diff --git a/lib/libc/iconv/citrus_bcs_strtol.c b/lib/libc/iconv/citrus_bcs_strtol.c
index 407362248797..ac874a3549c7 100644
--- a/lib/libc/iconv/citrus_bcs_strtol.c
+++ b/lib/libc/iconv/citrus_bcs_strtol.c
@@ -1,5 +1,5 @@
 /* $FreeBSD$ */
-/* $NetBSD: citrus_bcs_strtol.c,v 1.2 2009/01/11 02:46:24 christos Exp $ */
+/* $NetBSD: citrus_bcs_strtol.c,v 1.4 2013/04/26 21:20:47 joerg Exp $ */
 
 /*-
  * Copyright (c) 2005 The DragonFly Project.  All rights reserved.
diff --git a/lib/libc/iconv/citrus_bcs_strtoul.c b/lib/libc/iconv/citrus_bcs_strtoul.c
index d9fa97cb6e5a..b33334a91fdd 100644
--- a/lib/libc/iconv/citrus_bcs_strtoul.c
+++ b/lib/libc/iconv/citrus_bcs_strtoul.c
@@ -1,5 +1,5 @@
 /* $FreeBSD$ */
-/* $NetBSD: citrus_bcs_strtoul.c,v 1.3 2009/01/11 02:46:24 christos Exp $ */
+/* $NetBSD: citrus_bcs_strtoul.c,v 1.5 2013/04/26 21:20:48 joerg Exp $ */
 
 /*-
  * Copyright (c) 2005 The DragonFly Project.  All rights reserved.
diff --git a/lib/libc/iconv/citrus_csmapper.c b/lib/libc/iconv/citrus_csmapper.c
index e2d10d5a4ba7..353adc9bb056 100644
--- a/lib/libc/iconv/citrus_csmapper.c
+++ b/lib/libc/iconv/citrus_csmapper.c
@@ -1,5 +1,5 @@
 /* $FreeBSD$ */
-/* $NetBSD: citrus_csmapper.c,v 1.10 2009/01/11 02:46:24 christos Exp $ */
+/*	$NetBSD: citrus_csmapper.c,v 1.11 2011/11/20 07:43:52 tnozaki Exp $	*/
 
 /*-
  * Copyright (c)2003 Citrus Project,
@@ -140,6 +140,7 @@ find_best_pivot_pvdb(const char *src, const char *dst, char *pivot,
 		if (ret)
 			goto quit3;
 		if (_db_lookup_by_s(db3, dst, &r2, NULL) != 0)
+			/* don't break the loop, test all src/dst pairs. */
 			goto quit4;
 		/* r2: norm among pivot and dst */
 		ret = get32(&r2, &val32);
diff --git a/lib/libc/iconv/citrus_csmapper.h b/lib/libc/iconv/citrus_csmapper.h
index 389ad431e178..cb1c4f1f7439 100644
--- a/lib/libc/iconv/citrus_csmapper.h
+++ b/lib/libc/iconv/citrus_csmapper.h
@@ -1,5 +1,5 @@
 /* $FreeBSD$ */
-/* $NetBSD: citrus_csmapper.h,v 1.2 2008/02/09 14:56:20 junyoung Exp $ */
+/*	$NetBSD: citrus_csmapper.h,v 1.3 2013/06/24 17:28:35 joerg Exp $	*/
 
 /*-
  * Copyright (c)2003 Citrus Project,
diff --git a/lib/libc/iconv/citrus_db_factory.c b/lib/libc/iconv/citrus_db_factory.c
index 9a3edf234f40..e9823ab04393 100644
--- a/lib/libc/iconv/citrus_db_factory.c
+++ b/lib/libc/iconv/citrus_db_factory.c
@@ -1,5 +1,5 @@
 /* $FreeBSD$ */
-/* $NetBSD: citrus_db_factory.c,v 1.9 2008/02/09 14:56:20 junyoung Exp $ */
+/*	$NetBSD: citrus_db_factory.c,v 1.10 2013/09/14 13:05:51 joerg Exp $	*/
 
 /*-
  * Copyright (c)2003 Citrus Project,
@@ -227,15 +227,6 @@ put8(struct _region *r, size_t *rofs, uint8_t val)
 	*rofs += 1;
 }
 
