diff -r c0e23a8829f7 sys/man/1/dtracy
--- a/sys/man/1/dtracy	Wed May 15 16:19:20 2019 +0200
+++ b/sys/man/1/dtracy	Wed May 22 22:42:26 2019 -0400
@@ -122,7 +122,11 @@
 The world's worst syscall tracer.
 .IP
 .EX
-sys:pread:entry if pid == 42 { printf "time %d, fd %d\\n", time, arg0 }
+sys:pread:entry if pid == 42 { printf "time %d, fd %d\\n",
+.EE
+.br
+.EX
+	time, arg0 }
 .EE
 .PP
 Every time the process with PID 42 executes
diff -r c0e23a8829f7 sys/man/1/galaxy
--- a/sys/man/1/galaxy	Wed May 15 16:19:20 2019 +0200
+++ b/sys/man/1/galaxy	Wed May 22 22:42:26 2019 -0400
@@ -210,7 +210,11 @@
 .IP
 .EX
 games/mkgalaxy -av 100 -d 60±50 -v 10 2000 |
-games/mkgalaxy -i -av -70 -d 80±50 -v 10 -o 6000,2000 -gv -80,40 3000 |
+games/mkgalaxy -i -av -70 -d 80±50 -v 10 -o 6000,2000
+.EE
+.br
+.EX
+	-gv -80,40 3000 |
 games/galaxy -i
 .EE
 .PP
diff -r c0e23a8829f7 sys/man/1/nedmail
--- a/sys/man/1/nedmail	Wed May 15 16:19:20 2019 +0200
+++ b/sys/man/1/nedmail	Wed May 22 22:42:26 2019 -0400
@@ -285,10 +285,10 @@
 % mail
 7 messages
 : ,h
-1   H  2129	07/22 12:30  noone@madeup.net  "Add Up To 2000 free miles"
+1   H  2129	07/22 12:30  noone@madeup.net  "2000 free miles"
 2       504	07/22 11:43  jmk
 3   H   784	07/20 09:05  presotto
-4       822	07/11 09:23  xxx@yyy.net  "You don't call, you don't write..."
+4       822	07/11 09:23  xxx@yyy.net  "You don't call..."
 5       193	07/06 16:55  presotto
 6       529	06/01 19:42  jmk
 7       798	09/02  2000  howard
diff -r c0e23a8829f7 sys/man/1/replica
--- a/sys/man/1/replica	Wed May 15 16:19:20 2019 +0200
+++ b/sys/man/1/replica	Wed May 22 22:42:26 2019 -0400
@@ -304,7 +304,11 @@
 changes),
 use
 .EX
-    replica/pull -c rc/bin/cpurc -s rc/bin/termrc /dist/replica/network
+    replica/pull -c rc/bin/cpurc -s rc/bin/termrc
+.EE
+.br
+.EX
+	/dist/replica/network
 .EE
 to instruct
 .I pull
diff -r c0e23a8829f7 sys/man/2/9p
--- a/sys/man/2/9p	Wed May 15 16:19:20 2019 +0200
+++ b/sys/man/2/9p	Wed May 22 22:42:26 2019 -0400
@@ -80,8 +80,9 @@
 void	readbuf(Req *r, void *src, long nsrc)
 typedef int Dirgen(int n, Dir *dir, void *aux)
 void		dirread9p(Req *r, Dirgen *gen, void *aux)
-void	walkandclone(Req *r, char *(*walk1)(Fid *old, char *name, void *v),
-          char *(*clone)(Fid *old, Fid *new, void *v), void *v)
+void	walkandclone(Req *r, char *(*walk1)
+		(Fid *old, char *name, void *v),
+          	char *(*clone)(Fid *old, Fid *new, void *v), void *v)
 .fi
 .PP
 .nf
diff -r c0e23a8829f7 sys/man/2/aml
--- a/sys/man/2/aml	Wed May 15 16:19:20 2019 +0200
+++ b/sys/man/2/aml	Wed May 22 22:42:26 2019 -0400
