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[SCM] GNU gnutls branch, master, updated. gnutls_2_9_3-24-g2b261fe


From: Simon Josefsson
Subject: [SCM] GNU gnutls branch, master, updated. gnutls_2_9_3-24-g2b261fe
Date: Fri, 28 Aug 2009 15:55:27 +0000

This is an automated email from the git hooks/post-receive script. It was
generated because a ref change was pushed to the repository containing
the project "GNU gnutls".

http://git.savannah.gnu.org/cgit/gnutls.git/commit/?id=2b261fe6eab61b0b312836c08c6aa084afe9d0ec

The branch, master has been updated
       via  2b261fe6eab61b0b312836c08c6aa084afe9d0ec (commit)
      from  eff570b8fdba308c2d4dc2ea397f397d2968edbe (commit)

Those revisions listed above that are new to this repository have
not appeared on any other notification email; so we list those
revisions in full, below.

- Log -----------------------------------------------------------------
commit 2b261fe6eab61b0b312836c08c6aa084afe9d0ec
Author: Simon Josefsson <address@hidden>
Date:   Fri Aug 28 17:55:23 2009 +0200

    Update gnulib files.

-----------------------------------------------------------------------

Summary of changes:
 gl/Makefile.am                      |   94 +++++++++++++++++++---------------
 gl/m4/gnulib-comp.m4                |    1 +
 gl/m4/stdlib_h.m4                   |    4 +-
 gl/m4/sys_socket_h.m4               |    4 +-
 gl/m4/unistd_h.m4                   |    6 ++-
 gl/progname.c                       |    8 +++
 gl/stdlib.in.h                      |   25 +++++++++
 gl/sys_socket.in.h                  |   27 ++++++++++
 gl/tests/Makefile.am                |    6 +-
 gl/unistd.in.h                      |   47 +++++++++++++++++-
 gl/vasnprintf.c                     |    2 +-
 lib/gl/Makefile.am                  |   77 ++++++++++++++++------------
 lib/gl/m4/stdlib_h.m4               |    4 +-
 lib/gl/m4/sys_socket_h.m4           |    4 +-
 lib/gl/m4/unistd_h.m4               |    6 ++-
 lib/gl/stdlib.in.h                  |   25 +++++++++
 lib/gl/sys_socket.in.h              |   27 ++++++++++
 lib/gl/tests/test-func.c            |    9 +++-
 lib/gl/unistd.in.h                  |   47 +++++++++++++++++-
 lib/gl/vasnprintf.c                 |    2 +-
 libextra/gl/override/lib/md5.c.diff |    8 ++--
 21 files changed, 340 insertions(+), 93 deletions(-)

diff --git a/gl/Makefile.am b/gl/Makefile.am
index 10f6137..01cf02b 100644
--- a/gl/Makefile.am
+++ b/gl/Makefile.am
@@ -73,9 +73,10 @@ BUILT_SOURCES += $(ALLOCA_H)
 # We need the following in order to create <alloca.h> when the system
 # doesn't have one that works with the given compiler.
 alloca.h: alloca.in.h
+       $(AM_V_GEN)rm -f address@hidden $@ && \
        { echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
          cat $(srcdir)/alloca.in.h; \
-       } > address@hidden
+       } > address@hidden && \
        mv -f address@hidden $@
 MOSTLYCLEANFILES += alloca.h alloca.h-t
 
@@ -90,8 +91,8 @@ BUILT_SOURCES += $(ARPA_INET_H)
 # We need the following in order to create <arpa/inet.h> when the system
 # doesn't have one.
 arpa/inet.h: arpa_inet.in.h
-       @MKDIR_P@ arpa
-       rm -f address@hidden $@
+       $(AM_V_at)@MKDIR_P@ arpa
+       $(AM_V_GEN)rm -f address@hidden $@ && \
        { echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
          sed -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
              -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
@@ -103,7 +104,7 @@ arpa/inet.h: arpa_inet.in.h
              -e 's|@''HAVE_DECL_INET_PTON''@|$(HAVE_DECL_INET_PTON)|g' \
              -e '/definition of GL_LINK_WARNING/r $(LINK_WARNING_H)' \
              < $(srcdir)/arpa_inet.in.h; \
-       } > address@hidden
+       } > address@hidden && \
        mv address@hidden $@
 MOSTLYCLEANFILES += arpa/inet.h arpa/inet.h-t
 MOSTLYCLEANDIRS += arpa
@@ -160,7 +161,7 @@ BUILT_SOURCES += $(ERRNO_H)
 # We need the following in order to create <errno.h> when the system
 # doesn't have one that is POSIX compliant.
 errno.h: errno.in.h
-       rm -f address@hidden $@
+       $(AM_V_GEN)rm -f address@hidden $@ && \
        { echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */' && \
          sed -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
              -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
@@ -172,7 +173,7 @@ errno.h: errno.in.h
              -e 's|@''EOVERFLOW_HIDDEN''@|$(EOVERFLOW_HIDDEN)|g' \
              -e 's|@''EOVERFLOW_VALUE''@|$(EOVERFLOW_VALUE)|g' \
              < $(srcdir)/errno.in.h; \
-       } > address@hidden
+       } > address@hidden && \
        mv address@hidden $@
 MOSTLYCLEANFILES += errno.h errno.h-t
 
@@ -205,13 +206,13 @@ BUILT_SOURCES += $(FLOAT_H)
 # We need the following in order to create <float.h> when the system
 # doesn't have one that works with the given compiler.
 float.h: float.in.h
-       rm -f address@hidden $@
+       $(AM_V_GEN)rm -f address@hidden $@ && \
        { echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */' && \
          sed -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
              -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
              -e 's|@''NEXT_FLOAT_H''@|$(NEXT_FLOAT_H)|g' \
              < $(srcdir)/float.in.h; \
-       } > address@hidden
+       } > address@hidden && \
        mv address@hidden $@
 MOSTLYCLEANFILES += float.h float.h-t
 
@@ -389,7 +390,7 @@ BUILT_SOURCES += $(NETDB_H)
 # We need the following in order to create <netdb.h> when the system
 # doesn't have one that works with the given compiler.
 netdb.h: netdb.in.h
-       rm -f address@hidden $@
+       $(AM_V_GEN)rm -f address@hidden $@ && \
        { echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
          sed -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
              -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
@@ -402,7 +403,7 @@ netdb.h: netdb.in.h
              -e 's|@''HAVE_DECL_GETADDRINFO''@|$(HAVE_DECL_GETADDRINFO)|g' \
              -e 's|@''HAVE_DECL_GETNAMEINFO''@|$(HAVE_DECL_GETNAMEINFO)|g' \
              < $(srcdir)/netdb.in.h; \
-       } > address@hidden
+       } > address@hidden && \
        mv address@hidden $@
 MOSTLYCLEANFILES += netdb.h netdb.h-t
 
