doc/crypt_preferred_method.3: Fixes as suggested by Debian.

See:  https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1102020

diff --git a/doc/crypt_preferred_method.3 b/doc/crypt_preferred_method.3
index b26656a..8178ea6 100644 (file)
--- a/doc/crypt_preferred_method.3
+++ b/doc/crypt_preferred_method.3
@@ -7,7 +7,7 @@
 .\"
 .Dd November 16, 2018
 .Dt CRYPT_PREFERRED_METHOD 3
-.Os "libxcrypt"
+.Os libxcrypt
 .Sh NAME
 .Nm crypt_preferred_method
 .Nd get the prefix of the preferred hash method
@@ -17,20 +17,21 @@
 .In crypt.h
 .Ft const char*
 .Fo crypt_preferred_method
-.Fa "void"
+.Fa void
 .Fc
 .Sh DESCRIPTION
 .Nm
 is a convenience function to get the prefix of the preferred hash
-method.  If a preferred method is available, it is the same as the
-one also used by the
+method.  If a preferred method is available,
+it is the same as the one also used by the
 .Nm crypt_gensalt functions ,
 if their given
 .Ar prefix
 parameter is NULL.
 .Sh RETURN VALUES
 The string returned equals the prefix of the preferred hash method.
-If no preferred hash method is available it is NULL.  It
+If no preferred hash method is available it is NULL.
+It
 .Em is
 safe to pass the string returned by
 .Nm crypt_preferred_method
@@ -50,12 +51,13 @@ The function
 is not part of any standard.
 It was added to libxcrypt in version 4.4.0.
 .Sh ATTRIBUTES
-For an explanation of the terms used in this section, see
+For an explanation of the terms used in this section,
+see
 .Xr attributes 7 .
 .TS
 allbox;
 lb lb lb
-l l l.
+lw(22n) l l.
 Interface      Attribute       Value
 T{
 .Nm