@@ -22,7 +22,11 @@
 int	amlload(uchar *data, int len);
 void*	amlwalk(void *dot, char *name);
 int	amleval(void *dot, char *fmt, ...);
-void	amlenum(void *dot, char *seg, int (*proc)(void *, void *), void *arg);
+void	amlenum(void *dot, char *seg,
+.EE
+.br
+.EX
+		int (*proc)(void *, void *), void *arg);
 
 void	amltake(void *);
 void	amldrop(void *);
@@ -75,7 +79,11 @@
 underlying type:
 .EX
 /*
- *	b	uchar*	buffer		amllen() returns number of bytes
+ *	b	uchar*	buffer		amllen() returns number
+.EE
+.br
+.EX
+ *						of bytes
  *	s	char*	string		amllen() is strlen()
  *	n	char*	undefined name	amllen() is strlen()
  *	i	uvlong*	integer
diff -r c0e23a8829f7 sys/man/2/complete
--- a/sys/man/2/complete	Wed May 15 16:19:20 2019 +0200
+++ b/sys/man/2/complete	Wed May 22 22:42:26 2019 -0400
@@ -14,8 +14,16 @@
 typedef struct Completion	Completion;
 struct Completion{
 	uchar advance;		/* whether forward progress has been made */
-	uchar complete;	/* whether the completion now represents a file or directory */
-	char *string;		/* the string to advance, suffixed " " or "/" for file or directory */
+	uchar complete;	/* whether the completion now represents
+.EE
+.br
+.EX
+						a file or directory */
+	char *string;		/* the string to advance, suffixed " "
+.EE
+.br
+.EX
+						or "/" for file or directory */
 	int nmatch;		/* number of files that matched */
 	int nfile;			/* number of files returned */
 	char **filename;	/* their names */
diff -r c0e23a8829f7 sys/man/2/control
--- a/sys/man/2/control	Wed May 15 16:19:20 2019 +0200
+++ b/sys/man/2/control	Wed May 22 22:42:26 2019 -0400
@@ -73,7 +73,9 @@
 .sp 0.3
 void		initcontrols(void)
 .sp 0.3
-Controlset*	newcontrolset(Image *i, Channel *kc, Channel *mc, Channel *rc)
+Controlset*	newcontrolset(Image *i, Channel *kc, Channel *mc,
+.br
+	Channel *rc)
 .sp 0.3
 void		closecontrolset(Controlset *cs)
 .sp 0.3
diff -r c0e23a8829f7 sys/man/2/frexp
--- a/sys/man/2/frexp	Wed May 15 16:19:20 2019 +0200
+++ b/sys/man/2/frexp	Wed May 22 22:42:26 2019 -0400
@@ -23,13 +23,17 @@
 so that
 .I value
 =
-.if t .IR frexp ( value )×2\u\s-2 (*eptr) \s0\d
-.if n .IR frexp ( value )*2** (*eptr).
+.\" .if t .IR frexp ( value )×2\u\s-2 (*eptr) \s0\d
+.\" .if n .IR frexp ( value )*2** (*eptr).
+.\" t version screws up positioning of page numbers
+.IR frexp ( value )*2** (*eptr).
 .PP
 .I Ldexp
 returns the quantity
-.if t .IR value ×2\u\s-2 exp \s0\d.
-.if n .IR value *2** exp.
+.\" .if t .IR value ×2\u\s-2 exp \s0\d.
+.\" .if n .IR value *2** exp.
+.\" t version screws up positioning of page numbers
+.IR value *2** exp.