-static __inline void
-put16(struct _region *r, size_t *rofs, uint16_t val)
-{
-
-	val = htons(val);
-	memcpy(_region_offset(r, *rofs), &val, 2);
-	*rofs += 2;
-}
-
 static __inline void
 put32(struct _region *r, size_t *rofs, uint32_t val)
 {
diff --git a/lib/libc/iconv/citrus_iconv.c b/lib/libc/iconv/citrus_iconv.c
index e4bd24f4a39a..df2ed73ffc7f 100644
--- a/lib/libc/iconv/citrus_iconv.c
+++ b/lib/libc/iconv/citrus_iconv.c
@@ -1,5 +1,5 @@
 /* $FreeBSD$ */
-/* $NetBSD: citrus_iconv.c,v 1.7 2008/07/25 14:05:25 christos Exp $ */
+/*	$NetBSD: citrus_iconv.c,v 1.10 2011/11/19 18:34:21 tnozaki Exp $	*/
 
 /*-
  * Copyright (c)2003 Citrus Project,
@@ -169,8 +169,10 @@ open_shared(struct _citrus_iconv_shared * __restrict * __restrict rci,
 	    ci->ci_ops->io_uninit_shared == NULL ||
 	    ci->ci_ops->io_init_context == NULL ||
 	    ci->ci_ops->io_uninit_context == NULL ||
-	    ci->ci_ops->io_convert == NULL)
+	    ci->ci_ops->io_convert == NULL) {
+		ret = EINVAL;
 		goto err;
+	}
 
 	/* initialize the converter */
 	ret = (*ci->ci_ops->io_init_shared)(ci, src, dst);
diff --git a/lib/libc/iconv/citrus_lookup.c b/lib/libc/iconv/citrus_lookup.c
index 09b12985a47b..bb9934a4847f 100644
--- a/lib/libc/iconv/citrus_lookup.c
+++ b/lib/libc/iconv/citrus_lookup.c
@@ -1,5 +1,5 @@
 /* $FreeBSD$ */
-/* $NetBSD: citrus_lookup.c,v 1.6 2009/02/03 04:58:38 lukem Exp $ */
+/*	$NetBSD: citrus_lookup.c,v 1.7 2012/05/04 16:45:05 joerg Exp $	*/
 
 /*-
  * Copyright (c)2003 Citrus Project,
diff --git a/lib/libc/iconv/citrus_mapper.c b/lib/libc/iconv/citrus_mapper.c
index 43fa4b0cb921..ea65ae95bc7a 100644
--- a/lib/libc/iconv/citrus_mapper.c
+++ b/lib/libc/iconv/citrus_mapper.c
@@ -1,5 +1,5 @@
 /* $FreeBSD$ */
-/* $NetBSD: citrus_mapper.c,v 1.7 2008/07/25 14:05:25 christos Exp $ */
+/*	$NetBSD: citrus_mapper.c,v 1.10 2012/06/08 07:49:42 martin Exp $	*/
 
 /*-
  * Copyright (c)2003 Citrus Project,
@@ -244,8 +244,10 @@ mapper_open(struct _citrus_mapper_area *__restrict ma,
 	if (!cm->cm_ops->mo_init ||
 	    !cm->cm_ops->mo_uninit ||
 	    !cm->cm_ops->mo_convert ||
-	    !cm->cm_ops->mo_init_state)
+	    !cm->cm_ops->mo_init_state) {
+		ret = EINVAL;
 		goto err;
+	}
 
 	/* allocate traits structure */
 	cm->cm_traits = malloc(sizeof(*cm->cm_traits));
diff --git a/lib/libc/iconv/citrus_memstream.c b/lib/libc/iconv/citrus_memstream.c
index d7ad4fd29aca..f99a19d8ba57 100644
--- a/lib/libc/iconv/citrus_memstream.c
+++ b/lib/libc/iconv/citrus_memstream.c
@@ -1,5 +1,5 @@
 /* $FreeBSD$ */
-/* $NetBSD: citrus_memstream.c,v 1.4 2009/02/03 05:02:12 lukem Exp $ */
+/*	$NetBSD: citrus_memstream.c,v 1.5 2012/03/13 21:13:31 christos Exp $	*/
 
