Index: head/x11-toolkits/fltk/Makefile
===================================================================
--- head/x11-toolkits/fltk/Makefile	(revision 454681)
+++ head/x11-toolkits/fltk/Makefile	(revision 454682)
@@ -1,49 +1,50 @@
 # Created by: Dima Sivachenko <dima@Chg.RU>
 # $FreeBSD$
 
 PORTNAME=	fltk
 PORTVERSION=	1.3.4
 CATEGORIES=	x11-toolkits
 MASTER_SITES=	http://fltk.org/pub/${PORTNAME}/${PORTVERSION}/
 DISTNAME=	${PORTNAME}-${PORTVERSION}-source
 
 MAINTAINER=	danfe@FreeBSD.org
 COMMENT=	Cross-platform C++ graphical user interface toolkit
 
 LICENSE=	LGPL20
 LICENSE_FILE=	${WRKSRC}/COPYING
 
 LIB_DEPENDS=	libpng.so:graphics/png
 
-USES=		groff jpeg localbase pkgconfig
+USES=		jpeg localbase pkgconfig
 USE_XORG=	x11 xcursor xext xfixes xft xinerama
 USE_GL=		glu
 USE_LDCONFIG=	yes
 GNU_CONFIGURE=	yes
 CONFIGURE_ARGS=	--enable-shared
+CONFIGURE_ENV=	NROFF=echo
 
 WRKSRC=		${WRKDIR}/${PORTNAME}-${PORTVERSION}
 
 PORTEXAMPLES=	*
 
 OPTIONS_DEFINE=	EXAMPLES
 
 post-patch: .SILENT
 	prefix="${PREFIX}" ; plength=$$(($${#prefix}+10)) ; \
 	${REINPLACE_CMD} -e "\|/etc/fltk|{s||${PREFIX}&|;s|10|$${plength}|;}" \
 		${WRKSRC}/src/Fl_Preferences.cxx
 	${REINPLACE_CMD} -e 's,$$(docdir)/examples,${EXAMPLESDIR},' \
 		${WRKSRC}/test/Makefile
 	${REINPLACE_CMD} -e '/^INSTALL_BIN/s,-m,${STRIP} &, ; \
 		s,^\.SILENT,#&,' ${WRKSRC}/makeinclude.in
 	${REINPLACE_CMD} -E \
 		's,(.*)LDFLAGS(.*)LINKSHARED(.*),\1LINKSHARED\2LDFLAGS\3,' \
 			${WRKSRC}/fluid/Makefile
 
 post-install:
 .for x in fltk fltk_forms fltk_gl fltk_images
 	${LN} -sf lib${x}.so.${PORTVERSION:R} \
 		${STAGEDIR}${PREFIX}/lib/lib${x}.so.1
 .endfor
 
 .include <bsd.port.mk>
Index: head/x11-toolkits/fltk/files/patch-configure
===================================================================
--- head/x11-toolkits/fltk/files/patch-configure	(revision 454681)
+++ head/x11-toolkits/fltk/files/patch-configure	(revision 454682)
@@ -1,28 +1,37 @@
 --- configure.orig	2016-11-11 16:04:30 UTC
 +++ configure
+@@ -4193,7 +4193,7 @@ if ${ac_cv_path_NROFF+:} false; then :
+   $as_echo_n "(cached) " >&6
+ else
+   case $NROFF in
+-  [\\/]* | ?:[\\/]*)
++  [\\/]* | ?:[\\/]* | echo)
+   ac_cv_path_NROFF="$NROFF" # Let the user override the test with a path.
+   ;;
+   *)
 @@ -7408,7 +7408,7 @@ $as_echo "$as_me: WARNING: Ignoring libraries \"$X_PRE
  	LIBS="$LIBS -lX11 $X_EXTRA_LIBS"
  	CFLAGS="$CFLAGS $X_CFLAGS"
  	CXXFLAGS="$CXXFLAGS $X_CFLAGS"
 -	LDFLAGS="$X_LIBS $LDFLAGS"
 +	LDFLAGS="$LDFLAGS $X_LIBS"
  	DSOFLAGS="$X_LIBS $DSOFLAGS"
  	$as_echo "#define USE_X11 1" >>confdefs.h
  
 @@ -8276,16 +8276,9 @@ if test -n "$GCC"; then
  	#       They all seem to make either no difference or enlarge
  	#       the code by a few hundred bytes.
  	#
 -	#       "-Os" seems to be the best compromise between speed and
 -	#       code size.  "-O3" and higher seem to make no effective
 -	#       difference in the speed of the code, but does bloat the
 -	#       library 10+%.
 -	#
  
  	if test "x$with_optim" != x; then
  	    OPTIM="$with_optim $OPTIM"
 -	else
 -	    OPTIM="-Os $OPTIM"
  	fi
      fi