 .PP
 .I Modf
 returns the signed fractional part of
diff -r c0e23a8829f7 sys/man/2/graphics
--- a/sys/man/2/graphics	Wed May 15 16:19:20 2019 +0200
+++ b/sys/man/2/graphics	Wed May 22 22:42:26 2019 -0400
@@ -31,7 +31,10 @@
 void	drawerror(Display *d, char *msg)
 .PP
 .B
-Display*	initdisplay(char *devdir, char *win, void(*errfun)(Display*, char*))
+Display*	initdisplay(char *devdir, char *win, void(*errfun)
+.PP
+.B
+			(Display*, char*))
 .PP
 .B
 void	closedisplay(Display *d)
diff -r c0e23a8829f7 sys/man/2/httpd
--- a/sys/man/2/httpd	Wed May 15 16:19:20 2019 +0200
+++ b/sys/man/2/httpd	Wed May 22 22:42:26 2019 -0400
@@ -91,8 +91,10 @@
 	HContent	*next;
 	char	*generic;
 	char	*specific;
-	float	q;	/* desirability of this kind of file */
-	int	mxb;	/* max uchars until worthless */
+	/* desirability of this kind of file */
+	float	q;
+	/* max uchars until worthless */
+	int	mxb;
 };
 
 struct HContents
@@ -129,9 +131,11 @@
  */
 struct HRange
 {
-	int	suffix;	/* is this a suffix request? */
+	/* is this a suffix request? */
+	int	suffix;
 	ulong	start;
-	ulong	stop;	/* ~0UL -> not given */
+	/* ~0UL -> not given */
+	ulong	stop;
 	HRange	*next;
 };
 
@@ -162,15 +166,24 @@
 };
 
 struct Hio {
-	Hio	*hh;	/* next lower layer Hio, or nil if reads from fd */
-	int	fd;	/* associated file descriptor */
-	ulong	seek;	/* of start */
-	uchar	state;	/* state of the file */
-	uchar	xferenc;	/* chunked transfer encoding state */
-	uchar	*pos;	/* current position in the buffer */
-	uchar	*stop;	/* last character active in the buffer */
-	uchar	*start;	/* start of data buffer */
-	ulong	bodylen;	/* remaining length of message body */
+	/* next lower layer Hio, or nil if reads from fd */
+	Hio	*hh;
+	/* associated file descriptor */
+	int	fd;
+	/* of start */
+	ulong	seek;
+	/* state of the file */
+	uchar	state;
+	/* chunked transfer encoding state */
+	uchar	xferenc;
+	/* current position in the buffer */
+	uchar	*pos;
+	/* last character active in the buffer */
+	uchar	*stop;
+	/* start of data buffer */
+	uchar	*start;
+	/* remaining length of message body */
+	ulong	bodylen;
 	uchar	buf[Hsize+32];
 };
 
@@ -192,13 +205,19 @@
  */
 struct HttpHead
 {
-	int	closeit;	/* http1.1 close connection after this request? */
-	uchar	persist;	/* http/1.1 requests a persistent connection */
+	/* http1.1 close connection after this request? */
+	int	closeit;
+	/* http/1.1 requests a persistent connection */
+	uchar	persist;
 
-	uchar	expectcont;	/* expect a 100-continue */
-	uchar	expectother;	/* expect anything else; should reject with ExpectFail */
-	ulong	contlen;	/* if != ~0UL, length of included message body */
-	HFields	*transenc;	/* if present, encoding of included message body */
+	/* expect a 100-continue */
+	uchar	expectcont;
+	/* expect anything else; should reject with ExpectFail */
+	uchar	expectother;
