvsroot/src/usr.sbin/makemandb/apropos-utils.c,v
retrieving revision 1.2
diff -u -p -r1.2 apropos-utils.c
--- apropos-utils.c	7 Feb 2012 19:17:16 -0000	1.2
+++ apropos-utils.c	14 Feb 2012 19:22:46 -0000
@@ -283,12 +283,12 @@ init_db(int db_flag)
 	int create_db_flag = 0;
 
 	/* Check if the database exists or not */
-	if (!(stat(DBPATH, &sb) == 0 && S_ISREG(sb.st_mode))) {
-		/* Database does not exist, check if DB_CREATE was specified, and set
-		 * flag to create the database schema
+	if (!(stat(DBPATH, &sb) == 0 && S_ISREG(sb.st_mode) && sb.st_size > 0)) {
+		/* Database does not exist or is empty, check if DB_CREATE was
+		 * specified, and set flag to create the database schema
 		 */
 		if (db_flag != (MANDB_CREATE)) {
-			warnx("Missing apropos database. "
+			warnx("Missing or empty apropos database. "
 			      "Please run makemandb to create it.");
 			return NULL;
 		}
Index: makemandb.c
===================================================================
RCS file: /cvsroot/src/usr.sbin/makemandb/makemandb.c,v
retrieving revision 1.2
diff -u -p -r1.2 makemandb.c
--- makemandb.c	7 Feb 2012 19:17:16 -0000	1.2
+++ makemandb.c	14 Feb 2012 19:22:47 -0000
@@ -306,7 +306,7 @@ main(int argc, char *argv[])
 			manconf = optarg;
 			break;
 		case 'f':
-			remove(DBPATH);
+			truncate(DBPATH, 0);
 			mflags.recreate = 1;
 			break;
 		case 'l':