Changed nail to optional because it can't cohexist with mailx anymore

mail/nail/nail.conf

@@ -2,7 +2,7 @@
 # This copyright note is auto-generated by ./scripts/Create-CopyPatch.
 # 
 # Filename: package/.../nail/nail.conf
-# Copyright (C) 2006 The OpenSDE Project
+# Copyright (C) 2006 - 2007 The OpenSDE Project
 # Copyright (C) 2004 - 2006 The T2 SDE Project
 # 
 # More information can be found in the files COPYING and README.
@@ -23,7 +23,5 @@ var_append makeinstopt ' ' DESTDIR=$root
 
 hook_add premake 5 'sh ./makeconfig'
 
-if ! pkginstalled mailx; then
-	# create compatibility symlink to `mail`
-	hook_add postmake 5 'ln -svf nail $root$bindir/mail'
-fi
+# create compatibility symlink to `mail`
+hook_add postmake 5 'ln -svf mailx $root$bindir/mail'

mail/nail/nail.desc

@@ -35,6 +35,6 @@
 [L] BSD
 [S] Stable
 [V] 12.3
-[P] X -----5---9 800.000
+[P] O -----5---9 800.000
 
 [D] 2981876385 mailx-12.3.tar.bz2 http://dl.sourceforge.net/sourceforge/heirloom/