Early out for -0. Optimize for !_IEEE_FP_INEXACT.
* sysdeps/alpha/fpu/s_floor.c: New.
* sysdeps/alpha/fpu/s_floorf.c: New.
* sysdeps/alpha/fpu/s_ceil.c: New.
* sysdeps/alpha/fpu/s_ceilf.c: New.
* sysdeps/unix/sysv/linux/alpha/syscalls.list: Add adjtimex.
* sysdeps/unix/sysv/linux/alpha/adjtimex.S: Remove.
* sysdeps/alpha/fpu/bits/mathinline.h (isunordered et al): New.
Implement copysign* with and without __ prefix.
Likewise for fabs; use builtin for gcc 2.8.
(floor*): New.
(fdim*): New.
* elf/elf.h (EF_SPARC*, EF_ALPHA*, SHT_ALPHA*, SHF_ALPHA*): New.
(R_SPARC*): Match current v9 ABI.
* sysdeps/wordsize-64/stdint.h (intptr_t): Is a long.
* sunrpc/clnt_udp.c (clntudp_call): Use socklen_t.
* sunrpc/pmap_rmt.c (clnt_broadcast): Likewise.
* sunrpc/svc_tcp.c (svctcp_create, rendezvous_request): Likewise.
* sysdeps/generic/getresgid.c: Use prototype form because of warning.
* sysdeps/unix/sysv/linux/getdents.c: Likewise.
* sysdeps/unix/sysv/linux/alpha/adjtime.c: Likewise.
* sysdeps/unix/grantpt.c (argv): Fix consts.
* sysdeps/unix/sysv/linux/getpt.c: Include <string.h>
* sysdeps/unix/sysv/linux/sigaction.c: Likewise.
