update manpages

basename.1

@@ -12,3 +12,5 @@ prints the
 with any leading path components, and the
 .IR suffix ,
 removed.
+.SH SEE ALSO
+.IR basename (3)

chown.1

@@ -13,3 +13,5 @@ changes the user or group ownership for the given files.
 .TP
 .B -R, -r
 change directory ownership recursively.
+.SH SEE ALSO
+.IR chown (2)

date.1

@@ -11,10 +11,12 @@ date \- print date and time
 prints the date and time. If a
 .I format
 is given it is used to format the date as per
-.BR strftime (3).
+.IR strftime (3).
 .SH OPTIONS
 .TP
 .BI \-d " time"
 prints
 .I time
 instead of the system time, given as the number of seconds since the Unix epoch.
+.SH SEE ALSO
+.IR strftime (3)

dirname.1

@@ -9,3 +9,5 @@ dirname \- strip final path component
 prints the
 .I string
 with its final path component removed.
+.SH SEE ALSO
+.IR dirname (3)

grep.1

@@ -9,7 +9,7 @@ grep \- search files for a pattern
 .SH DESCRIPTION
 .B grep
 searches the input files for lines that match the pattern, a regular expression as defined in
-.BR regex (7).
+.IR regex (7).
 By default each matching line is printed to stdout.  If no file is given, grep
 reads from stdin.
 .P
@@ -36,3 +36,5 @@ prints nothing, only returns status.
 selects lines which do
 .B not
 match the pattern.
+.SH SEE ALSO
+.IR regex (7)

head.c

@@ -38,7 +38,7 @@ void
 head(FILE *fp, const char *str, long n)
 {
 	char buf[BUFSIZ];
-	int i;
+	long i;
 
 	for(i = 0; i < n && fgets(buf, sizeof buf, fp); i++)
 		fputs(buf, stdout);

ln.1

@@ -20,3 +20,8 @@ be linked into the given directory.
 .TP
 .B \-s
 create a symbolic link.
+.SH SEE ALSO
+.IR cp (1),
+.IR mv (1),
+.IR link (2),
+.IR symlink (2)

mkfifo.1

@@ -7,3 +7,5 @@ mkfifo \- make named pipe
 .SH DESCRIPTION
 .B mkfifo
 creates named pipes (FIFOs) with the given names.
+.SH SEE ALSO
+.IR mkfifo (3)

pwd.1

@@ -6,3 +6,5 @@ pwd \- print working directory
 .SH DESCRIPTION
 .B pwd
 prints the path of the current working directory.
+.SH SEE ALSO
+.IR getcwd (3)

rm.1

@@ -15,3 +15,5 @@ ignore files that cannot be removed.
 .TP
 .B \-r
 remove directories recursively.
+.SH SEE ALSO
+.IR remove (3)

sleep.1

@@ -7,3 +7,5 @@ sleep \- wait for a number of seconds
 .SH DESCRIPTION
 .B sleep
 waits until the given number of seconds have elapsed.
+.SH SEE ALSO
+.IR sleep (3)

touch.1

@@ -20,3 +20,6 @@ do not create files if they do not exist.
 sets the files' modification time to
 .IR time ,
 given as the number of seconds since the Unix epoch.
+.SH SEE ALSO
+.IR utime (2),
+.IR creat (2)