Remove trailing whitespace only.

1 files changed, 13 insertions, 13 deletions

diff --git a/lib/libc/gen/vis.3 b/lib/libc/gen/vis.3
index af1b96e..18c4344 100644
--- a/lib/libc/gen/vis.3
+++ b/lib/libc/gen/vis.3
@@ -44,9 +44,9 @@
 .Fd #include <vis.h>
 .Ft char *
 .Fn vis "char *dst" "int c" "int flag" "int nextc"
-.Ft int 
+.Ft int
 .Fn strvis "char *dst" "const char *src" "int flag"
-.Ft int 
+.Ft int
 .Fn strvisx "char *dst" "const char *src" "size_t len" "int flag"
 .Sh DESCRIPTION
 The
@@ -62,11 +62,11 @@ needs no encoding, it is copied in unaltered.  The string is
 null terminated, and a pointer to the end of the string is
 returned.  The maximum length of any encoding is four
 characters (not including the trailing
-.Dv NUL ) ; 
+.Dv NUL ) ;
 thus, when
 encoding a set of characters into a buffer, the size of the buffer should
 be four times the number of characters encoded, plus one for the trailing
-.Dv NUL . 
+.Dv NUL .
 The flag parameter is used for altering the default range of
 characters considered for encoding and for altering the visual
 representation.
@@ -91,7 +91,7 @@ function encodes characters from
 .Fa src
 up to the
 first
-.Dv NUL . 
+.Dv NUL .
 The
 .Fn strvisx
 function encodes exactly
@@ -111,14 +111,14 @@ must be four times the number
 of characters encoded from
 .Fa src
 (plus one for the
-.Dv NUL ) . 
+.Dv NUL ) .
 Both
 forms return the number of characters in dst (not including
 the trailing
-.Dv NUL ) . 
+.Dv NUL ) .
 .Pp
 The encoding is a unique, invertible representation composed entirely of
-graphic characters; it can be decoded back into the original form using 
+graphic characters; it can be decoded back into the original form using
 the
 .Xr unvis 3
 or
@@ -127,7 +127,7 @@ functions.
 .Pp
 There are two parameters that can be controlled: the range of
 characters that are encoded, and the type
-of representation used.  
+of representation used.
 By default, all non-graphic characters.
 except space, tab, and newline are encoded.
 (See
@@ -137,23 +137,23 @@ alter this:
 .Bl -tag -width VIS_WHITEX
 .It Dv VIS_SP
 Also encode space.
-.It Dv VIS_TAB		
+.It Dv VIS_TAB
 Also encode tab.
 .It Dv VIS_NL
 Also encode newline.
-.It Dv VIS_WHITE	
+.It Dv VIS_WHITE
 Synonym for
 .Dv VIS_SP
 \&|
 .Dv VIS_TAB
 \&|
 .Dv VIS_NL .
-.It Dv VIS_SAFE	
+.It Dv VIS_SAFE
 Only encode "unsafe" characters.  Unsafe means control
 characters which may cause common terminals to perform
 unexpected functions.  Currently this form allows space,
 tab, newline, backspace, bell, and return - in addition
-to all graphic characters - unencoded. 
+to all graphic characters - unencoded.
 .El
 .Pp
 There are three forms of encoding.