post-extract instead of pre-install
o Handle per installation transient files in PKG{,DE}INSTALL instead
of PLIST
o Do not install corrupted binary
o Do not @ prefix inside PKG{,DE}INSTALL
PR: 32645
Submitted by: Kuang-che Wu <kcwu@ck.tp.edu.tw> (PR),
maintainer (most of the fix)
Delphi and other extensions
o Borrows install scripting tricks from halflifeserver port
PR: 32385
Submitted by: John Merryweather Cooper <jmcoopr@webmail.bmi.net>