 /*-
  * Copyright (c)2003 Citrus Project,
@@ -44,8 +44,7 @@ _citrus_memory_stream_getln(struct _citrus_memory_stream * __restrict ms,
     size_t * __restrict rlen)
 {
 	const uint8_t *h, *p;
-	size_t ret;
-	int i;
+	size_t i, ret;
 
 	if (ms->ms_pos>=_region_size(&ms->ms_region))
 		return (NULL);
diff --git a/lib/libc/iconv/citrus_mmap.c b/lib/libc/iconv/citrus_mmap.c
index 2aaf73ca0b5f..f8e96d1964e2 100644
--- a/lib/libc/iconv/citrus_mmap.c
+++ b/lib/libc/iconv/citrus_mmap.c
@@ -1,5 +1,5 @@
 /* $FreeBSD$ */
-/* $NetBSD: citrus_mmap.c,v 1.3 2005/01/19 00:52:37 mycroft Exp $ */
+/*	$NetBSD: citrus_mmap.c,v 1.4 2011/10/15 23:00:01 christos Exp $	*/
 
 /*-
  * Copyright (c)2003 Citrus Project,
diff --git a/lib/libc/iconv/citrus_prop.c b/lib/libc/iconv/citrus_prop.c
index 0e6d34ac2d8a..28318de05a35 100644
--- a/lib/libc/iconv/citrus_prop.c
+++ b/lib/libc/iconv/citrus_prop.c
@@ -1,5 +1,5 @@
 /* $FreeBSD$ */
-/* $NetBSD: citrus_prop.c,v 1.3 2006/11/22 23:47:21 tnozaki Exp $ */
+/* $NetBSD: citrus_prop.c,v 1.4 2011/03/30 08:22:01 jruoho Exp $ */
 
 /*-
  * Copyright (c)2006 Citrus Project,
diff --git a/lib/libc/iconv/citrus_prop.h b/lib/libc/iconv/citrus_prop.h
index 29621540e69c..48fc066295c6 100644
--- a/lib/libc/iconv/citrus_prop.h
+++ b/lib/libc/iconv/citrus_prop.h
@@ -1,5 +1,5 @@
 /* $FreeBSD$ */
-/* $NetBSD: citrus_prop.h,v 1.3 2006/11/23 13:59:03 tnozaki Exp $ */
+/* $NetBSD: citrus_prop.h,v 1.5 2011/05/23 14:52:32 joerg Exp $ */
 
 /*-
  * Copyright (c)2006 Citrus Project,
@@ -82,7 +82,7 @@ struct _citrus_prop_hint_t {
 #define _CITRUS_PROP_HINT_NUM(name, cb) \
     { name, _CITRUS_PROP_NUM, { .num = { cb } } }
 #define _CITRUS_PROP_HINT_END \
-    { NULL, _CITRUS_PROP_NUM, { .num = { 0 } } }
+    { .name = NULL }
 
 __BEGIN_DECLS
 int	 _citrus_prop_parse_variable(const _citrus_prop_hint_t * __restrict,
diff --git a/lib/libc/iconv/citrus_stdenc.c b/lib/libc/iconv/citrus_stdenc.c
index b6562f87cc68..cef530e2a69e 100644
--- a/lib/libc/iconv/citrus_stdenc.c
+++ b/lib/libc/iconv/citrus_stdenc.c
@@ -1,5 +1,5 @@
 /* $FreeBSD$ */
-/* $NetBSD: citrus_stdenc.c,v 1.3 2005/10/29 18:02:04 tshiozak Exp $ */
+/*	$NetBSD: citrus_stdenc.c,v 1.4 2011/11/19 18:39:58 tnozaki Exp $	*/
 
 /*-
  * Copyright (c)2003 Citrus Project,
@@ -102,8 +102,10 @@ _citrus_stdenc_open(struct _citrus_stdenc * __restrict * __restrict rce,
 	    ce->ce_ops->eo_cstomb == NULL ||
 	    ce->ce_ops->eo_mbtowc == NULL ||
 	    ce->ce_ops->eo_wctomb == NULL ||
-	    ce->ce_ops->eo_get_state_desc == NULL)
+	    ce->ce_ops->eo_get_state_desc == NULL) {
+		ret = EINVAL;
 		goto bad;
+	}
 