@@ -417,15 +418,15 @@ BUILT_SOURCES += $(NETINET_IN_H)
 # We need the following in order to create <netinet/in.h> when the system
 # doesn't have one.
 netinet/in.h: netinet_in.in.h
-       @MKDIR_P@ netinet
-       rm -f address@hidden $@
+       $(AM_V_at)@MKDIR_P@ netinet
+       $(AM_V_GEN)rm -f address@hidden $@ && \
        { echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
          sed -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
              -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
              -e 's|@''NEXT_NETINET_IN_H''@|$(NEXT_NETINET_IN_H)|g' \
              -e 's|@''HAVE_NETINET_IN_H''@|$(HAVE_NETINET_IN_H)|g' \
              < $(srcdir)/netinet_in.in.h; \
-       } > address@hidden
+       } > address@hidden && \
        mv address@hidden $@
 MOSTLYCLEANFILES += netinet/in.h netinet/in.h-t
 MOSTLYCLEANDIRS += netinet
@@ -567,13 +568,13 @@ BUILT_SOURCES += $(STDARG_H)
 # We need the following in order to create <stdarg.h> when the system
 # doesn't have one that works with the given compiler.
 stdarg.h: stdarg.in.h
-       rm -f address@hidden $@
+       $(AM_V_GEN)rm -f address@hidden $@ && \
        { echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */' && \
          sed -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
              -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
              -e 's|@''NEXT_STDARG_H''@|$(NEXT_STDARG_H)|g' \
              < $(srcdir)/stdarg.in.h; \
-       } > address@hidden
+       } > address@hidden && \
        mv address@hidden $@
 MOSTLYCLEANFILES += stdarg.h stdarg.h-t
 
@@ -588,10 +589,10 @@ BUILT_SOURCES += $(STDBOOL_H)
 # We need the following in order to create <stdbool.h> when the system
 # doesn't have one that works.
 stdbool.h: stdbool.in.h
-       rm -f address@hidden $@
+       $(AM_V_GEN)rm -f address@hidden $@ && \
        { echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
          sed -e 's/@''HAVE__BOOL''@/$(HAVE__BOOL)/g' < $(srcdir)/stdbool.in.h; 
\
-       } > address@hidden
+       } > address@hidden && \
        mv address@hidden $@
 MOSTLYCLEANFILES += stdbool.h stdbool.h-t
 
@@ -606,7 +607,7 @@ BUILT_SOURCES += $(STDDEF_H)
 # We need the following in order to create <stddef.h> when the system
 # doesn't have one that works with the given compiler.
 stddef.h: stddef.in.h
-       rm -f address@hidden $@
+       $(AM_V_GEN)rm -f address@hidden $@ && \
        { echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */' && \
          sed -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
              -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
@@ -614,7 +615,7 @@ stddef.h: stddef.in.h
              -e 's|@''HAVE_WCHAR_T''@|$(HAVE_WCHAR_T)|g' \
              -e 's|@''REPLACE_NULL''@|$(REPLACE_NULL)|g' \
              < $(srcdir)/stddef.in.h; \
-       } > address@hidden
+       } > address@hidden && \
        mv address@hidden $@
 MOSTLYCLEANFILES += stddef.h stddef.h-t
 
@@ -629,7 +630,7 @@ BUILT_SOURCES += $(STDINT_H)
 # We need the following in order to create <stdint.h> when the system
 # doesn't have one that works with the given compiler.
 stdint.h: stdint.in.h
-       rm -f address@hidden $@
+       $(AM_V_GEN)rm -f address@hidden $@ && \
        { echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
          sed -e 's/@''HAVE_STDINT_H''@/$(HAVE_STDINT_H)/g' \
              -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
@@ -656,7 +657,7 @@ stdint.h: stdint.in.h
              -e 's/@''HAVE_SIGNED_WINT_T''@/$(HAVE_SIGNED_WINT_T)/g' \
              -e 's/@''WINT_T_SUFFIX''@/$(WINT_T_SUFFIX)/g' \
              < $(srcdir)/stdint.in.h; \
-       } > address@hidden
+       } > address@hidden && \
        mv address@hidden $@
 MOSTLYCLEANFILES += stdint.h stdint.h-t
 
@@ -671,7 +672,7 @@ BUILT_SOURCES += stdio.h
 # We need the following in order to create <stdio.h> when the system
 # doesn't have one that works with the given compiler.
 stdio.h: stdio.in.h
-       rm -f address@hidden $@
+       $(AM_V_GEN)rm -f address@hidden $@ && \
        { echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */' && \
          sed -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
              -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
@@ -749,7 +750,7 @@ stdio.h: stdio.in.h
              -e 's|@''REPLACE_PERROR''@|$(REPLACE_PERROR)|g' \
              -e '/definition of GL_LINK_WARNING/r $(LINK_WARNING_H)' \
              < $(srcdir)/stdio.in.h; \
-       } > address@hidden
+       } > address@hidden && \
        mv address@hidden $@
 MOSTLYCLEANFILES += stdio.h stdio.h-t
 
@@ -766,7 +767,7 @@ BUILT_SOURCES += stdlib.h
 # We need the following in order to create <stdlib.h> when the system
 # doesn't have one that works with the given compiler.
 stdlib.h: stdlib.in.h
-       rm -f address@hidden $@
+       $(AM_V_GEN)rm -f address@hidden $@ && \
        { echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */' && \
          sed -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
              -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
@@ -779,6 +780,7 @@ stdlib.h: stdlib.in.h
              -e 's|@''GNULIB_GETLOADAVG''@|$(GNULIB_GETLOADAVG)|g' \
              -e 's|@''GNULIB_GETSUBOPT''@|$(GNULIB_GETSUBOPT)|g' \
              -e 's|@''GNULIB_MKDTEMP''@|$(GNULIB_MKDTEMP)|g' \
+             -e 's|@''GNULIB_MKOSTEMP''@|$(GNULIB_MKOSTEMP)|g' \
              -e 's|@''GNULIB_MKSTEMP''@|$(GNULIB_MKSTEMP)|g' \
              -e 's|@''GNULIB_PUTENV''@|$(GNULIB_PUTENV)|g' \
              -e 's|@''GNULIB_RANDOM_R''@|$(GNULIB_RANDOM_R)|g' \
@@ -793,6 +795,7 @@ stdlib.h: stdlib.in.h
              -e 's|@''HAVE_GETSUBOPT''@|$(HAVE_GETSUBOPT)|g' \
              -e 's|@''HAVE_MALLOC_POSIX''@|$(HAVE_MALLOC_POSIX)|g' \
              -e 's|@''HAVE_MKDTEMP''@|$(HAVE_MKDTEMP)|g' \
+             -e 's|@''HAVE_MKOSTEMP''@|$(HAVE_MKOSTEMP)|g' \
              -e 's|@''HAVE_REALLOC_POSIX''@|$(HAVE_REALLOC_POSIX)|g' \
              -e 's|@''HAVE_RANDOM_R''@|$(HAVE_RANDOM_R)|g' \
              -e 's|@''HAVE_RPMATCH''@|$(HAVE_RPMATCH)|g' \
@@ -810,7 +813,7 @@ stdlib.h: stdlib.in.h
              -e 's|@''VOID_UNSETENV''@|$(VOID_UNSETENV)|g' \
              -e '/definition of GL_LINK_WARNING/r $(LINK_WARNING_H)' \
              < $(srcdir)/stdlib.in.h; \
-       } > address@hidden
+       } > address@hidden && \
        mv address@hidden $@
 MOSTLYCLEANFILES += stdlib.h stdlib.h-t
 
