+ enabled the EGA modes in the graph unit for i8086-msdos



git-svn-id: http://svn.freepascal.org/svn/fpc/trunk@25660 3ad0048d-3df7-0310-abae-a5850022a9f2
 NetBSD getcwd system call also returns string length

git-svn-id: http://svn.freepascal.org/svn/fpc/trunk@25661 3ad0048d-3df7-0310-abae-a5850022a9f2
+ enabled the MCGA and 16-colour VGA modes in the graph unit for i8086-msdos



git-svn-id: http://svn.freepascal.org/svn/fpc/trunk@25662 3ad0048d-3df7-0310-abae-a5850022a9f2