 	/* allocate traits */
 	ce->ce_traits = malloc(sizeof(*ce->ce_traits));
diff --git a/lib/libiconv_modules/BIG5/citrus_big5.c b/lib/libiconv_modules/BIG5/citrus_big5.c
index d0e7047ea253..a8376eb628c9 100644
--- a/lib/libiconv_modules/BIG5/citrus_big5.c
+++ b/lib/libiconv_modules/BIG5/citrus_big5.c
@@ -1,5 +1,5 @@
 /* $FreeBSD$ */
-/*	$NetBSD: citrus_big5.c,v 1.12 2008/06/14 16:01:07 tnozaki Exp $	*/
+/*	$NetBSD: citrus_big5.c,v 1.13 2011/05/23 14:53:46 joerg Exp $	*/
 
 /*-
  * Copyright (c)2002, 2006 Citrus Project,
@@ -92,8 +92,8 @@ typedef struct {
 
 typedef struct _BIG5Exclude {
 	TAILQ_ENTRY(_BIG5Exclude)	 entry;
-	wint_t				 end;
 	wint_t				 start;
+	wint_t				 end;
 } _BIG5Exclude;
 
 typedef TAILQ_HEAD(_BIG5ExcludeList, _BIG5Exclude) _BIG5ExcludeList;
@@ -358,7 +358,7 @@ _citrus_BIG5_wcrtomb_priv(_BIG5EncodingInfo * __restrict ei,
     size_t n, wchar_t wc, _BIG5State * __restrict psenc __unused,
     size_t * __restrict nresult)
 {
-	unsigned char l;
+	size_t l;
 	int ret;
 
 	/* check invalid sequence */
diff --git a/lib/libiconv_modules/DECHanyu/citrus_dechanyu.c b/lib/libiconv_modules/DECHanyu/citrus_dechanyu.c
index 862956fe88cf..fc32018f9799 100644
--- a/lib/libiconv_modules/DECHanyu/citrus_dechanyu.c
+++ b/lib/libiconv_modules/DECHanyu/citrus_dechanyu.c
@@ -1,5 +1,5 @@
 /* $FreeBSD$ */
-/* $NetBSD: citrus_dechanyu.c,v 1.3 2008/06/14 16:01:07 tnozaki Exp $ */
+/* $NetBSD: citrus_dechanyu.c,v 1.4 2011/11/19 18:20:13 tnozaki Exp $ */
 
 /*-
  * Copyright (c)2007 Citrus Project,
diff --git a/lib/libiconv_modules/EUCTW/citrus_euctw.c b/lib/libiconv_modules/EUCTW/citrus_euctw.c
index 36b43c703910..c35423ea4382 100644
--- a/lib/libiconv_modules/EUCTW/citrus_euctw.c
+++ b/lib/libiconv_modules/EUCTW/citrus_euctw.c
@@ -119,7 +119,7 @@ _citrus_EUCTW_count(int cs)
 	case 1:
 		/*FALLTHROUGH*/
 	case 2:
-		return (2^cs);
+		return (1 << cs);
 	case 3:
 		abort();
 		/*NOTREACHED*/
diff --git a/lib/libiconv_modules/ISO2022/citrus_iso2022.c b/lib/libiconv_modules/ISO2022/citrus_iso2022.c
index 357f3b91f3b9..3402ba8addc0 100644
--- a/lib/libiconv_modules/ISO2022/citrus_iso2022.c
+++ b/lib/libiconv_modules/ISO2022/citrus_iso2022.c
@@ -1,5 +1,5 @@
 /* $FreeBSD$ */
-/*	$NetBSD: citrus_iso2022.c,v 1.19 2008/06/14 16:01:07 tnozaki Exp $	*/
+/*	$NetBSD: citrus_iso2022.c,v 1.20 2010/12/07 22:01:45 joerg Exp $	*/
 
 /*-
  * Copyright (c)1999, 2002 Citrus Project,
@@ -78,9 +78,9 @@
 #define CS96MULTI	(3U)
 
 typedef struct {
-	unsigned char	 interm;
-	unsigned char	 final;
 	unsigned char	 type;
+	unsigned char	 final;
+	unsigned char	 interm;
 	unsigned char	 vers;
 } _ISO2022Charset;
 
diff --git a/lib/libiconv_modules/UES/citrus_ues.c b/lib/libiconv_modules/UES/citrus_ues.c
index d62b2ad2ca31..45f54167cdd4 100644
--- a/lib/libiconv_modules/UES/citrus_ues.c
+++ b/lib/libiconv_modules/UES/citrus_ues.c
@@ -1,5 +1,5 @@
 /* $FreeBSD$ */
-/* $NetBSD: citrus_ues.c,v 1.1 2006/11/13 15:16:31 tnozaki Exp $ */
+/* $NetBSD: citrus_ues.c,v 1.3 2012/02/12 13:51:29 wiz Exp $ */
 