+	/* if != ~0UL, length of included message body */
+	ulong	contlen;
+	/* if present, encoding of included message body */
+	HFields	*transenc;
 	char	*client;
 	char	*host;
 	HContent	*okencode;
@@ -227,17 +246,22 @@
  */
 struct HConnect
 {
-	void	*private;	/* for the library clients */
-	void	(*replog)(HConnect*, char*, ...);	/* called when reply sent */
+	/* for the library clients */
+	void	*private;
+	/* called when reply sent */
+	void	(*replog)(HConnect*, char*, ...);
 
 	HttpReq	req;
 	HttpHead	head;
 
 	Bin	*bin;
 
-	ulong	reqtime;	/* time at start of request */
-	char	xferbuf[HBufSize];	/* buffer for making up or transferring data */
-	uchar	header[HBufSize + 2];	/* room for \\n\\0 */
+	/* time at start of request */
+	ulong	reqtime;
+	/* buffer for making up or transferring data */
+	char	xferbuf[HBufSize];
+	/* room for \\n\\0 */
+	uchar	header[HBufSize + 2];
 	uchar	*hpos;
 	uchar	*hstop;
 	Hio	hin;
@@ -266,8 +290,12 @@
 int	hiserror(Hio *h);
 int	hload(Hio*, char*);
 char	*hlower(char*);
-HContent	*hmkcontent(HConnect *c, char *generic, char *specific, HContent *next);
-HFields	*hmkhfields(HConnect *c, char *s, HSPairs *p, HFields *next);
+HContent	*hmkcontent(HConnect *c, char *generic,
+.br
+	char *specific, HContent *next);
+HFields	*hmkhfields(HConnect *c, char *s, HSPairs *p,
+.br
+	HFields *next);
 char	*hmkmimeboundary(HConnect *c);
 HSPairs	*hmkspairs(HConnect *c, char *s, char *t, HSPairs *next);
 int	hmoved(HConnect *c, char *uri);
diff -r c0e23a8829f7 sys/man/2/memdraw
--- a/sys/man/2/memdraw	Wed May 15 16:19:20 2019 +0200
+++ b/sys/man/2/memdraw	Wed May 22 22:42:26 2019 -0400
@@ -112,49 +112,68 @@
 .ft L
 .nf
 int	loadmemimage(Memimage *i, Rectangle r,
+.br
 	   uchar *buf, int nbuf)
 int	cloadmemimage(Memimage *i, Rectangle r,
+.br
 	   uchar *buf, int nbuf)
 int	unloadmemimage(Memimage *i, Rectangle r,
+.br
 	   uchar *buf, int nbuf)
 void	memfillcolor(Memimage *i, ulong color)
 .PP
 .ft L
 .nf
 void	memarc(Memimage *dst, Point c, int a, int b, int thick,
+.br
 	   Memimage *src, Point sp, int alpha, int phi, Drawop op)
 void	mempoly(Memimage *dst, Point *p, int np, int end0,
-	   int end1, int radius, Memimage *src, Point sp, Drawop op)
+.br
+		int end1, int radius, Memimage *src, Point sp,
+.br
+		Drawop op)
 void	memellipse(Memimage *dst, Point c, int a, int b,
+.br
 	   int thick, Memimage *src, Point sp, Drawop op)
 void	memfillpoly(Memimage *dst, Point *p, int np, int wind,
+.br
 		   Memimage *src, Point sp, Drawop op)
 void	memimageline(Memimage *dst, Point p0, Point p1, int end0,
-	   int end1, int radius, Memimage *src, Point sp, Drawop op)
+.br
+		int end1, int radius, Memimage *src, Point sp,
+.br		Drawop op)
 void	memimagedraw(Memimage *dst, Rectangle r, Memimage *src,
+.br
 	   Point sp, Memimage *mask, Point mp, Drawop op)
 .PP
 .ft L
 .nf
 int	drawclip(Memimage *dst, Rectangle *dr, Memimage *src,
