Use new parsers of adjtimex and clock_adjtime syscalls

Use new parsers of adjtimex and clock_adjtime syscalls

* print_timex.c (struct_timex, print_timex): Remove.
* time.c (SYS_FUNC(adjtimex), SYS_FUNC(clock_adjtime)): Remove.
* linux/alpha/syscallent.h [303]: Replace SEN(adjtimex)
with SEN(adjtimex32).
[366]: Replace SEN(adjtimex) with SEN(adjtimex64).
[499]: Replace SEN(clock_adjtime) with SEN(clock_adjtime64).
* linux/32/syscallent.h: Replace SEN(adjtimex) and SEN(clock_adjtime)
with SEN(adjtimex32) and SEN(clock_adjtime32), respectively.
* linux/arm/syscallent.h: Likewise.
* linux/avr32/syscallent.h: Likewise.
* linux/bfin/syscallent.h: Likewise.
* linux/hppa/syscallent.h: Likewise.
* linux/i386/syscallent.h: Likewise.
* linux/m68k/syscallent.h: Likewise.
* linux/microblaze/syscallent.h: Likewise.
* linux/mips/syscallent-n32.h: Likewise.
* linux/mips/syscallent-o32.h: Likewise.
* linux/powerpc/syscallent.h: Likewise.
* linux/s390/syscallent.h: Likewise.
* linux/sh/syscallent.h: Likewise.
* linux/sparc/syscallent.h: Likewise.
* linux/xtensa/syscallent.h: Likewise.
* linux/64/syscallent.h: Replace SEN(adjtimex) and SEN(clock_adjtime)
with SEN(adjtimex64) and SEN(clock_adjtime64), respectively.
* linux/alpha/syscallent.h: Likewise.
* linux/ia64/syscallent.h: Likewise.
* linux/mips/syscallent-n64.h: Likewise.
* linux/powerpc64/syscallent.h: Likewise.
* linux/s390x/syscallent.h: Likewise.
* linux/sh64/syscallent.h: Likewise.
* linux/sparc64/syscallent.h: Likewise.
* linux/x32/syscallent.h: Likewise.
* linux/x86_64/syscallent.h: Likewise.
* tests/adjtimex.c: Include <stddef.h>.
(main): Print struct timex.tai unconditionally.