Latest round of fixes per RM and AL.  Fix bugs found in man.c.

@@ -13,11 +13,11 @@
 .\"
 .\"
 .\" Copyright (c) 2011 Kristaps Dzonsons <kristaps@bsd.lv>
 .\" Copyright 2012 Nexenta Systems, Inc. All rights reserved.
 .\"
-.Dd Sep 25, 2011
+.Dd Jul 19, 2014
 .Dt EQN 5
 .Os
 .Sh NAME
 .Nm eqn
 .Nd eqn language reference for mandoc

@@ -165,11 +165,13 @@
 Set the default font of subsequent output.
 Its syntax is as follows:
 .Pp
 .D1 gfont Ar font
 .Pp
-In mandoc, this value is discarded.
+In
+.Xr mandoc 1 ,
+this value is discarded.
 .It Cm gsize
 Set the default size of subsequent output.
 Its syntax is as follows:
 .Pp
 .D1 gsize Ar size

@@ -177,11 +179,13 @@
 The
 .Ar size
 value should be an integer.
 .It Cm set
 Set an equation mode.
-In mandoc, both arguments are thrown away.
+In
+.Xr mandoc 1 ,
+both arguments are thrown away.
 Its syntax is as follows:
 .Pp
 .D1 set Ar key val
 .Pp
 The

@@ -203,35 +207,47 @@
 .Ar key
 is not expanded for replacements.
 This statement is a GNU extension.
 .El
 .Sh COMPATIBILITY
-This section documents the compatibility of mandoc
+This section documents the compatibility of
+.Xr mandoc 1
 .Nm
-and the troff
+and the
+.Xr troff 1
 .Nm
 implementation (including GNU troff).
 .Pp
 .Bl -dash -compact
 .It
 The text string
 .Sq \e\*q
-is interpreted as a literal quote in troff.
-In mandoc, this is interpreted as a comment.
+is interpreted as a literal quote in
+.Xr troff 1 .
+In
+.Xr mandoc 1 ,
+this is interpreted as a comment.
 .It
-In troff, The circumflex and tilde white-space symbols map to
+In
+.Xr troff 1 ,
+The circumflex and tilde white-space symbols map to
 fixed-width spaces.
-In mandoc, these characters are synonyms for the space character.
+In
+.Xr mandoc 1 ,
+these characters are synonyms for the space character.
 .It
-The troff implementation of
+The
+.Xr troff 1 ,
+implementation of
 .Nm
 allows for equation alignment with the
 .Cm mark
 and
 .Cm lineup
 tokens.
-mandoc discards these tokens.
+.Xr mandoc 1
+discards these tokens.
 The
 .Cm back Ar n ,
 .Cm fwd Ar n ,
 .Cm up Ar n ,
 and

@@ -238,11 +254,11 @@
 .Cm down Ar n
 commands are also ignored.
 .El
 .Sh SEE ALSO
 .Xr mandoc 1 ,
-.Xr man 7 ,
+.Xr man 5 ,
 .Xr mandoc_char 5 ,
 .Xr mdoc 5 ,
 .Xr roff 5
 .Rs
 .%A Brian W. Kernighan