Index: projects/doctools/share/mk/bsd.doc.mk
===================================================================
--- projects/doctools/share/mk/bsd.doc.mk	(revision 306925)
+++ projects/doctools/share/mk/bsd.doc.mk	(revision 306926)
@@ -1,185 +1,188 @@
 #	from: @(#)bsd.doc.mk	5.3 (Berkeley) 1/2/91
 # $FreeBSD$
 #
 # The include file <bsd.doc.mk> handles installing BSD troff documents.
 #
 #
 # +++ variables +++
 #
 # DCOMPRESS_CMD	Program to compress troff documents.  Output is to stdout.
 #		[${COMPRESS_CMD}]
 #
 # DESTDIR	Change the tree where the documents get installed.  [not set]
 #
 # DOC		Document name.  [paper]
 #
 # EXTRA		Extra files (not SRCS) that make up the document.  [not set]
 #
 # LPR		Printer command.  [lpr]
 #
 # MACROS	Macro packages used to build the document.  [not set]
 #
 # WITHOUT_DOCCOMPRESS If you do not want formatted troff documents to be
 #		compressed when they are installed.  [not set]
 #
 # PRINTERDEVICE	Indicates which output formats will be generated
 #		(ascii, ps, html).  [ascii]
 #
 # SRCDIR	Directory where source files live.  [${.CURDIR}]
 #
 # SRCS		List of source files.  [not set]
 #
 # TRFLAGS	Additional flags to groff(1).  [not set]
 #
 # USE_EQN	If set, preprocess with eqn(1).  [not set]
 #
 # USE_PIC	If set, preprocess with pic(1).  [not set]
 #
 # USE_REFER	If set, preprocess with refer(1).  [not set]
 #
 # USE_SOELIM	If set, preprocess with soelim(1).  [not set]
 #
 # USE_TBL	If set, preprocess with tbl(1).  [not set]
 #
 # VOLUME	Volume the document belongs to.  [not set]
 
 .include <bsd.init.mk>
 
 PRINTERDEVICE?=	ascii
 
 BIB?=		bib
 DHTML?=		dhtml
 DPOST?=		dpost
 EQN?=		eqn
 GREMLIN?=	grn
 GRIND?=		vgrind -f
 INDXBIB?=	indxbib
 PIC?=		pic
 REFER?=		refer
 .for _dev in ${PRINTERDEVICE:Mascii}
-ROFF.ascii?=	nroff -Tlp ${TRFLAGS} ${MACROS} ${PAGES:C/^/-o/1} | col -x
+ROFF.ascii?=	nroff -Tlp ${TRFLAGS} ${MACROS} ${PAGES:C/^/-o/1}
+POSTCMD.ascii?=	| col -x
 .endfor
 .for _dev in ${PRINTERDEVICE:Mhtml}
-ROFF.${_dev}?=	troff -T${_dev} ${TRFLAGS} ${MACROS} ${PAGES:C/^/-o/1} | ${DHTML}
+ROFF.${_dev}?=	troff -T${_dev} ${TRFLAGS} ${MACROS} ${PAGES:C/^/-o/1}
+POSTCMD.${_dev}?=	| ${DHTML}
 .endfor
 .for _dev in ${PRINTERDEVICE:Mps}
-ROFF.${_dev}?=	troff -T${_dev} ${TRFLAGS} ${MACROS} ${PAGES:C/^/-o/1} | ${DPOST}
+ROFF.${_dev}?=	troff -T${_dev} ${TRFLAGS} ${MACROS} ${PAGES:C/^/-o/1}
+POSTCMD.${_DEV}?=	| ${DPOST}
 .endfor
 SOELIM?=	soelim
 TBL?=		tbl
 
 DOC?=		paper
 LPR?=		lpr
 
 .if defined(USE_SOELIM)
 PRECMD+=	${SOELIM} -I${.CURDIR} |
 .endif
 .if defined(USE_REFER)
 PRECMD+=	${REFER} ${REFER_ARGS} |
 .endif
 .if defined(USE_EQN)
 PRECMD+=	${EQN} |
 .endif
 .if defined(USE_PIC)
 PRECMD+=	${PIC} |
 .endif
 .if defined(USE_TBL)
 PRECMD+=	${TBL} |
 .endif
 
