diff -ruN monotone.orig/Makefile monotone/Makefile
--- monotone.orig/Makefile	2008-04-16 13:21:00.000000000 +0200
+++ monotone/Makefile	2008-06-01 10:30:45.033235495 +0200
@@ -30,8 +30,12 @@
 PLIST_FILES=	bin/mtn share/zsh/site-functions/_mtn \
 		"@unexec [ -f %D/bin/zsh ] || rmdir %D/share/zsh/site-functions 2>/dev/null || true" \
 		"@dirrmtry share/zsh"
+.if !defined(NO_INSTALL_MANPAGES)
 INFO=		monotone
-PORTDOCS=	NEWS UPGRADE monotone.html
+.endif
+.if !defined(NOPORTDOCS)
+PORTDOCS=	NEWS UPGRADE monotone.html texinfo.css
+.endif
 
 .include <bsd.port.pre.mk>
 
@@ -55,6 +59,12 @@
 post-extract:
 	@${RM} -f ${WRKSRC}/monotone.info*
 
+post-patch:
+	${REINPLACE_CMD} -e '/^install-data-am:/s/ install-htmlDATA//' ${WRKSRC}/Makefile.in
+.if defined(NO_INSTALL_MANPAGES)
+	${REINPLACE_CMD} -e '/^install-data-am:/s/ install-info-am//' ${WRKSRC}/Makefile.in
+.endif
+
 post-install:
 	${MKDIR} ${PREFIX}/share/zsh/site-functions
 	${INSTALL_DATA} ${WRKSRC}/contrib/monotone.zsh_completion ${PREFIX}/share/zsh/site-functions/_mtn