@@ -834,7 +837,7 @@ BUILT_SOURCES += string.h
 # We need the following in order to create <string.h> when the system
 # doesn't have one that works with the given compiler.
 string.h: string.in.h
-       rm -f address@hidden $@
+       $(AM_V_GEN)rm -f address@hidden $@ && \
        { echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */' && \
          sed -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
              -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
@@ -899,7 +902,7 @@ string.h: string.in.h
              -e 's|@''REPLACE_STRSIGNAL''@|$(REPLACE_STRSIGNAL)|g' \
              -e '/definition of GL_LINK_WARNING/r $(LINK_WARNING_H)' \
              < $(srcdir)/string.in.h; \
-       } > address@hidden
+       } > address@hidden && \
        mv address@hidden $@
 MOSTLYCLEANFILES += string.h string.h-t
 
@@ -914,8 +917,8 @@ BUILT_SOURCES += $(SYS_SELECT_H)
 # We need the following in order to create <sys/select.h> when the system
 # doesn't have one that works with the given compiler.
 sys/select.h: sys_select.in.h
-       @MKDIR_P@ sys
-       rm -f address@hidden $@
+       $(AM_V_at)@MKDIR_P@ sys
+       $(AM_V_GEN)rm -f address@hidden $@ && \
        { echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
          sed -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
              -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
@@ -926,7 +929,7 @@ sys/select.h: sys_select.in.h
              -e 's|@''REPLACE_SELECT''@|$(REPLACE_SELECT)|g' \
              -e '/definition of GL_LINK_WARNING/r $(LINK_WARNING_H)' \
              < $(srcdir)/sys_select.in.h; \
-       } > address@hidden
+       } > address@hidden && \
        mv address@hidden $@
 MOSTLYCLEANFILES += sys/select.h sys/select.h-t
 MOSTLYCLEANDIRS += sys
@@ -942,7 +945,8 @@ BUILT_SOURCES += $(SYS_SOCKET_H)
 # We need the following in order to create <sys/socket.h> when the system
 # doesn't have one that works with the given compiler.
 sys/socket.h: sys_socket.in.h
-       @MKDIR_P@ sys
+       $(AM_V_at)@MKDIR_P@ sys
+       $(AM_V_GEN)rm -f address@hidden $@ && \
        { echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
          sed -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
              -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
@@ -963,13 +967,15 @@ sys/socket.h: sys_socket.in.h
              -e 's|@''GNULIB_SENDTO''@|$(GNULIB_SENDTO)|g' \
              -e 's|@''GNULIB_SETSOCKOPT''@|$(GNULIB_SETSOCKOPT)|g' \
              -e 's|@''GNULIB_SHUTDOWN''@|$(GNULIB_SHUTDOWN)|g' \
+             -e 's|@''GNULIB_ACCEPT4''@|$(GNULIB_ACCEPT4)|g' \
              -e 's|@''HAVE_WINSOCK2_H''@|$(HAVE_WINSOCK2_H)|g' \
              -e 's|@''HAVE_WS2TCPIP_H''@|$(HAVE_WS2TCPIP_H)|g' \
              -e 
's|@''HAVE_STRUCT_SOCKADDR_STORAGE''@|$(HAVE_STRUCT_SOCKADDR_STORAGE)|g' \
              -e 's|@''HAVE_SA_FAMILY_T''@|$(HAVE_SA_FAMILY_T)|g' \
+             -e 's|@''HAVE_ACCEPT4''@|$(HAVE_ACCEPT4)|g' \
              -e '/definition of GL_LINK_WARNING/r $(LINK_WARNING_H)' \
              < $(srcdir)/sys_socket.in.h; \
-       } > address@hidden
+       } > address@hidden && \
        mv -f address@hidden $@
 MOSTLYCLEANFILES += sys/socket.h sys/socket.h-t
 MOSTLYCLEANDIRS += sys
@@ -985,8 +991,8 @@ BUILT_SOURCES += $(SYS_STAT_H)
 # We need the following in order to create <sys/stat.h> when the system
 # has one that is incomplete.
 sys/stat.h: sys_stat.in.h
-       @MKDIR_P@ sys
-       rm -f address@hidden $@
+       $(AM_V_at)@MKDIR_P@ sys
+       $(AM_V_GEN)rm -f address@hidden $@ && \
        { echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
          sed -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
              -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
@@ -999,7 +1005,7 @@ sys/stat.h: sys_stat.in.h
              -e 's|@''REPLACE_MKDIR''@|$(REPLACE_MKDIR)|g' \
              -e '/definition of GL_LINK_WARNING/r $(LINK_WARNING_H)' \
              < $(srcdir)/sys_stat.in.h; \
-       } > address@hidden
+       } > address@hidden && \
        mv address@hidden $@
 MOSTLYCLEANFILES += sys/stat.h sys/stat.h-t
 MOSTLYCLEANDIRS += sys
@@ -1015,8 +1021,8 @@ BUILT_SOURCES += $(SYS_TIME_H)
 # We need the following in order to create <sys/time.h> when the system
 # doesn't have one that works with the given compiler.
 sys/time.h: sys_time.in.h
-       @MKDIR_P@ sys
-       rm -f address@hidden $@
+       $(AM_V_at)@MKDIR_P@ sys
+       $(AM_V_GEN)rm -f address@hidden $@ && \
        { echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
          sed -e 's/@''HAVE_SYS_TIME_H''@/$(HAVE_SYS_TIME_H)/g' \
              -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
@@ -1025,7 +1031,7 @@ sys/time.h: sys_time.in.h
              -e 's/@''REPLACE_GETTIMEOFDAY''@/$(REPLACE_GETTIMEOFDAY)/g' \
              -e 's/@''HAVE_STRUCT_TIMEVAL''@/$(HAVE_STRUCT_TIMEVAL)/g' \
              < $(srcdir)/sys_time.in.h; \
-       } > address@hidden
+       } > address@hidden && \
        mv address@hidden $@
 MOSTLYCLEANFILES += sys/time.h sys/time.h-t
 
