Update.
* argp/argp-help.c: Unify use of function aliases to make more compact
PLT.
* include/libintl.h: Likewise.
* inet/rcmd.c: Likewise.
* intl/dcigettext.c: Likewise.
* libio/iofputws.c: Likewise.
* libio/iofputws_u.c: Likewise.
* libio/iogetwline.c: Likewise.
* libio/swprintf.c: Likewise.
* malloc/malloc.c: Likewise.
* nss/digits_dots.c: Likewise.
* posix/fnmatch.c: Likewise.
* posix/spawn_faction_addclose.c: Likewise.
* posix/spawn_faction_adddup2.c: Likewise.
* posix/spawn_faction_addopen.c: Likewise.
* posix/spawni.c: Likewise.
* posix/wordexp.c: Likewise.
* posix/spawni.c: Likewise.
* resolv/res_hconf.c: Likewise.
* resolv/res_init.c: Likewise.
* shadow/lckpwdf.c: Likewise.
* signal/sighold.c: Likewise.
* signal/sigrelse.c: Likewise.
* stdio-common/printf-parse.h: Likewise.
* stdio-common/printf-prs.c: Likewise.
* stdio-common/printf_fp.c: Likewise.
* stdio-common/vfprintf.c: Likewise.
* stdio-common/vfscanf.c: Likewise.
* stdlib/rpmatch.c: Likewise.
* sunrpc/create_xid.c: Likewise.
* sunrpc/key_call.c: Likewise.
* sysdeps/generic/setrlimit64.c: Likewise.
* sysdeps/generic/utmp_file.c: Likewise.
* sysdeps/generic/vlimit.c: Likewise.
* sysdeps/posix/posix_fallocate.c: Likewise.
* sysdeps/posix/posix_fallocate64.c: Likewise.
* sysdeps/posix/sigpause.c: Likewise.
* sysdeps/posix/sigset.c: Likewise.
* sysdeps/unix/grantpt.c: Likewise.
* sysdeps/unix/bsd/ualarm.c: Likewise.
* sysdeps/unix/sysv/linux/dl-origin.c: Likewise.
* sysdeps/unix/sysv/linux/getloadavg.c: Likewise.
* sysdeps/unix/sysv/linux/ttyname.c: Likewise.
* sysdeps/unix/sysv/linux/ulimit.c: Likewise.
* time/strftime.c: Likewise.
* wcsmbs/wcscoll.c: Likewise.
* wcsmbs/wcsxfrm.c: Likewise.
* sysdeps/powerpc/fpu_control.h (_FPU_GETCW): Allow gcc to generate
postinc/predec instruction.