 .if defined(NO_ROOT)
 .if !defined(TAGS) || ! ${TAGS:Mpackage=*}
 TAGS+=		package=${PACKAGE:Uruntime}
 .endif
 TAG_ARGS=	-T ${TAGS:[*]:S/ /,/g}
 .endif
 
 DCOMPRESS_EXT?=	${COMPRESS_EXT}
 DCOMPRESS_CMD?=	${COMPRESS_CMD}
 .for _dev in ${PRINTERDEVICE:Mhtml}
 DFILE.html=	${DOC}.html
 .endfor
 .for _dev in ${PRINTERDEVICE:Nhtml}
 .if ${MK_DOCCOMPRESS} == "no"
 DFILE.${_dev}=	${DOC}.${_dev}
 .else
 DFILE.${_dev}=	${DOC}.${_dev}${DCOMPRESS_EXT}
 .endif
 .endfor
 
 # Compatibility mode flag for groff.  Use this when formatting documents with
 # Berkeley me macros (orig_me(7)).
 COMPAT?=	-C
 
 .PATH: ${.CURDIR} ${SRCDIR}
 
 .if !defined(_SKIP_BUILD)
 .for _dev in ${PRINTERDEVICE}
 all: ${DFILE.${_dev}}
 .endfor
 .endif
 
 .if !target(print)
 .for _dev in ${PRINTERDEVICE}
 print: ${DFILE.${_dev}}
 .endfor
 print:
 .for _dev in ${PRINTERDEVICE}
 .if ${MK_DOCCOMPRESS} == "no"
 	${LPR} ${DFILE.${_dev}}
 .else
 	${DCOMPRESS_CMD} -d ${DFILE.${_dev}} | ${LPR}
 .endif
 .endfor
 .endif
 
 .for _dev in ${PRINTERDEVICE:Nascii:Nps:Nhtml}
 CLEANFILES+=	${DOC}.${_dev} ${DOC}.${_dev}${DCOMPRESS_EXT}
 .endfor
 CLEANFILES+=	${DOC}.ascii ${DOC}.ascii${DCOMPRESS_EXT} \
 		${DOC}.ps ${DOC}.ps${DCOMPRESS_EXT} \
 		${DOC}.html ${DOC}-*.html
 
 realinstall:
 .if ${PRINTERDEVICE:Mhtml}
 	cd ${SRCDIR}; \
 	${INSTALL} ${TAG_ARGS:D${TAG_ARGS},docs} -o ${BINOWN} -g ${BINGRP} -m ${BINMODE} \
 	    ${DOC}*.html ${DESTDIR}${BINDIR}/${VOLUME}/
 .endif
 .for _dev in ${PRINTERDEVICE:Nhtml}
 	${INSTALL} ${TAG_ARGS:D${TAG_ARGS},docs} -o ${BINOWN} -g ${BINGRP} -m ${BINMODE} \
 	    ${DFILE.${_dev}} ${DESTDIR}${BINDIR}/${VOLUME}/
 .endfor
 
 spell: ${SRCS}
 	(cd ${.CURDIR}; spell ${SRCS} ) | sort | \
 		comm -23 - ${.CURDIR}/spell.ok > ${DOC}.spell
 
 BINDIR?=	/usr/share/doc
 BINMODE=	444
 
 SRCDIR?=	${.CURDIR}
 
 .if defined(EXTRA) && !empty(EXTRA)
 _stamp.extra: ${EXTRA}
 	touch ${.TARGET}
 .endif
 
 CLEANFILES+=	_stamp.extra
 .for _dev in ${PRINTERDEVICE}
 .if !target(${DFILE.${_dev}})
 .if target(_stamp.extra)
 ${DFILE.${_dev}}: _stamp.extra
 .endif
 ${DFILE.${_dev}}: ${SRCS}
 .if ${MK_DOCCOMPRESS} == "no"
 	${ROFF.${_dev}} ${.ALLSRC:N_stamp.extra} > ${.TARGET}
 .else
-	cat ${.ALLSRC:N_stamp.extra} | ${PRECMD} ${ROFF.${_dev}} | ${DCOMPRESS_CMD} > ${.TARGET}
+	cat ${.ALLSRC:N_stamp.extra} | ${PRECMD} ${ROFF.${_dev}} ${POSTCMD.${_dev}} | ${DCOMPRESS_CMD} > ${.TARGET}
 .endif
 .endif
 .endfor
 
 DISTRIBUTION?=	doc
 
 .include <bsd.obj.mk>