- RTL, Linux/FreeBSD shared library startup: removed FPC_SHARED_LIB_EXIT label, it is a leftover from times when library startup code was erroneously halting owning process on exit.

git-svn-id: http://svn.freepascal.org/svn/fpc/trunk@25737 3ad0048d-3df7-0310-abae-a5850022a9f2