x11-toolkits/xmhtml: Fix build with llvm16

- Pet portclippy
- Adopt port

Sponsored by:	The FreeBSD Foundation

x11-toolkits/xmhtml/Makefile

@@ -3,7 +3,7 @@ PORTVERSION=	1.1.10
 CATEGORIES=	x11-toolkits www
 MASTER_SITES=	SF/${PORTNAME:tl}
 
-MAINTAINER=	ports@FreeBSD.org
+MAINTAINER=	bofh@FreeBSD.org
 COMMENT=	Motif widget set for displaying HTML 3.2 documents
 WWW=		https://sourceforge.net/projects/xmhtml/
 
@@ -13,14 +13,21 @@ LICENSE_FILE=	${WRKSRC}/COPYING.LIB
 LIB_DEPENDS=	libpng.so:graphics/png
 
 USES=		gmake jpeg libtool:build motif pkgconfig tar:tgz xorg
-USE_XORG=	xft xmu xpm xt
 USE_LDCONFIG=	yes
+USE_XORG=	xft xmu xpm xt
 
-LIBTOOL=	libtool
 MAKE_ENV=	LIBTOOL=${LIBTOOL}
 
 OPTIONS_DEFINE=	DOCS EXAMPLES
 
+LIBTOOL=	libtool
+
+.include <bsd.port.options.mk>
+
+.if ${OPSYS} == FreeBSD && ${OSVERSION} >= 1400091
+CFLAGS+=	-Wno-error=incompatible-function-pointer-types
+.endif
+
 do-install:
 	(cd ${WRKSRC}/lib && ${LIBTOOL} --mode=install ${INSTALL_DATA} \
 		libXmHTML.la ${STAGEDIR}${PREFIX}/lib)