+ enabled compilation of units types, dateutil, convutil, strutils and stdconvs for i8086-msdos

git-svn-id: http://svn.freepascal.org/svn/fpc/trunk@24609 3ad0048d-3df7-0310-abae-a5850022a9f2
+ enabled compilation of units matrix, ucomplex and getopts for i8086-msdos

git-svn-id: http://svn.freepascal.org/svn/fpc/trunk@24610 3ad0048d-3df7-0310-abae-a5850022a9f2