Add : in front of all pair descriptions in IO::Socket::INET.new.

Author: fluca1978

doc/Type/IO/Socket/INET.pod6

@@ -59,17 +59,17 @@ multi method new(
 
 Creates a new socket.
 
-If C<:$listen> is True, creates a new socket that listen on C<$localhost>
-(which can be an IP address or a domain name) on port C<$localport>; in other words
+If C<:$listen> is True, creates a new socket that listen on C<:$localhost>
+(which can be an IP address or a domain name) on port C<:$localport>; in other words
 the C<:$listen> flag determines the I<server mode> of the socket.
 Otherwise (i.e., C<:$listen> is C<False>), the new socket opens immediatly
-a connection to C<$host> on port C<$port>.
+a connection to C<:$host> on port C<:$port>.
 
-C<$family> defaults to C<PF_INET> constant for IPv4, and can be set
+C<:$family> defaults to C<PF_INET> constant for IPv4, and can be set
 to C<PF_INET6> constant for IPv6.
 
 For text operations (such as L<#method lines> and L<#method get>),
-C<$encoding> specifies the encoding, and C<$nl-in> determines
+C<:$encoding> specifies the encoding, and C<:$nl-in> determines
 the character(s) that separate lines.
 
 =head1 Methods