@@ -1040,7 +1046,7 @@ BUILT_SOURCES += unistd.h
 # We need the following in order to create an empty placeholder for
 # <unistd.h> when the system doesn't have one.
 unistd.h: unistd.in.h
-       rm -f address@hidden $@
+       $(AM_V_GEN)rm -f address@hidden $@ && \
        { echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
          sed -e 's|@''HAVE_UNISTD_H''@|$(HAVE_UNISTD_H)|g' \
              -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
@@ -1049,6 +1055,7 @@ unistd.h: unistd.in.h
              -e 's|@''GNULIB_CHOWN''@|$(GNULIB_CHOWN)|g' \
              -e 's|@''GNULIB_CLOSE''@|$(GNULIB_CLOSE)|g' \
              -e 's|@''GNULIB_DUP2''@|$(GNULIB_DUP2)|g' \
+             -e 's|@''GNULIB_DUP3''@|$(GNULIB_DUP3)|g' \
              -e 's|@''GNULIB_ENVIRON''@|$(GNULIB_ENVIRON)|g' \
              -e 's|@''GNULIB_EUIDACCESS''@|$(GNULIB_EUIDACCESS)|g' \
              -e 's|@''GNULIB_FCHDIR''@|$(GNULIB_FCHDIR)|g' \
@@ -1064,12 +1071,14 @@ unistd.h: unistd.in.h
              -e 's|@''GNULIB_LCHOWN''@|$(GNULIB_LCHOWN)|g' \
              -e 's|@''GNULIB_LINK''@|$(GNULIB_LINK)|g' \
              -e 's|@''GNULIB_LSEEK''@|$(GNULIB_LSEEK)|g' \
+             -e 's|@''GNULIB_PIPE2''@|$(GNULIB_PIPE2)|g' \
              -e 's|@''GNULIB_READLINK''@|$(GNULIB_READLINK)|g' \
              -e 's|@''GNULIB_SLEEP''@|$(GNULIB_SLEEP)|g' \
              -e 's|@''GNULIB_UNISTD_H_GETOPT''@|$(GNULIB_UNISTD_H_GETOPT)|g' \
              -e 's|@''GNULIB_UNISTD_H_SIGPIPE''@|$(GNULIB_UNISTD_H_SIGPIPE)|g' 
\
              -e 's|@''GNULIB_WRITE''@|$(GNULIB_WRITE)|g' \
              -e 's|@''HAVE_DUP2''@|$(HAVE_DUP2)|g' \
+             -e 's|@''HAVE_DUP3''@|$(HAVE_DUP3)|g' \
              -e 's|@''HAVE_EUIDACCESS''@|$(HAVE_EUIDACCESS)|g' \
              -e 's|@''HAVE_FSYNC''@|$(HAVE_FSYNC)|g' \
              -e 's|@''HAVE_FTRUNCATE''@|$(HAVE_FTRUNCATE)|g' \
@@ -1079,6 +1088,7 @@ unistd.h: unistd.in.h
              -e 's|@''HAVE_GETPAGESIZE''@|$(HAVE_GETPAGESIZE)|g' \
              -e 's|@''HAVE_GETUSERSHELL''@|$(HAVE_GETUSERSHELL)|g' \
              -e 's|@''HAVE_LINK''@|$(HAVE_LINK)|g' \
+             -e 's|@''HAVE_PIPE2''@|$(HAVE_PIPE2)|g' \
              -e 's|@''HAVE_READLINK''@|$(HAVE_READLINK)|g' \
              -e 's|@''HAVE_SLEEP''@|$(HAVE_SLEEP)|g' \
              -e 's|@''HAVE_DECL_ENVIRON''@|$(HAVE_DECL_ENVIRON)|g' \
@@ -1098,7 +1108,7 @@ unistd.h: unistd.in.h
              -e 
's|@''UNISTD_H_HAVE_WINSOCK2_H_AND_USE_SOCKETS''@|$(UNISTD_H_HAVE_WINSOCK2_H_AND_USE_SOCKETS)|g'
 \
              -e '/definition of GL_LINK_WARNING/r $(LINK_WARNING_H)' \
              < $(srcdir)/unistd.in.h; \
-       } > address@hidden
+       } > address@hidden && \
        mv address@hidden $@
 MOSTLYCLEANFILES += unistd.h unistd.h-t
 
@@ -1148,7 +1158,7 @@ BUILT_SOURCES += $(WCHAR_H)
 # We need the following in order to create <wchar.h> when the system
 # version does not work standalone.
 wchar.h: wchar.in.h
-       rm -f address@hidden $@
+       $(AM_V_GEN)rm -f address@hidden $@ && \
        { echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
          sed -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
              -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
@@ -1191,7 +1201,7 @@ wchar.h: wchar.in.h
              -e 's|@''REPLACE_WCWIDTH''@|$(REPLACE_WCWIDTH)|g' \
              -e '/definition of GL_LINK_WARNING/r $(LINK_WARNING_H)' \
            < $(srcdir)/wchar.in.h; \
-       } > address@hidden
+       } > address@hidden && \
        mv address@hidden $@
 MOSTLYCLEANFILES += wchar.h wchar.h-t
 
