Fixes for alpha...

[Roland McGrath]

> The following two fixes are needed to get glibc compile on alpha.  The
> first one is a 3.4/unit-at-a-time problem where a  variable is only
> used by asm and optimized out without the attribute, the second one
> contains an extraneous line (fixed for nptl, broken in linuxthreads).
> 
> Ok to commit?
>  
> Andreas
> 
> 2003-12-07  Andreas Jaeger  <aj@suse.de>
> 	    Ruediger Oertel  <ro@suse.de>
> 
> 	* sysdeps/alpha/fpu/e_sqrt.c: Mark as used.
> 
> linuxthreads:	
> 	* sysdeps/alpha/elf/pt-initfini.c (__asm__): Remove extra
> 	.prologue.

These look fine.