speed.c changes breaks on sparc32

[Roland McGrath]

> The current glibc CVS does not build on sparc32 any longer:
> 
> ../sysdeps/unix/sysv/linux/speed.c: In function `cfsetospeed':
> ../sysdeps/unix/sysv/linux/speed.c:70: error: structure has no member named `c_ospeed'
> ../sysdeps/unix/sysv/linux/speed.c: In function `cfsetispeed':
> ../sysdeps/unix/sysv/linux/speed.c:95: error: structure has no member named `c_ispeed'
> make[2]: *** [/usr/src/packages/BUILD/glibc-2.3/cc/termios/speed.o] Error 1

Should be fixed now.