NixOS
diff --git a/nixos/doc/manual/release-notes/rl-1803.xml b/nixos/doc/manual/release-notes/rl-1803.xml
@@ -239,7 +239,7 @@ following incompatible changes:</para>
       the <literal>openssh_with_kerberos</literal> package
       is now a deprecated alias.
       If you do not want Kerberos support,
-      you can do <literal>openssh.override { withKerboros = false; }</literal>.
+      you can do <literal>openssh.override { withKerberos = false; }</literal>.
       Note, this also applies to the <literal>openssh_hpn</literal> package.
     </para>
   </listitem>

diff --git a/nixos/modules/config/nsswitch.nix b/nixos/modules/config/nsswitch.nix
@@ -17,23 +17,23 @@ let
   resolved = canLoadExternalModules && config.services.resolved.enable;
 
   hostArray = [ "files" ]
-    ++ optionals mymachines [ "mymachines" ]
-    ++ optionals nssmdns [ "mdns_minimal [NOTFOUND=return]" ]
-    ++ optionals nsswins [ "wins" ]
-    ++ optionals resolved ["resolve [!UNAVAIL=return]"]
+    ++ optional mymachines "mymachines"
+    ++ optional nssmdns "mdns_minimal [NOTFOUND=return]"
+    ++ optional nsswins "wins"
+    ++ optional resolved "resolve [!UNAVAIL=return]"
     ++ [ "dns" ]
-    ++ optionals nssmdns [ "mdns" ]
-    ++ optionals myhostname ["myhostname" ];
+    ++ optional nssmdns "mdns"
+    ++ optional myhostname "myhostname";
 
   passwdArray = [ "files" ]
     ++ optional sssd "sss"
-    ++ optionals ldap [ "ldap" ]
-    ++ optionals mymachines [ "mymachines" ]
+    ++ optional ldap "ldap"
+    ++ optional mymachines "mymachines"
     ++ [ "systemd" ];
 
   shadowArray = [ "files" ]
     ++ optional sssd "sss"
-    ++ optionals ldap [ "ldap" ];
+    ++ optional ldap "ldap";
 
   servicesArray = [ "files" ]
     ++ optional sssd "sss";

diff --git a/nixos/modules/config/system-path.nix b/nixos/modules/config/system-path.nix
@@ -109,7 +109,6 @@ in
         "/sbin"
         "/share/applications"
         "/share/desktop-directories"
-        "/share/doc"
         "/share/emacs"
         "/share/icons"
         "/share/menus"

diff --git a/nixos/modules/config/users-groups.nix b/nixos/modules/config/users-groups.nix
@@ -504,9 +504,6 @@ in {
       };
     };
 
-    # Install all the user shells
-    environment.systemPackages = systemShells;
-
     users.groups = {
       root.gid = ids.gids.root;
       wheel.gid = ids.gids.wheel;
@@ -543,14 +540,29 @@ in {
     # for backwards compatibility
     system.activationScripts.groups = stringAfter [ "users" ] "";
 
-    environment.etc."subuid" = {
-      text = subuidFile;
-      mode = "0644";
-    };
-    environment.etc."subgid" = {
-      text = subgidFile;
-      mode = "0644";
-    };
+    # Install all the user shells
+    environment.systemPackages = systemShells;
+
+    environment.etc = {
+      "subuid" = {
+        text = subuidFile;
+        mode = "0644";
+      };
+      "subgid" = {
+        text = subgidFile;
+        mode = "0644";
+      };
+    } // (mapAttrs' (name: { packages, ... }: {
+      name = "profiles/per-user/${name}";
+      value.source = pkgs.buildEnv {
+        name = "user-environment";
+        paths = packages;
+        inherit (config.environment) pathsToLink extraOutputsToInstall;
+        inherit (config.system.path) ignoreCollisions postBuild;
+      };
+    }) (filterAttrs (_: u: u.packages != []) cfg.users));
+
+    environment.profiles = [ "/etc/profiles/per-user/$USER" ];
 
     assertions = [
       { assertion = !cfg.enforceIdUniqueness || (uidsAreUnique && gidsAreUnique);
@@ -581,22 +593,4 @@ in {
 
   };
 
