on the corresponding .proc directive, or the .endp must not have a
name at all.
While here, remove an artificial dependency in Ovfork.S by performing
manual register renaming.
and treating (almost) all system calls the same way:
__sys_foo - actual syscall
foo, _foo - weak definitions to __sys_foo
Change PSEUDO syscalls (currently only _exit and _getlogin) to
be __sys_foo (T) and _foo (W).
Add $FreeBSD$ to a few files to satisfy commitprep.
Suggested by: bde
