Fix ipv4addr_mask to reflect host/network byte order.
Fix ipv4addr_mask to reflect host/network byte order.

Note that netmask is stored in host byte order to
facilitate easy comparisons.

OpenSCAP/openscap,isimluk/openscap,jan-cerny/openscap,openprivacy/openscap,ybznek/openscap,postfix/openscap,postfix/openscap,Hexadorsimal/openscap,Hexadorsimal/openscap,ybznek/openscap,ybznek/openscap,ybznek/openscap,ybznek/openscap,jan-cerny/openscap,Hexadorsimal/openscap,mpreisler/openscap,isimluk/openscap,mpreisler/openscap,postfix/openscap,isimluk/openscap,isimluk/openscap,OpenSCAP/openscap,jan-cerny/openscap,openprivacy/openscap,openprivacy/openscap,OpenSCAP/openscap,OpenSCAP/openscap,Hexadorsimal/openscap,jan-cerny/openscap,redhatrises/openscap,redhatrises/openscap,redhatrises/openscap,isimluk/openscap,redhatrises/openscap,openprivacy/openscap,isimluk/openscap,postfix/openscap,postfix/openscap,openprivacy/openscap,jan-cerny/openscap,mpreisler/openscap,mpreisler/openscap,postfix/openscap,mpreisler/openscap,ybznek/openscap,jan-cerny/openscap,redhatrises/openscap,redhatrises/openscap,Hexadorsimal/openscap,OpenSCAP/openscap,mpreisler/openscap,openprivacy/openscap,OpenSCAP/openscap,Hexadorsimal/openscap