+.br
 	   Point *sp, Memimage *mask, Point *mp,
+.br
 	   Rectangle *sr, Rectangle *mr)
-int	drawclipnorepl(Memimage *dst, Rectangle *dr, Memimage *src,
-	   Point *sp, Memimage *mask, Point *mp,
-	   Rectangle *sr, Rectangle *mr)
+int	drawclipnorepl(Memimage *dst, Rectangle *dr,
+.br
+		Memimage *src, Point *sp, Memimage *mask,
+.br
+		Point *mp, Rectangle *sr, Rectangle *mr)
 Rectangle	memlinebbox(Point p0, Point p1, int end0, int end1,
+.br
 	   int radius)
 int	memlineendsize(int end)
 .PP
 .ft L
 .nf
 Memsubfont*	allocmemsubfont(char *name, int n, int height,
+.br
 	   int ascent, Fontchar *info, Memimage *i)
 Memsubfont*	openmemsubfont(char *name)
 void	freememsubfont(Memsubfont *f)
 Point	memsubfontwidth(Memsubfont *f, char *s)
 Memsubfont*	getmemdefont(void)
 Point	memimagestring(Memimage *dst, Point p, Memimage *color,
+.br
 	    Point cp, Memsubfont *f, char *cs)
 .PP
 .ft L
diff -r c0e23a8829f7 sys/man/2/memlayer
--- a/sys/man/2/memlayer	Wed May 15 16:19:20 2019 +0200
+++ b/sys/man/2/memlayer	Wed May 22 22:42:26 2019 -0400
@@ -43,7 +43,10 @@
 .ta \w'\fLMemimage* 'u
 .PP
 .B
-Memimage*	memlalloc(Memscreen *s, Rectangle r, Refreshfn fn, void *arg, ulong col)
+Memimage*	memlalloc(Memscreen *s, Rectangle r, Refreshfn fn,
+.PP
+.B
+			void *arg, ulong col)
 .PP
 .B void	memlnorefresh(Memimage *i, Rectangle r, void *arg)
 .PP
diff -r c0e23a8829f7 sys/man/2/ndb
--- a/sys/man/2/ndb	Wed May 15 16:19:20 2019 +0200
+++ b/sys/man/2/ndb	Wed May 22 22:42:26 2019 -0400
@@ -146,8 +146,10 @@
         char      *val;
         Ndbtuple  *entry;
         Ndbtuple  *line;
-        ulong     ptr;    /* for the application; starts 0 */
-        char      valbuf[Ndbvlen];  /* initial allocation for val */
+	/* for the application; starts 0 */
+        ulong     ptr;
+	/* initial allocation for val */
+        char      valbuf[Ndbvlen];
 };
 .EE
 .LP
diff -r c0e23a8829f7 sys/man/2/nusb
--- a/sys/man/2/nusb	Wed May 15 16:19:20 2019 +0200
+++ b/sys/man/2/nusb	Wed May 22 22:42:26 2019 -0400
@@ -80,11 +80,16 @@
 };
 .sp 0.3v
 struct Desc {
-	Conf*	conf;		/* where this descriptor was read */
-	Iface*	iface;		/* last iface before desc in conf. */
-	Ep*	ep;		/* last endpt before desc in conf. */
-	Altc*	altc;		/* last alt.c. before desc in conf. */
-	DDesc	data;		/* unparsed standard USB descriptor */
+	/* where this descriptor was read */
+	Conf*	conf;
+	/* last iface before desc in conf. */
+	Iface*	iface;
+	/* last endpt before desc in conf. */
+	Ep*	ep;
+	/* last alt.c. before desc in conf. */
+	Altc*	altc;
+	/* unparsed standard USB descriptor */
+	DDesc	data;
 };
 .sp 0.3v
 struct DDesc {
diff -r c0e23a8829f7 sys/man/2/pool
--- a/sys/man/2/pool	Wed May 15 16:19:20 2019 +0200
+++ b/sys/man/2/pool	Wed May 22 22:42:26 2019 -0400
@@ -143,16 +143,25 @@
 typedef struct Pool Pool;
 struct Pool {
 	char*	name;