diff --git a/gl/m4/gnulib-comp.m4 b/gl/m4/gnulib-comp.m4
index e471c1c..fb65350 100644
--- a/gl/m4/gnulib-comp.m4
+++ b/gl/m4/gnulib-comp.m4
@@ -125,6 +125,7 @@ AC_SUBST([LTALLOCA])
   gl_FUNC_PERROR
   gl_STRING_MODULE_INDICATOR([perror])
   gl_PMCCABE2HTML
+  AC_CHECK_DECLS([program_invocation_name], [], [], [#include <errno.h>])
   gl_FUNC_READ_FILE
   gl_FUNC_READLINE
   gl_FUNC_REALLOC_POSIX
diff --git a/gl/m4/stdlib_h.m4 b/gl/m4/stdlib_h.m4
index b295f16..89ac97f 100644
--- a/gl/m4/stdlib_h.m4
+++ b/gl/m4/stdlib_h.m4
@@ -1,4 +1,4 @@
-# stdlib_h.m4 serial 15
+# stdlib_h.m4 serial 16
 dnl Copyright (C) 2007-2009 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
@@ -40,6 +40,7 @@ AC_DEFUN([gl_STDLIB_H_DEFAULTS],
   GNULIB_GETLOADAVG=0;    AC_SUBST([GNULIB_GETLOADAVG])
   GNULIB_GETSUBOPT=0;     AC_SUBST([GNULIB_GETSUBOPT])
   GNULIB_MKDTEMP=0;       AC_SUBST([GNULIB_MKDTEMP])
+  GNULIB_MKOSTEMP=0;      AC_SUBST([GNULIB_MKOSTEMP])
   GNULIB_MKSTEMP=0;       AC_SUBST([GNULIB_MKSTEMP])
   GNULIB_PUTENV=0;        AC_SUBST([GNULIB_PUTENV])
   GNULIB_RANDOM_R=0;      AC_SUBST([GNULIB_RANDOM_R])
@@ -55,6 +56,7 @@ AC_DEFUN([gl_STDLIB_H_DEFAULTS],
   HAVE_GETSUBOPT=1;          AC_SUBST([HAVE_GETSUBOPT])
   HAVE_MALLOC_POSIX=1;       AC_SUBST([HAVE_MALLOC_POSIX])
   HAVE_MKDTEMP=1;            AC_SUBST([HAVE_MKDTEMP])
+  HAVE_MKOSTEMP=1;           AC_SUBST([HAVE_MKOSTEMP])
   HAVE_REALLOC_POSIX=1;      AC_SUBST([HAVE_REALLOC_POSIX])
   HAVE_RANDOM_R=1;           AC_SUBST([HAVE_RANDOM_R])
   HAVE_RPMATCH=1;            AC_SUBST([HAVE_RPMATCH])
diff --git a/gl/m4/sys_socket_h.m4 b/gl/m4/sys_socket_h.m4
index d4873fa..e864b2c 100644
--- a/gl/m4/sys_socket_h.m4
+++ b/gl/m4/sys_socket_h.m4
@@ -1,4 +1,4 @@
-# sys_socket_h.m4 serial 12
+# sys_socket_h.m4 serial 13
 dnl Copyright (C) 2005-2009 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
@@ -140,6 +140,8 @@ AC_DEFUN([gl_SYS_SOCKET_H_DEFAULTS],
   GNULIB_SENDTO=0;      AC_SUBST([GNULIB_SENDTO])
   GNULIB_SETSOCKOPT=0;  AC_SUBST([GNULIB_SETSOCKOPT])
   GNULIB_SHUTDOWN=0;    AC_SUBST([GNULIB_SHUTDOWN])
+  GNULIB_ACCEPT4=0;     AC_SUBST([GNULIB_ACCEPT4])
   HAVE_STRUCT_SOCKADDR_STORAGE=1; AC_SUBST([HAVE_STRUCT_SOCKADDR_STORAGE])
   HAVE_SA_FAMILY_T=1;   AC_SUBST([HAVE_SA_FAMILY_T])
+  HAVE_ACCEPT4=1;       AC_SUBST([HAVE_ACCEPT4])
 ])
diff --git a/gl/m4/unistd_h.m4 b/gl/m4/unistd_h.m4
index d7a89e1..53fc330 100644
--- a/gl/m4/unistd_h.m4
+++ b/gl/m4/unistd_h.m4
@@ -1,4 +1,4 @@
-# unistd_h.m4 serial 19
+# unistd_h.m4 serial 21
 dnl Copyright (C) 2006-2009 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
@@ -35,6 +35,7 @@ AC_DEFUN([gl_UNISTD_H_DEFAULTS],
   GNULIB_CHOWN=0;            AC_SUBST([GNULIB_CHOWN])
   GNULIB_CLOSE=0;            AC_SUBST([GNULIB_CLOSE])
   GNULIB_DUP2=0;             AC_SUBST([GNULIB_DUP2])
+  GNULIB_DUP3=0;             AC_SUBST([GNULIB_DUP3])
   GNULIB_ENVIRON=0;          AC_SUBST([GNULIB_ENVIRON])
   GNULIB_EUIDACCESS=0;       AC_SUBST([GNULIB_EUIDACCESS])
   GNULIB_FCHDIR=0;           AC_SUBST([GNULIB_FCHDIR])
@@ -50,6 +51,7 @@ AC_DEFUN([gl_UNISTD_H_DEFAULTS],
   GNULIB_LCHOWN=0;           AC_SUBST([GNULIB_LCHOWN])
   GNULIB_LINK=0;             AC_SUBST([GNULIB_LINK])
   GNULIB_LSEEK=0;            AC_SUBST([GNULIB_LSEEK])
+  GNULIB_PIPE2=0;            AC_SUBST([GNULIB_PIPE2])
   GNULIB_READLINK=0;         AC_SUBST([GNULIB_READLINK])
   GNULIB_SLEEP=0;            AC_SUBST([GNULIB_SLEEP])
   GNULIB_UNISTD_H_GETOPT=0;  AC_SUBST([GNULIB_UNISTD_H_GETOPT])
@@ -57,6 +59,7 @@ AC_DEFUN([gl_UNISTD_H_DEFAULTS],
   GNULIB_WRITE=0;            AC_SUBST([GNULIB_WRITE])
   dnl Assume proper GNU behavior unless another module says otherwise.
   HAVE_DUP2=1;            AC_SUBST([HAVE_DUP2])
+  HAVE_DUP3=1;            AC_SUBST([HAVE_DUP3])
   HAVE_EUIDACCESS=1;      AC_SUBST([HAVE_EUIDACCESS])
   HAVE_FSYNC=1;           AC_SUBST([HAVE_FSYNC])
   HAVE_FTRUNCATE=1;       AC_SUBST([HAVE_FTRUNCATE])
@@ -66,6 +69,7 @@ AC_DEFUN([gl_UNISTD_H_DEFAULTS],
   HAVE_GETPAGESIZE=1;     AC_SUBST([HAVE_GETPAGESIZE])
   HAVE_GETUSERSHELL=1;    AC_SUBST([HAVE_GETUSERSHELL])
   HAVE_LINK=1;            AC_SUBST([HAVE_LINK])
+  HAVE_PIPE2=1;           AC_SUBST([HAVE_PIPE2])
   HAVE_READLINK=1;        AC_SUBST([HAVE_READLINK])
   HAVE_SLEEP=1;           AC_SUBST([HAVE_SLEEP])
   HAVE_DECL_ENVIRON=1;    AC_SUBST([HAVE_DECL_ENVIRON])
diff --git a/gl/progname.c b/gl/progname.c
index 9854b5e..19df10a 100644
--- a/gl/progname.c
+++ b/gl/progname.c
@@ -22,6 +22,7 @@
 #undef ENABLE_RELOCATABLE /* avoid defining set_program_name as a macro */
 #include "progname.h"
 
+#include <errno.h> /* get program_invocation_name declaration */
 #include <string.h>
 
 
@@ -60,4 +61,11 @@ set_program_name (const char *argv0)
    */
 
   program_name = argv0;
+
+  /* On glibc systems, when the gnulib module 'error' is not used, the error()
+     function comes from libc and uses the variable program_invocation_name,
+     not program_name.  So set this variable as well.  */
+#if HAVE_DECL_PROGRAM_INVOCATION_NAME
+  program_invocation_name = (char *) argv0;
+#endif
 }
diff --git a/gl/stdlib.in.h b/gl/stdlib.in.h
index c7c8e8f..9ac7199 100644
--- a/gl/stdlib.in.h
+++ b/gl/stdlib.in.h
@@ -207,6 +207,31 @@ extern char * mkdtemp (char * /*template*/);
 #endif
 
