[z2086] Remove useless casting and use SIZEFMTD instead in strings.

(based on commit [12125] - 1a9a429)

(based on commit [s1704] - 7f0a6dd)
[z2087] Add a missing break

(based on commit [12126] - 4618821)

(based on commit [s1705] - 55a3e59)