-  imports =
-    [ (mkAliasOptionModule [ "users" "extraUsers" ] [ "users" "users" ])
-      (mkAliasOptionModule [ "users" "extraGroups" ] [ "users" "groups" ])
-      {
-        environment = {
-          etc = mapAttrs' (name: { packages, ... }: {
-            name = "profiles/per-user/${name}";
-            value.source = pkgs.buildEnv {
-              name = "user-environment";
-              paths = packages;
-              inherit (config.environment) pathsToLink extraOutputsToInstall;
-              inherit (config.system.path) ignoreCollisions postBuild;
-            };
-          }) (filterAttrs (_: { packages, ... }: packages != []) cfg.users);
-          profiles = ["/etc/profiles/per-user/$USER"];
-        };
-      }
-    ];
 }
diff --git a/nixos/modules/misc/documentation.nix b/nixos/modules/misc/documentation.nix
@@ -0,0 +1,77 @@
+{ config, lib, pkgs, ... }:
+
+with lib;
+
+let cfg = config.documentation; in
+
+{
+
+  options = {
+
+    documentation = {
+
+      enable = mkOption {
+        type = types.bool;
+        default = true;
+        description = ''
+          Whether to install documentation of packages from
+          <option>environment.systemPackages</option> into the generated system path.
+        '';
+      };
+
+      man.enable = mkOption {
+        type = types.bool;
+        default = true;
+        description = ''
+          Whether to install manual pages and the <command>man</command> command.
+          This also includes "man" outputs.
+        '';
+      };
+
+      doc.enable = mkOption {
+        type = types.bool;
+        default = true;
+        description = ''
+          Whether to install documentation distributed in packages' <literal>/share/doc</literal>.
+          Usually plain text and/or HTML.
+          This also includes "doc" outputs.
+        '';
+      };
+
+      info.enable = mkOption {
+        type = types.bool;
+        default = true;
+        description = ''
+          Whether to install info pages and the <command>info</command> command.
+          This also includes "info" outputs.
+        '';
+      };
+
+    };
+
+  };
+
+  config = mkIf cfg.enable (mkMerge [
+
+    (mkIf cfg.man.enable {
+      environment.systemPackages = [ pkgs.man-db ];
+      environment.pathsToLink = [ "/share/man" ];
+      environment.extraOutputsToInstall = [ "man" ];
+    })
+
+    (mkIf cfg.doc.enable {
+      # TODO(@oxij): put it here and remove from profiles?
+      # environment.systemPackages = [ pkgs.w3m ]; # w3m-nox?
+      environment.pathsToLink = [ "/share/doc" ];
+      environment.extraOutputsToInstall = [ "doc" ];
+    })
+
+    (mkIf cfg.info.enable {
+      environment.systemPackages = [ pkgs.texinfoInteractive ];
+      environment.pathsToLink = [ "/share/info" ];
+      environment.extraOutputsToInstall = [ "info" ];
+    })
+
+  ]);
+
+}
diff --git a/nixos/modules/module-list.nix b/nixos/modules/module-list.nix
@@ -58,6 +58,7 @@
   ./installer/tools/tools.nix
   ./misc/assertions.nix
   ./misc/crashdump.nix
+  ./misc/documentation.nix
   ./misc/extra-arguments.nix
   ./misc/ids.nix
   ./misc/lib.nix
@@ -85,12 +86,10 @@
   ./programs/freetds.nix
   ./programs/gnupg.nix
   ./programs/gphoto2.nix
-  ./programs/info.nix
   ./programs/java.nix
   ./programs/kbdlight.nix
   ./programs/less.nix
   ./programs/light.nix
-  ./programs/man.nix
   ./programs/mosh.nix
   ./programs/mtr.nix
   ./programs/nano.nix

diff --git a/nixos/modules/profiles/minimal.nix b/nixos/modules/profiles/minimal.nix
@@ -10,10 +10,9 @@ with lib;
 
   # This isn't perfect, but let's expect the user specifies an UTF-8 defaultLocale
   i18n.supportedLocales = [ (config.i18n.defaultLocale + "/UTF-8") ];
-  services.nixosManual.enable = mkDefault false;
 
-  programs.man.enable = mkDefault false;
-  programs.info.enable = mkDefault false;
+  documentation.enable = mkDefault false;
+  services.nixosManual.enable = mkDefault false;
 
   sound.enable = mkDefault false;
 }
diff --git a/nixos/modules/programs/info.nix b/nixos/modules/programs/info.nix
diff --git a/nixos/modules/programs/man.nix b/nixos/modules/programs/man.nix
diff --git a/nixos/modules/rename.nix b/nixos/modules/rename.nix
@@ -4,6 +4,7 @@ with lib;
 
 {
   imports = [
+    (mkRenamedOptionModule [ "dysnomia" ] [ "services" "dysnomia" ])
     (mkRenamedOptionModule [ "environment" "x11Packages" ] [ "environment" "systemPackages" ])
     (mkRenamedOptionModule [ "environment" "enableBashCompletion" ] [ "programs" "bash" "enableCompletion" ])
     (mkRenamedOptionModule [ "environment" "nix" ] [ "nix" "package" ])
@@ -203,6 +204,10 @@ with lib;
     (mkRenamedOptionModule [ "config" "system" "nixosCodeName" ] [ "config" "system" "nixos" "codeName" ])
     (mkRenamedOptionModule [ "config" "system" "nixosLabel" ] [ "config" "system" "nixos" "label" ])
 
+    # Users
+    (mkAliasOptionModule [ "users" "extraUsers" ] [ "users" "users" ])
+    (mkAliasOptionModule [ "users" "extraGroups" ] [ "users" "groups" ])
+
     # Options that are obsolete and have no replacement.
     (mkRemovedOptionModule [ "boot" "initrd" "luks" "enable" ] "")
     (mkRemovedOptionModule [ "programs" "bash" "enable" ] "")
@@ -240,6 +245,10 @@ with lib;
 
     # Xen
     (mkRenamedOptionModule [ "virtualisation" "xen" "qemu-package" ] [ "virtualisation" "xen" "package-qemu" ])
+
+    (mkRenamedOptionModule [ "programs" "info" "enable" ] [ "documentation" "info" "enable" ])
+    (mkRenamedOptionModule [ "programs" "man"  "enable" ] [ "documentation" "man"  "enable" ])
+
   ] ++ (flip map [ "blackboxExporter" "collectdExporter" "fritzboxExporter"
                    "jsonExporter" "minioExporter" "nginxExporter" "nodeExporter"
                    "snmpExporter" "unifiExporter" "varnishExporter" ]

diff --git a/nixos/modules/services/misc/disnix.nix b/nixos/modules/services/misc/disnix.nix
@@ -57,7 +57,7 @@ in
   ###### implementation
 
   config = mkIf cfg.enable {
-    dysnomia.enable = true;
+    services.dysnomia.enable = true;
 
     environment.systemPackages = [ pkgs.disnix ] ++ optional cfg.useWebServiceInterface pkgs.DisnixWebService;