 
+#if @GNULIB_MKOSTEMP@
+# if address@hidden@
+/* Create a unique temporary file from TEMPLATE.
+   The last six characters of TEMPLATE must be "XXXXXX";
+   they are replaced with a string that makes the file name unique.
+   The flags are a bitmask, possibly including O_CLOEXEC (defined in <fcntl.h>)
+   and O_TEXT, O_BINARY (defined in "binary-io.h").
+   The file is then created, with the specified flags, ensuring it didn't exist
+   before.
+   The file is created read-write (mask at least 0600 & ~umask), but it may be
+   world-readable and world-writable (mask 0666 & ~umask), depending on the
+   implementation.
+   Returns the open file descriptor if successful, otherwise -1 and errno
+   set.  */
+extern int mkostemp (char * /*template*/, int /*flags*/);
+# endif
+#elif defined GNULIB_POSIXCHECK
+# undef mkostemp
+# define mkostemp(t,f) \
+    (GL_LINK_WARNING ("mkostemp is unportable - " \
+                      "use gnulib module mkostemp for portability"), \
+     mkostemp (t, f))
+#endif
+
+
 #if @GNULIB_MKSTEMP@
 # if @REPLACE_MKSTEMP@
 /* Create a unique temporary file from TEMPLATE.
diff --git a/gl/sys_socket.in.h b/gl/sys_socket.in.h
index 26577df..16a7568 100644
--- a/gl/sys_socket.in.h
+++ b/gl/sys_socket.in.h
@@ -423,5 +423,32 @@ extern int rpl_shutdown (int, int);
 
 #endif /* HAVE_SYS_SOCKET_H */
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#if @GNULIB_ACCEPT4@
+/* Accept a connection on a socket, with specific opening flags.
+   The flags are a bitmask, possibly including O_CLOEXEC (defined in <fcntl.h>)
+   and O_TEXT, O_BINARY (defined in "binary-io.h").
+   See also the Linux man page at
+   <http://www.kernel.org/doc/man-pages/online/pages/man2/accept4.2.html>.  */
+# if @HAVE_ACCEPT4@
+#  define accept4 rpl_accept4
+# endif
+extern int accept4 (int sockfd, struct sockaddr *addr, socklen_t *addrlen,
+                   int flags);
+#elif defined GNULIB_POSIXCHECK
+# undef accept4
+# define accept4(s,a,l,f) \
+    (GL_LINK_WARNING ("accept4 is unportable - " \
+                      "use gnulib module accept4 for portability"), \
+     accept4 (s, a, l, f))
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+
 #endif /* _GL_SYS_SOCKET_H */
 #endif /* _GL_SYS_SOCKET_H */
diff --git a/gl/tests/Makefile.am b/gl/tests/Makefile.am
index 375c8bf..cf3647f 100644
--- a/gl/tests/Makefile.am
+++ b/gl/tests/Makefile.am
@@ -304,8 +304,8 @@ BUILT_SOURCES += $(SYS_IOCTL_H)
 # We need the following in order to create <sys/ioctl.h> when the system
 # does not have a complete one.
 sys/ioctl.h: sys_ioctl.in.h
-       @MKDIR_P@ sys
-       rm -f address@hidden $@
+       $(AM_V_at)@MKDIR_P@ sys
+       $(AM_V_GEN)rm -f address@hidden $@ && \
        { echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
          sed -e 's|@''HAVE_SYS_IOCTL_H''@|$(HAVE_SYS_IOCTL_H)|g' \
              -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
@@ -316,7 +316,7 @@ sys/ioctl.h: sys_ioctl.in.h
              -e 
's|@''SYS_IOCTL_H_HAVE_WINSOCK2_H_AND_USE_SOCKETS''@|$(SYS_IOCTL_H_HAVE_WINSOCK2_H_AND_USE_SOCKETS)|g'
 \
              -e '/definition of GL_LINK_WARNING/r $(LINK_WARNING_H)' \
              < $(srcdir)/sys_ioctl.in.h; \
-       } > address@hidden
+       } > address@hidden && \
        mv address@hidden $@
 MOSTLYCLEANFILES += sys/ioctl.h sys/ioctl.h-t
 MOSTLYCLEANDIRS += sys
diff --git a/gl/unistd.in.h b/gl/unistd.in.h
index aada364..f61dc65 100644
--- a/gl/unistd.in.h
+++ b/gl/unistd.in.h
@@ -178,6 +178,28 @@ extern int dup2 (int oldfd, int newfd);
 #endif
 
 
+#if @GNULIB_DUP3@
+/* Copy the file descriptor OLDFD into file descriptor NEWFD, with the
+   specified flags.
+   The flags are a bitmask, possibly including O_CLOEXEC (defined in <fcntl.h>)
+   and O_TEXT, O_BINARY (defined in "binary-io.h").
+   Close NEWFD first if it is open.
+   Return newfd if successful, otherwise -1 and errno set.
+   See the Linux man page at
+   <http://www.kernel.org/doc/man-pages/online/pages/man2/dup3.2.html>.  */
+# if @HAVE_DUP3@
+#  define dup3 rpl_dup3
+# endif
+extern int dup3 (int oldfd, int newfd, int flags);
+#elif defined GNULIB_POSIXCHECK
+# undef dup3
+# define dup3(o,n,f) \
+    (GL_LINK_WARNING ("dup3 is unportable - " \
+                      "use gnulib module dup3 for portability"), \
+     dup3 (o, n, f))
+#endif
+
+
 #if @GNULIB_ENVIRON@
 # if address@hidden@
 /* Set of environment variables and values.  An array of strings of the form
@@ -328,7 +350,8 @@ extern int getdomainname(char *name, size_t len);
 
 #if @GNULIB_GETDTABLESIZE@
 # if address@hidden@
-/* Return the maximum number of file descriptors in the current process.  */
+/* Return the maximum number of file descriptors in the current process.
+   In POSIX, this is same as sysconf (_SC_OPEN_MAX).  */
 extern int getdtablesize (void);
 # endif
 #elif defined GNULIB_POSIXCHECK
@@ -531,6 +554,28 @@ extern int link (const char *path1, const char *path2);
 #endif
 
