Add knob WITH_EXTRA_PATCHES which brings in:

- Fixes for cp932 roundtrip issue (Microsoft KB: Q170559).
- EUCJP-MS encoding.
- A number of aliases for cp932 and EUCJP-MS encodings.

Requested by:	NAKAJI Hiroyuki <nakaji@jp.freebsd.org>
Patches by:	MORIYAMA Masayuki <msyk@mtg.biglobe.ne.jp>

converters/libiconv/Makefile

@@ -7,6 +7,7 @@
 
 PORTNAME=	libiconv
 PORTVERSION=	1.9.2
+PORTREVISION=	1
 CATEGORIES=	converters devel
 MASTER_SITES=	${MASTER_SITE_GNU}
 MASTER_SITE_SUBDIR=	${PORTNAME}
@@ -34,10 +35,17 @@ MAN3=		iconv.3 iconv_open.3 iconv_close.3
 CONFIGURE_ARGS+=	--enable-extra-encodings
 .endif
 
+.if defined(WITH_EXTRA_PATCHES)
+PATCH_SITES+=	http://www2d.biglobe.ne.jp/~msyk/software/libiconv/
+PATCHFILES+=	${DISTNAME}-cp932.patch.gz
+PATCH_DIST_STRIP+=	-p1
+.endif
+
 pre-everything::
 	@${ECHO_MSG} ""
 	@${ECHO_MSG} "libiconv has the following tunable option(s):"
 	@${ECHO_MSG} "	WITHOUT_EXTRA_ENCODINGS=yes	Disable extra character sets"
+	@${ECHO_MSG} "	WITH_EXTRA_PATCHES=yes		Apply extra patches (fixes cp932, adds EUCJP-MS)"
 	@${ECHO_MSG} ""
 
 post-patch:

converters/libiconv/distinfo

@@ -1,2 +1,4 @@
 MD5 (libiconv-1.9.2.tar.gz) = 6bc300365053c815b10b800a21e0bc7e
 SIZE (libiconv-1.9.2.tar.gz) = 3919945
+MD5 (libiconv-1.9.2-cp932.patch.gz) = e792be53c6feb6b41cd386e6feb725c9
+SIZE (libiconv-1.9.2-cp932.patch.gz) = 106981