diff --git a/gnu/usr.bin/awk/Makefile b/gnu/usr.bin/awk/Makefile
index e211738ad2c2..690eacf1c286 100644
--- a/gnu/usr.bin/awk/Makefile
+++ b/gnu/usr.bin/awk/Makefile
@@ -1,12 +1,14 @@
 PROG=	awk
 SRCS=	main.c eval.c builtin.c msg.c iop.c io.c field.c getopt1.c \
 	getopt.c array.c \
 	node.c version.c re.c awk.c dfa.c
 CFLAGS+=-I${.CURDIR} -DGAWK
 CLEANFILES+=awk.c y.tab.h
 
+SUBDIR+= doc
+
 DPADD+= ${LIBGNUREGEX} ${LIBM}
 LDADD+= -lgnuregex -lm
 
 .include <bsd.prog.mk>
 #.include "../../usr.bin/Makefile.inc"
diff --git a/gnu/usr.bin/dc/Makefile b/gnu/usr.bin/dc/Makefile
index 937c7d9f2d65..57b2ebd4092c 100644
--- a/gnu/usr.bin/dc/Makefile
+++ b/gnu/usr.bin/dc/Makefile
@@ -1,7 +1,8 @@
 PROG=	dc
 SRCS=	dc.c decimal.c
 CFLAGS+=-I${.CURDIR} -DHAVE_BCOPY=1 -DHAVE_BZERO=1
 DPADD=	${LIBM}
 LDADD=	-lm
+SUBDIR+= doc
 
 .include <bsd.prog.mk>
diff --git a/gnu/usr.bin/ptx/Makefile b/gnu/usr.bin/ptx/Makefile
index 5a2bd7f634e6..b06f5b4f3e59 100644
--- a/gnu/usr.bin/ptx/Makefile
+++ b/gnu/usr.bin/ptx/Makefile
@@ -1,10 +1,12 @@
 PROG=	ptx
 SRCS=	argmatch.c diacrit.c error.c getopt.c getopt1.c ptx.c xmalloc.c
 
 LDADD+=	-lgnuregex
 DPADD+= ${LIBGNUREGEX}
 CFLAGS+= -DHAVE_CONFIG_H -DDEFAULT_IGNORE_FILE=\"/usr/share/dict/eign\"
 
 NOMAN=
 
+SUBDIR+= doc
+
 .include <bsd.prog.mk>
diff --git a/gnu/usr.bin/send-pr/Makefile b/gnu/usr.bin/send-pr/Makefile
index f0709acf32bb..a3a765be3993 100644
--- a/gnu/usr.bin/send-pr/Makefile
+++ b/gnu/usr.bin/send-pr/Makefile
@@ -1,30 +1,32 @@
 #
 # Makefile for building a standalone send-pr.
 #
 
 MAN1=		send-pr.1
 SUBMITTERS=	current-users
 RELEASE!=	uname -rsm
 CLEANFILES+=	send-pr send-pr.el
 
-all: send-pr
+SUBDIR+= doc
+
+all: send-pr _PROGSUBDIR
 
 send-pr:	send-pr.sh Makefile
 	sed -e 's,@DATADIR@,/etc,g' \
 	    -e 's/@DEFAULT_RELEASE@/$(RELEASE)/g' \
 	    -e 's/^SUBMITTER=.*/SUBMITTER=$(SUBMITTERS)/' \
 	    ${.ALLSRC:N*Makefile} > ${.TARGET}
 
 send-pr.el:	send-pr-el.in Makefile
 	sed -e 's,@DATADIR@,/etc,g' \
 	    -e 's/@DEFAULT_RELEASE@/$(RELEASE)/g' \
 	    -e 's/"unknown"/"$(SUBMITTERS)"/g' \
 	    ${.ALLSRC:N*Makefile} > ${.TARGET}
 
 beforeinstall:
 	install -c -o ${BINOWN} -g ${BINGRP} -m ${BINMODE} \
 		send-pr ${DESTDIR}${BINDIR}/send-pr
 	install -c -o ${BINOWN} -g ${BINGRP} -m 0644 \
 		${.CURDIR}/categories  ${DESTDIR}/etc/gnats/freefall
 
 .include <bsd.prog.mk>