 
+#if @GNULIB_PIPE2@
+/* Create a pipe, applying the given flags when opening the read-end of the
+   pipe and the write-end of the pipe.
+   The flags are a bitmask, possibly including O_CLOEXEC (defined in <fcntl.h>)
+   and O_TEXT, O_BINARY (defined in "binary-io.h").
+   Store the read-end as fd[0] and the write-end as fd[1].
+   Return 0 upon success, or -1 with errno set upon failure.
+   See also the Linux man page at
+   <http://www.kernel.org/doc/man-pages/online/pages/man2/pipe2.2.html>.  */
+# if @HAVE_PIPE2@
+#  define pipe2 rpl_pipe2
+# endif
+extern int pipe2 (int fd[2], int flags);
+#elif defined GNULIB_POSIXCHECK
+# undef pipe2
+# define pipe2(f,o) \
+    (GL_LINK_WARNING ("pipe2 is unportable - " \
+                      "use gnulib module pipe2 for portability"), \
+     pipe2 (f, o))
+#endif
+
+
 #if @GNULIB_READLINK@
 /* Read the contents of the symbolic link FILE and place the first BUFSIZE
    bytes of it into BUF.  Return the number of bytes placed into BUF if
diff --git a/gl/vasnprintf.c b/gl/vasnprintf.c
index 82b4b2c..e47e00c 100644
--- a/gl/vasnprintf.c
+++ b/gl/vasnprintf.c
@@ -257,7 +257,7 @@ local_wcsnlen (const wchar_t *s, size_t maxlen)
 # ifndef decimal_point_char_defined
 #  define decimal_point_char_defined 1
 static char
-decimal_point_char ()
+decimal_point_char (void)
 {
   const char *point;
   /* Determine it in a multithread-safe way.  We know nl_langinfo is
diff --git a/lib/gl/Makefile.am b/lib/gl/Makefile.am
index c6654ab..c5f48d6 100644
--- a/lib/gl/Makefile.am
+++ b/lib/gl/Makefile.am
@@ -53,9 +53,10 @@ BUILT_SOURCES += $(ALLOCA_H)
 # We need the following in order to create <alloca.h> when the system
 # doesn't have one that works with the given compiler.
 alloca.h: alloca.in.h
+       $(AM_V_GEN)rm -f address@hidden $@ && \
        { echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
          cat $(srcdir)/alloca.in.h; \
-       } > address@hidden
+       } > address@hidden && \
        mv -f address@hidden $@
 MOSTLYCLEANFILES += alloca.h alloca.h-t
 
@@ -70,9 +71,10 @@ BUILT_SOURCES += $(BYTESWAP_H)
 # We need the following in order to create <byteswap.h> when the system
 # doesn't have one.
 byteswap.h: byteswap.in.h
+       $(AM_V_GEN)rm -f address@hidden $@ && \
        { echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
          cat $(srcdir)/byteswap.in.h; \
-       } > address@hidden
+       } > address@hidden && \
        mv -f address@hidden $@
 MOSTLYCLEANFILES += byteswap.h byteswap.h-t
 
@@ -101,7 +103,7 @@ BUILT_SOURCES += $(ERRNO_H)
 # We need the following in order to create <errno.h> when the system
 # doesn't have one that is POSIX compliant.
 errno.h: errno.in.h
-       rm -f address@hidden $@
+       $(AM_V_GEN)rm -f address@hidden $@ && \
        { echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */' && \
          sed -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
              -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
@@ -113,7 +115,7 @@ errno.h: errno.in.h
              -e 's|@''EOVERFLOW_HIDDEN''@|$(EOVERFLOW_HIDDEN)|g' \
              -e 's|@''EOVERFLOW_VALUE''@|$(EOVERFLOW_VALUE)|g' \
              < $(srcdir)/errno.in.h; \
-       } > address@hidden
+       } > address@hidden && \
        mv address@hidden $@
 MOSTLYCLEANFILES += errno.h errno.h-t
 
@@ -128,13 +130,13 @@ BUILT_SOURCES += $(FLOAT_H)
 # We need the following in order to create <float.h> when the system
 # doesn't have one that works with the given compiler.
 float.h: float.in.h
-       rm -f address@hidden $@
+       $(AM_V_GEN)rm -f address@hidden $@ && \
        { echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */' && \
          sed -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
              -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
              -e 's|@''NEXT_FLOAT_H''@|$(NEXT_FLOAT_H)|g' \
              < $(srcdir)/float.in.h; \
-       } > address@hidden
+       } > address@hidden && \
        mv address@hidden $@
 MOSTLYCLEANFILES += float.h float.h-t
 
@@ -237,7 +239,7 @@ BUILT_SOURCES += $(NETDB_H)
 # We need the following in order to create <netdb.h> when the system
 # doesn't have one that works with the given compiler.
 netdb.h: netdb.in.h
-       rm -f address@hidden $@
+       $(AM_V_GEN)rm -f address@hidden $@ && \
        { echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
          sed -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
              -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
@@ -250,7 +252,7 @@ netdb.h: netdb.in.h
              -e 's|@''HAVE_DECL_GETADDRINFO''@|$(HAVE_DECL_GETADDRINFO)|g' \
              -e 's|@''HAVE_DECL_GETNAMEINFO''@|$(HAVE_DECL_GETNAMEINFO)|g' \
              < $(srcdir)/netdb.in.h; \
-       } > address@hidden
+       } > address@hidden && \
        mv address@hidden $@
 MOSTLYCLEANFILES += netdb.h netdb.h-t
 
@@ -306,10 +308,10 @@ BUILT_SOURCES += $(STDBOOL_H)
 # We need the following in order to create <stdbool.h> when the system
 # doesn't have one that works.
 stdbool.h: stdbool.in.h
-       rm -f address@hidden $@
+       $(AM_V_GEN)rm -f address@hidden $@ && \
        { echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
          sed -e 's/@''HAVE__BOOL''@/$(HAVE__BOOL)/g' < $(srcdir)/stdbool.in.h; 
\
-       } > address@hidden
+       } > address@hidden && \
        mv address@hidden $@
 MOSTLYCLEANFILES += stdbool.h stdbool.h-t
 
@@ -324,7 +326,7 @@ BUILT_SOURCES += $(STDDEF_H)
 # We need the following in order to create <stddef.h> when the system
 # doesn't have one that works with the given compiler.
 stddef.h: stddef.in.h
-       rm -f address@hidden $@
+       $(AM_V_GEN)rm -f address@hidden $@ && \
        { echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */' && \
          sed -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
              -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
@@ -332,7 +334,7 @@ stddef.h: stddef.in.h
              -e 's|@''HAVE_WCHAR_T''@|$(HAVE_WCHAR_T)|g' \
              -e 's|@''REPLACE_NULL''@|$(REPLACE_NULL)|g' \
              < $(srcdir)/stddef.in.h; \
-       } > address@hidden
+       } > address@hidden && \
        mv address@hidden $@
 MOSTLYCLEANFILES += stddef.h stddef.h-t
 
@@ -347,7 +349,7 @@ BUILT_SOURCES += $(STDINT_H)
 # We need the following in order to create <stdint.h> when the system
 # doesn't have one that works with the given compiler.
 stdint.h: stdint.in.h
-       rm -f address@hidden $@
+       $(AM_V_GEN)rm -f address@hidden $@ && \
        { echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
          sed -e 's/@''HAVE_STDINT_H''@/$(HAVE_STDINT_H)/g' \
              -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
@@ -374,7 +376,7 @@ stdint.h: stdint.in.h
              -e 's/@''HAVE_SIGNED_WINT_T''@/$(HAVE_SIGNED_WINT_T)/g' \
              -e 's/@''WINT_T_SUFFIX''@/$(WINT_T_SUFFIX)/g' \
              < $(srcdir)/stdint.in.h; \
-       } > address@hidden
+       } > address@hidden && \
        mv address@hidden $@
 MOSTLYCLEANFILES += stdint.h stdint.h-t
 