-	uintptr	maxsize;	/* of entire Pool */
-	uintptr	cursize;	/* of Pool */
-	uintptr	curfree;	/* total free bytes in Pool */
-	uintptr	curalloc;	/* total allocated bytes in Pool */
-	ulong	minarena;	/* smallest size of new arena */
-	ulong	quantum;	/* allocated blocks should be multiple of */
-	ulong	minblock;	/* smallest newly allocated block */
+	/* of entire Pool */
+	uintptr	maxsize;
+	/* of Pool */
+	uintptr	cursize;
+	/* total free bytes in Pool */
+	uintptr	curfree;
+	/* total allocated bytes in Pool */
+	uintptr	curalloc;
+	/* smallest size of new arena */
+	ulong	minarena;
+	/* allocated blocks should be multiple of */
+	ulong	quantum;
+	/* smallest newly allocated block */
+	ulong	minblock;
 	int	flags;
-	int	nfree;	/* number of calls to free */
-	int	lastcompact;	/* nfree at time of last poolcompact */
+	/* number of calls to free */
+	int	nfree;
+	/* nfree at time of last poolcompact */
+	int	lastcompact;
 	void*	(*alloc)(ulong);
 	int	(*merge)(void*, void*);
 	void	(*move)(void* from, void* to);
diff -r c0e23a8829f7 sys/man/2/regexp
--- a/sys/man/2/regexp	Wed May 15 16:19:20 2019 +0200
+++ b/sys/man/2/regexp	Wed May 22 22:42:26 2019 -0400
@@ -20,19 +20,27 @@
 .PP
 .nf
 .B
-int  regexec(Reprog *prog, char *string, Resub *match, int msize)
+int  regexec(Reprog *prog, char *string, Resub *match,
+.br
+	int msize)
 .PP
 .nf
 .B
-void regsub(char *source, char *dest, int dlen, Resub *match, int msize)
+void regsub(char *source, char *dest, int dlen, Resub *match,
+.br
+	int msize)
 .PP
 .nf
 .B
-int  rregexec(Reprog *prog, Rune *string, Resub *match, int msize)
+int  rregexec(Reprog *prog, Rune *string, Resub *match,
+.br
+	int msize)
 .PP
 .nf
 .B
-void rregsub(Rune *source, Rune *dest, int dlen, Resub *match, int msize)
+void rregsub(Rune *source, Rune *dest, int dlen, Resub *match,
+.br
+	int msize)
 .PP
 .B
 void regerror(char *msg)
diff -r c0e23a8829f7 sys/man/2/venti-cache
--- a/sys/man/2/venti-cache	Wed May 15 16:19:20 2019 +0200
+++ b/sys/man/2/venti-cache	Wed May 22 22:42:26 2019 -0400
@@ -73,7 +73,10 @@
 void	vtcachesetwrite(VtCache *c,
 .br
 .B
-	   int (*write)(VtConn*, uchar[VtScoreSize], uint, uchar*, int));
+		int (*write)(VtConn*, uchar[VtScoreSize],
+.br
+.B
+		uint, uchar*, int));
 .PP
 .B
 VtBlock*	vtblockcopy(VtBlock *b);
diff -r c0e23a8829f7 sys/man/3/draw
--- a/sys/man/3/draw	Wed May 15 16:19:20 2019 +0200
+++ b/sys/man/3/draw	Wed May 22 22:42:26 2019 -0400
@@ -504,7 +504,7 @@
 .IR r.min [2*4]
 .IR scr [2*4]
 .br
-Position the window 
+Position the window (layer)
 .I id
 so that its upper left corner is at the
 point
@@ -512,8 +512,8 @@
 on its screen.
 Simultaneously change its internal (logical) coordinate system
 so that the point
-.I log
-corresponds to the upper left corner of the window.
+.I r.min
+corresponds to the upper left corner of the window, see memlorigin(2).
