Added missing section numbers to a bunch of .Xr macros, or

converted them into .Fn macros where appropriate.  Also fixed
up some minor formatting problems.

1 files changed, 5 insertions, 5 deletions

diff --git a/lib/libc/gen/exec.3 b/lib/libc/gen/exec.3
index 5c74ada..bda6e9e 100644
--- a/lib/libc/gen/exec.3
+++ b/lib/libc/gen/exec.3
@@ -65,7 +65,7 @@ new process image.
 The functions described in this manual page are front-ends for the function
 .Xr execve 2 .
 (See the manual page for
-.Xr execve
+.Xr execve 2
 for detailed information about the replacement of the current process.)
 .Pp
 The initial argument for these functions is the pathname of a file which
@@ -148,7 +148,7 @@ used.
 In addition, certain errors are treated specially.
 .Pp
 If permission is denied for a file (the attempted
-.Xr execve
+.Fn execve
 returned
 .Er EACCES ) ,
 these functions will continue searching the rest of
@@ -159,7 +159,7 @@ set to
 .Er EACCES .
 .Pp
 If the header of a file isn't recognized (the attempted
-.Xr execve
+.Fn execve
 returned
 .Er ENOEXEC ) ,
 these functions will execute the shell with the path of
@@ -167,7 +167,7 @@ the file as its first argument.
 (If this attempt fails, no further searching is done.)
 .Pp
 If the file is currently busy (the attempted
-.Xr execve
+.Fn execve
 returned
 .Er ETXTBUSY ) ,
 these functions will sleep for several seconds,
@@ -179,7 +179,7 @@ executes a file with the program tracing facilities enabled (see
 .Xr ptrace 2 ) .
 .Sh RETURN VALUES
 If any of the
-.Xr exec
+.Fn exec
 functions returns, an error will have occurred.
 The return value is \-1, and the global variable
 .Va errno