* cygheap.cc (cygheap_user::~cygheap_user): Remove unneeded if 0'ed code.

* cygheap.cc (cygheap_user::~cygheap_user): Remove unneeded if 0'ed code.
* fhandler_registry.cc (fhandler_registry::exists): Recode goto as if/else to
avoid a gcc4 compiler warning.
(fhandler_registry::open): Ditto.  Use one goto rather than two.
* gentls_offsets: Fix compiler warning in generated output.
* tlsoffsets.h: Regenerate.
* mount.cc (fillout_mntent): slashify native paths returned via getmntent.