manual: minor cleanups

+4 -4
+1 -1
nixos/doc/manual/configuration/linux-kernel.xml
··· 19 19 20 20 <para>The default Linux kernel configuration should be fine for most users. You can see the configuration of your current kernel with the following command: 21 21 <programlisting> 22 - cat /proc/config.gz | gunzip 22 + zcat /proc/config.gz 23 23 </programlisting> 24 24 If you want to change the kernel configuration, you can use the 25 25 <option>packageOverrides</option> feature (see <xref
+3 -3
nixos/doc/manual/development/option-declarations.xml
··· 7 7 <title>Option Declarations</title> 8 8 9 9 <para>An option declaration specifies the name, type and description 10 - of a NixOS configuration option. It is illegal to define an option 11 - that hasn’t been declared in any module. A option declaration 10 + of a NixOS configuration option. It is invalid to define an option 11 + that hasn’t been declared in any module. An option declaration 12 12 generally looks like this: 13 13 14 14 <programlisting> ··· 42 42 <listitem> 43 43 <para>The default value used if no value is defined by any 44 44 module. A default is not required; in that case, if the option 45 - value is ever used, an error will be thrown.</para> 45 + value is never used, an error will be thrown.</para> 46 46 </listitem> 47 47 </varlistentry> 48 48