Log Message:
Update to 0.6.6.

Changes:

0.6.6 (29 May 2004)

 * Use dependency tracking in Makefile's because cscc supports it.
 * Make word sizes dynamic, and remove __WORDSIZE.
 * Implement "fcntl".
 * Implement the basic infrastructure for socket and netdb functions.
 * Import inet* routines from glibc.
 * Mismatched definitions for __pt_thread_run and __syscall_seek (Gopal V).