 /*-
  * Copyright (c)2006 Citrus Project,
diff --git a/lib/libiconv_modules/VIQR/citrus_viqr.c b/lib/libiconv_modules/VIQR/citrus_viqr.c
index bcf2007c459d..dddb0b0ce1ba 100644
--- a/lib/libiconv_modules/VIQR/citrus_viqr.c
+++ b/lib/libiconv_modules/VIQR/citrus_viqr.c
@@ -1,5 +1,5 @@
 /* $FreeBSD$ */
-/* $NetBSD: citrus_viqr.c,v 1.4 2008/06/14 16:01:08 tnozaki Exp $ */
+/* $NetBSD: citrus_viqr.c,v 1.5 2011/11/19 18:20:13 tnozaki Exp $ */
 
 /*-
  * Copyright (c)2006 Citrus Project,
diff --git a/lib/libiconv_modules/iconv_none/citrus_iconv_none.c b/lib/libiconv_modules/iconv_none/citrus_iconv_none.c
index 76bb06f539d0..967ee130ba3d 100644
--- a/lib/libiconv_modules/iconv_none/citrus_iconv_none.c
+++ b/lib/libiconv_modules/iconv_none/citrus_iconv_none.c
@@ -1,5 +1,5 @@
 /* $FreeBSD$ */
-/*	$NetBSD: citrus_iconv_none.c,v 1.2 2003/07/01 09:42:16 tshiozak Exp $	*/
+/*	$NetBSD: citrus_iconv_none.c,v 1.3 2011/05/23 14:45:44 joerg Exp $	*/
 
 /*-
  * Copyright (c)2003 Citrus Project,
diff --git a/lib/libiconv_modules/iconv_std/citrus_iconv_std.c b/lib/libiconv_modules/iconv_std/citrus_iconv_std.c
index 54a00d0d56ae..7c9b06452f05 100644
--- a/lib/libiconv_modules/iconv_std/citrus_iconv_std.c
+++ b/lib/libiconv_modules/iconv_std/citrus_iconv_std.c
@@ -1,5 +1,5 @@
 /* $FreeBSD$ */
-/*	$NetBSD: citrus_iconv_std.c,v 1.15 2006/11/13 19:08:19 tnozaki Exp $	*/
+/*	$NetBSD: citrus_iconv_std.c,v 1.16 2012/02/12 13:51:29 wiz Exp $	*/
 
 /*-
  * Copyright (c)2003 Citrus Project,
diff --git a/lib/libiconv_modules/mapper_std/citrus_mapper_std.c b/lib/libiconv_modules/mapper_std/citrus_mapper_std.c
index bc756435bb81..712e9b2f039c 100644
--- a/lib/libiconv_modules/mapper_std/citrus_mapper_std.c
+++ b/lib/libiconv_modules/mapper_std/citrus_mapper_std.c
@@ -1,5 +1,5 @@
 /* $FreeBSD$ */
-/*	$NetBSD: citrus_mapper_std.c,v 1.8 2006/09/11 13:06:33 tnozaki Exp $	*/
+/*	$NetBSD: citrus_mapper_std.c,v 1.10 2011/11/19 18:48:39 tnozaki Exp $	*/
 
 /*-
  * Copyright (c)2003, 2006 Citrus Project,
@@ -174,8 +174,11 @@ rowcol_parse_variable_compat(struct _citrus_mapper_std_rowcol *rc,
 	n = be32toh(rcx->rcx_src_row_end);
 	if (m + n > 0) {
 		ret = set_linear_zone(lz, m, n);
-		if (ret != 0)
+		if (ret != 0) {
+			free(rc->rc_src_rowcol);
+			rc->rc_src_rowcol = NULL;
 			return (ret);
+		}
 		++rc->rc_src_rowcol_len, ++lz;
 	}
 	m = be32toh(rcx->rcx_src_col_begin);