 .HP
 .B O
 .IR op [1]
diff -r c0e23a8829f7 sys/man/3/ip
--- a/sys/man/3/ip	Wed May 15 16:19:20 2019 +0200
+++ b/sys/man/3/ip	Wed May 22 22:42:26 2019 -0400
@@ -841,11 +841,16 @@
 typedef struct Udphdr Udphdr;
 struct Udphdr
 {
-	uchar	raddr[16];	/* V6 remote address and port */
-	uchar	laddr[16];	/* V6 local address and port */
-	uchar	ifcaddr[16];	/* V6 interface address (receive only) */
-	uchar	rport[2];	/* remote port */
-	uchar	lport[2];	/* local port */
+	/* V6 remote address and port */
+	uchar	raddr[16];
+	/* V6 local address and port */
+	uchar	laddr[16];
+	/* V6 interface address (receive only) */
+	uchar	ifcaddr[16];
+	/* remote port */
+	uchar	rport[2];
+	/* local port */
+	uchar	lport[2];
 };
 .EE
 .PP
diff -r c0e23a8829f7 sys/man/4/nfs
--- a/sys/man/4/nfs	Wed May 15 16:19:20 2019 +0200
+++ b/sys/man/4/nfs	Wed May 22 22:42:26 2019 -0400
@@ -186,7 +186,8 @@
 .EX
 case bopp
 	if(! test -f /srv/bopp)
-		nfs -p 666 -u /lib/ndb/1127.passwd /lib/ndb/1127.group bopp
+		nfs -p 666 -u /lib/ndb/1127.passwd \e
+			/lib/ndb/1127.group bopp
 	unmount /n/bopp >[2]/dev/null
 	for(i in u0 u1 u2 u3 u4 u5 u6 u7 u8 u9)
 		mount -a /srv/bopp /n/bopp /$i
diff -r c0e23a8829f7 sys/man/4/sshnet
--- a/sys/man/4/sshnet	Wed May 15 16:19:20 2019 +0200
+++ b/sys/man/4/sshnet	Wed May 22 22:42:26 2019 -0400
@@ -27,7 +27,8 @@
 [
 .IB user @] host
 .SH DESCRIPTION
-The SSH protocol allows clients to make outgoing TCP calls via the server.
+The SSH protocol allows clients to make outgoing and incoming TCP calls
+via the server.
 .I Sshnet
 establishes an SSH connection and, rather than execute a remote command,
 presents the remote server's TCP stack as a network stack
diff -r c0e23a8829f7 sys/man/6/color
--- a/sys/man/6/color	Wed May 15 16:19:20 2019 +0200
+++ b/sys/man/6/color	Wed May 22 22:42:26 2019 -0400
@@ -59,7 +59,8 @@
                 den = g;
             if(b > den)
                 den = b;
-            if(den == 0) /* would divide check; pick grey shades */
+	    /* would divide check; pick grey shades */
+            if(den == 0)
                 c[0] = c[1] = c[2] = 17*v;
             else{
                 num = 17*(4*den+v);
diff -r c0e23a8829f7 sys/man/8/cpuid
--- a/sys/man/8/cpuid	Wed May 15 16:19:20 2019 +0200
+++ b/sys/man/8/cpuid	Wed May 22 22:42:26 2019 -0400
@@ -69,7 +69,8 @@
 term% aux/cpuid
 vendor GenuineIntel
 procmodel 000006b4 / 00000006
-features fpu vme de pse tsc msr pae mce cx8 sep mtrr pge mca cmov pat pse36 
+features fpu vme de pse tsc msr pae mce cx8 sep mtrr pge \e
+	mca cmov pat pse36 
 features mmx fxsr sse 
 extmodel 00000000 / 00000000
 procname Mobile Intel(R) Pentium(R) III CPU - M  1133MHz
diff -r c0e23a8829f7 sys/man/8/prep
--- a/sys/man/8/prep	Wed May 15 16:19:20 2019 +0200
+++ b/sys/man/8/prep	Wed May 22 22:42:26 2019 -0400
@@ -735,7 +735,8 @@
 .EX
 disk/mbr -m /386/mbr /dev/sdC0/data
 disk/fdisk -baw /dev/sdC0/data
-disk/prep -bw -a^(9fat nvram fscache fsworm other swap) /dev/sdC0/plan9
+disk/prep -bw -a^(9fat nvram fscache fsworm other swap) \e
+	/dev/sdC0/plan9
 disk/format -b /386/pbs -d -r 2 /dev/sdC0/9fat \e
 	/386/9bootfat /386/9pc /tmp/plan9.ini
 .EE