Index: head/lang/gauche/Makefile
===================================================================
--- head/lang/gauche/Makefile	(revision 521582)
+++ head/lang/gauche/Makefile	(revision 521583)
@@ -1,106 +1,106 @@
 # Created by: Akinori MUSHA aka knu <knu@idaemons.org>
 # $FreeBSD$
 
 PORTNAME=	gauche
 PORTVERSION=	0.9.9
 CATEGORIES=	lang scheme
 MASTER_SITES=	SF/${PORTNAME}/Gauche
 DISTNAME=	Gauche-${PORTVERSION}
 
 MAINTAINER=	ports@FreeBSD.org
 COMMENT=	Scheme script interpreter with multibyte character handling
 
 LICENSE=	BSD3CLAUSE
 LICENSE_FILE=	${WRKSRC}/COPYING
 
 BROKEN_mips=	Fails to build: redefinition of GC_register_dynamic_libraries
 BROKEN_mips64=	Fails to build: redefinition of GC_register_dynamic_libraries
 
-USES=		gmake iconv makeinfo tar:tgz
+USES=		compiler:c11 gmake iconv makeinfo tar:tgz
 GNU_CONFIGURE=	yes
 CONFIGURE_ARGS=	--with-local=${LOCALBASE} ${ICONV_CONFIGURE_BASE:S/lib//}
 USE_LDCONFIG=	yes
 MAKE_JOBS_UNSAFE=yes
 TEST_TARGET=	check
 
 PLIST_SUB=	VERSION="${PORTVERSION}" \
 		TARGET="${CONFIGURE_TARGET}"
 
 # avoids a problem with with ccache's pre-processor optimization
 MAKE_ENV+=	CCACHE_CPP2=1
 TEST_ENV=	# must be empty, otherwise cf-check-lib test fails
 
 INFO=		gauche-refe gauche-refj
 
 OPTIONS_DEFINE=		GDBM THREADS SLIB
 OPTIONS_RADIO=		MULTIBYTE TLS
 OPTIONS_RADIO_MULTIBYTE=	EUCJP SJIS UTF8
 OPTIONS_RADIO_TLS=	AXTLS MBEDTLS
 OPTIONS_DEFAULT=	AXTLS THREADS UTF8
 OPTIONS_SUB=		yes
 
 AXTLS_DESC=		Cameron Rich's axTLS implementation (bundled)
 AXTLS_CONFIGURE_ON=	--with-tls=axtls
 EUCJP_DESC=		EUC-JP encoding support
 EUCJP_CONFIGURE_ON=	--enable-multibyte=euc-jp
 GDBM_LIB_DEPENDS=	libgdbm.so:databases/gdbm
 GDBM_CONFIGURE_ON=	--with-dbm=gdbm,ndbm
 GDBM_CONFIGURE_OFF=	--with-dbm=ndbm
 MBEDTLS_LIB_DEPENDS=	libmbedtls.so:security/mbedtls
 MBEDTLS_CONFIGURE_ON=	--with-tls=mbedtls
 SLIB_DESC=		Create catalogue for SLIB port
 # Gauche's slib module to use Aubrey Jaffer's SLIB
 SLIB_BUILD_DEPENDS=	${LOCALBASE}/share/slib/require.scm:lang/slib
 SLIB_CONFIGURE_ON=	--with-slib=${LOCALBASE}/share/slib
 SLIB_CONFIGURE_OFF=	--with-slib=${WRKDIR}
 SJIS_DESC=		Shift_JIS encoding support
 SJIS_CONFIGURE_ON=	--enable-multibyte=sjis
 THREADS_CONFIGURE_ON=	--enable-threads=pthreads
 THREADS_CONFIGURE_OFF=	--enable-threads=no
 UTF8_CONFIGURE_ON=	--enable-multibyte=utf-8
 
 .include <bsd.port.options.mk>
 
 .if !${PORT_OPTIONS:MEUCJP} && !${PORT_OPTIONS:MSJIS} && !${PORT_OPTIONS:MUTF8}
 CONFIGURE_ARGS+=	--enable-multibyte=none
 .endif
 
 .if !${PORT_OPTIONS:MAXTLS} && !${PORT_OPTIONS:MMBEDTLS}
 CONFIGURE_ARGS+=	--with-tls=none
 .endif
 
 post-patch:
 	@${REINPLACE_CMD} -e 's,/bash,/sh,' ${WRKSRC}/src/gen-features.sh
 # required for sparc64, no-op elsewhere
 	@${REINPLACE_CMD} -e \
 		'/^VPATH = /s,$$,/src,' ${WRKSRC}/gc/Makefile.in
 # unbreak "make test" by using the same workaround as for OSX (darwin),
 # apparently because we both use clang (XXX: what about gcc?)
 	@${REINPLACE_CMD} -e \
 		's,darwin,&|${OPSYS:tl},' ${WRKSRC}/test/scripts.scm
 
 post-install:
 	@${TOUCH} ${STAGEDIR}${PREFIX}/lib/gauche-0.97/site/${CONFIGURE_TARGET}/.keepme
 	@${MKDIR} ${STAGEDIR}${DATADIR}/${PORTVERSION}/lib/.packages
 	@${TOUCH} ${STAGEDIR}${DATADIR}/${PORTVERSION}/lib/.packages/.keepme
 	@${MKDIR} ${STAGEDIR}${DATADIR}/site/lib/.packages
 	@${TOUCH} ${STAGEDIR}${DATADIR}/site/lib/.packages/.keepme
 	@${MKDIR} ${STAGEDIR}${PREFIX}/share/gauche-0.97/site/lib/.packages
 	@${TOUCH} ${STAGEDIR}${PREFIX}/share/gauche-0.97/site/lib/.packages/.keepme
 	@${MKDIR} ${STAGEDIR}${DOCSDIR}
 	@${TOUCH} ${STAGEDIR}${DOCSDIR}/.keepme
 	@${MKDIR} ${STAGEDIR}${EXAMPLESDIR}
 	@${TOUCH} ${STAGEDIR}${EXAMPLESDIR}/.keepme
 .for i in gauche-config gosh
 	@${CHMOD} u+w ${STAGEDIR}${PREFIX}/bin/${i}
 	@${STRIP_CMD} ${STAGEDIR}${PREFIX}/bin/${i}
 	@${CHMOD} u-w ${STAGEDIR}${PREFIX}/bin/${i}
 .endfor
 	@${STRIP_CMD} ${STAGEDIR}${PREFIX}/lib/libgauche-0.97.so.[0-9].*
 .for i in gauche-config gosh *.so
 	@${CHMOD} u+w ${STAGEDIR}${PREFIX}/lib/gauche-0.97/${PORTVERSION}/${CONFIGURE_TARGET}/${i}
 	@${STRIP_CMD} ${STAGEDIR}${PREFIX}/lib/gauche-0.97/${PORTVERSION}/${CONFIGURE_TARGET}/${i}
 	@${CHMOD} u-w ${STAGEDIR}${PREFIX}/lib/gauche-0.97/${PORTVERSION}/${CONFIGURE_TARGET}/${i}
 .endfor
 
 .include <bsd.port.mk>