bug#21755: new snapshot available: grep-2.21.82-fbc5

[Jim Meyering]

grep snapshot:
  http://meyering.net/grep/grep-ss.tar.xz      1.3 MB
  http://meyering.net/grep/grep-ss.tar.xz.sig
  http://meyering.net/grep/grep-2.21.82-fbc5.tar.xz

Changes in grep since 2.21.78-7da30:

Jim Meyering (4):
      tests: avoid spurious failure on OpenBSD 5.8
      maint: NEWS: correct/amend
      gnulib: update to latest, for portability fixes
      gnulib: update to latest


Changes in gnulib since 2.21.78-7da30:

* gnulib 5513b40...956fa54 (50):
  > stdalign: port to Sun C 5.9
  > autoupdate
  > update from texinfo
  > autoupdate
  > time_rz: fix comment about tzalloc
  > update from texinfo
  > stdalign: work around pre-4.9 GCC x86 bug
  > maint.mk: sc_tight_scope: remove extraneous expressions
  > time_rz: return NULL if localtime_r fails
  > fts: port to C11 alignof
  > time_rz: avoid warning from bleeding-edge gcc's -Wnonnull
  > maint.mk: _gl_TS_function_match: fix "extern" name extracting regexp
  > maint.mk: sc_tight_scope: factor and support OS X
  > ChangeLog: fix typo: s/cound/count/
  > safe-alloc-tests: fix typo in license header
  > copy-file: fix mem leak in error case
  > localename: control langinfo.h inclusion
  > update from texinfo
  > binary-io, math, pthread, sys_socket, u64, unistd: port to strict C
  > accept4-tests: fix to avoid non portable flags
  > update from texinfo
  > update from texinfo
  > gnulib-tool: fix tests of 'extensions' module
  > unicase/locale-language: fix typo in utf-8 cookie
  > autoupdate
  > xalloc: do not worry about GCC 5 warning on 32 bit
  > xalloc: avoid GCC 5.1 warning on 32 bit
  > uniname/uniname-tests: avoid compiler warnings
  > autoupdate
  > mountlist: clean up of variable duplication
  > c-ctype: do not worry about EBCDIC + char signed
  > c-ctype: port better to z/OS EBCDIC
  > gnulib-common.m4: fix gl_PROG_AR_RANLIB/AM_PROG_AR clash
  > sockets: MS Windows initalization fixes
  > gc: fix detection of installed libgcrypt version
  > c-ctype: rewrite to use inline functions
  > fnmatch: add one more coding cookie
  > maint: add coding cookies to non-ASCII sources
  > gitlog-to-changelog: trim only trailing whitespaces
  > Test that c_iscntrl agrees with iscntrl, etc.
  > c-ctype: improve c_isascii testing
  > Fix ChangeLog typo
  > savewd: remove SAVEWD_CHDIR_READABLE
  > Update ChangeLog to match previous patch.
  > c-ctype: support EBCDIC-style c_isascii
  > c-ctype: assume EBCDIC 1047 for c_iscntrl
  > * modules/c-ctype (Depends-on): Add verify.
  > c-ctype: port better to EBCDIC
  > nanosleep: fix return code for interrupted replacement
  > autoupdate