groff(7): Minor corrections to the manual

[Bjarni Ingi Gislason]

GROFF VERSION:
1.21 (groff-current from 10th March 2012)

MACHINE:
AMD-K6

OS:
Linux 2.6.32-41 (Debian)

COMPILER:
gcc (Debian 4.4.5-8) 4.4.5

INPUT FILES:
groff-current/man/groff.man

COMMAND LINE:
cd groff-current/man; man -l groff.man

DESCRIPTION OF INCORRECT BEHAVIOUR:
  Name "I" is used instead of "N".  (Space at end of line.)

SUGGESTED FIX [optional]:
--- groff.man   2010-12-13 15:30:20.000000000 +0000
+++ groff.man.new       2012-05-10 01:26:33.000000000 +0000
@@ -545,7 +545,7 @@
 .esc .
 escape.
 .
-By using the 
+By using the
 .request cc
 request, the control character can be set to a different character,
 making the dot
@@ -567,7 +567,7 @@
 That means that it introduces a request like the dot, but with the
 additional property that this request doesn't cause a linebreak.
 .
-By using the 
+By using the
 .request c2
 request, the non-break control character can be set to a different
 character.
@@ -883,7 +883,7 @@
 .TPx
 .BI ! N
 True if the value of
-.I I
+.I N
 is\~0 (see below).
 .
 .TPx
@@ -3466,7 +3466,7 @@
 .
 .TPx
 .REG $$
-The process ID of 
+The process ID of
 .BR troff .
 .
 .TPx