Add tf_smartlink_sections for i386-bsd target

git-svn-id: http://svn.freepascal.org/svn/fpc/trunk@29137 3ad0048d-3df7-0310-abae-a5850022a9f2
Use pic code by default for x86_64-openbsd

git-svn-id: http://svn.freepascal.org/svn/fpc/trunk@29138 3ad0048d-3df7-0310-abae-a5850022a9f2
* force advanced records into memory when they are used as self, resolves #26075

git-svn-id: http://svn.freepascal.org/svn/fpc/trunk@29139 3ad0048d-3df7-0310-abae-a5850022a9f2
 Fix problem in handling of tf_pic_default

git-svn-id: http://svn.freepascal.org/svn/fpc/trunk@29140 3ad0048d-3df7-0310-abae-a5850022a9f2