@@ -389,7 +391,7 @@ BUILT_SOURCES += stdio.h
 # We need the following in order to create <stdio.h> when the system
 # doesn't have one that works with the given compiler.
 stdio.h: stdio.in.h
-       rm -f address@hidden $@
+       $(AM_V_GEN)rm -f address@hidden $@ && \
        { echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */' && \
          sed -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
              -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
@@ -467,7 +469,7 @@ stdio.h: stdio.in.h
              -e 's|@''REPLACE_PERROR''@|$(REPLACE_PERROR)|g' \
              -e '/definition of GL_LINK_WARNING/r $(LINK_WARNING_H)' \
              < $(srcdir)/stdio.in.h; \
-       } > address@hidden
+       } > address@hidden && \
        mv address@hidden $@
 MOSTLYCLEANFILES += stdio.h stdio.h-t
 
@@ -484,7 +486,7 @@ BUILT_SOURCES += stdlib.h
 # We need the following in order to create <stdlib.h> when the system
 # doesn't have one that works with the given compiler.
 stdlib.h: stdlib.in.h
-       rm -f address@hidden $@
+       $(AM_V_GEN)rm -f address@hidden $@ && \
        { echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */' && \
          sed -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
              -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
@@ -497,6 +499,7 @@ stdlib.h: stdlib.in.h
              -e 's|@''GNULIB_GETLOADAVG''@|$(GNULIB_GETLOADAVG)|g' \
              -e 's|@''GNULIB_GETSUBOPT''@|$(GNULIB_GETSUBOPT)|g' \
              -e 's|@''GNULIB_MKDTEMP''@|$(GNULIB_MKDTEMP)|g' \
+             -e 's|@''GNULIB_MKOSTEMP''@|$(GNULIB_MKOSTEMP)|g' \
              -e 's|@''GNULIB_MKSTEMP''@|$(GNULIB_MKSTEMP)|g' \
              -e 's|@''GNULIB_PUTENV''@|$(GNULIB_PUTENV)|g' \
              -e 's|@''GNULIB_RANDOM_R''@|$(GNULIB_RANDOM_R)|g' \
@@ -511,6 +514,7 @@ stdlib.h: stdlib.in.h
              -e 's|@''HAVE_GETSUBOPT''@|$(HAVE_GETSUBOPT)|g' \
              -e 's|@''HAVE_MALLOC_POSIX''@|$(HAVE_MALLOC_POSIX)|g' \
              -e 's|@''HAVE_MKDTEMP''@|$(HAVE_MKDTEMP)|g' \
+             -e 's|@''HAVE_MKOSTEMP''@|$(HAVE_MKOSTEMP)|g' \
              -e 's|@''HAVE_REALLOC_POSIX''@|$(HAVE_REALLOC_POSIX)|g' \
              -e 's|@''HAVE_RANDOM_R''@|$(HAVE_RANDOM_R)|g' \
              -e 's|@''HAVE_RPMATCH''@|$(HAVE_RPMATCH)|g' \
@@ -528,7 +532,7 @@ stdlib.h: stdlib.in.h
              -e 's|@''VOID_UNSETENV''@|$(VOID_UNSETENV)|g' \
              -e '/definition of GL_LINK_WARNING/r $(LINK_WARNING_H)' \
              < $(srcdir)/stdlib.in.h; \
-       } > address@hidden
+       } > address@hidden && \
        mv address@hidden $@
 MOSTLYCLEANFILES += stdlib.h stdlib.h-t
 
@@ -552,7 +556,7 @@ BUILT_SOURCES += string.h
 # We need the following in order to create <string.h> when the system
 # doesn't have one that works with the given compiler.
 string.h: string.in.h
-       rm -f address@hidden $@
+       $(AM_V_GEN)rm -f address@hidden $@ && \
        { echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */' && \
          sed -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
              -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
@@ -617,7 +621,7 @@ string.h: string.in.h
              -e 's|@''REPLACE_STRSIGNAL''@|$(REPLACE_STRSIGNAL)|g' \
              -e '/definition of GL_LINK_WARNING/r $(LINK_WARNING_H)' \
              < $(srcdir)/string.in.h; \
-       } > address@hidden
+       } > address@hidden && \
        mv address@hidden $@
 MOSTLYCLEANFILES += string.h string.h-t
 
@@ -632,7 +636,7 @@ BUILT_SOURCES += strings.h
 # We need the following in order to create <strings.h> when the system
 # doesn't have one that works with the given compiler.
 strings.h: strings.in.h
-       rm -f address@hidden $@
+       $(AM_V_GEN)rm -f address@hidden $@ && \
        { echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */' && \
          sed -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
              -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
@@ -641,7 +645,7 @@ strings.h: strings.in.h
              -e 's|@''HAVE_DECL_STRNCASECMP''@|$(HAVE_DECL_STRNCASECMP)|g' \
              -e '/definition of GL_LINK_WARNING/r $(LINK_WARNING_H)' \
              < $(srcdir)/strings.in.h; \
-       } > address@hidden
+       } > address@hidden && \
        mv address@hidden $@
 MOSTLYCLEANFILES += strings.h strings.h-t
 
@@ -665,7 +669,8 @@ BUILT_SOURCES += $(SYS_SOCKET_H)
 # We need the following in order to create <sys/socket.h> when the system
 # doesn't have one that works with the given compiler.
 sys/socket.h: sys_socket.in.h
-       @MKDIR_P@ sys
+       $(AM_V_at)@MKDIR_P@ sys
+       $(AM_V_GEN)rm -f address@hidden $@ && \
        { echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
          sed -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
              -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
@@ -686,13 +691,15 @@ sys/socket.h: sys_socket.in.h
              -e 's|@''GNULIB_SENDTO''@|$(GNULIB_SENDTO)|g' \
              -e 's|@''GNULIB_SETSOCKOPT''@|$(GNULIB_SETSOCKOPT)|g' \
              -e 's|@''GNULIB_SHUTDOWN''@|$(GNULIB_SHUTDOWN)|g' \
+             -e 's|@''GNULIB_ACCEPT4''@|$(GNULIB_ACCEPT4)|g' \
              -e 's|@''HAVE_WINSOCK2_H''@|$(HAVE_WINSOCK2_H)|g' \
              -e 's|@''HAVE_WS2TCPIP_H''@|$(HAVE_WS2TCPIP_H)|g' \
              -e 
's|@''HAVE_STRUCT_SOCKADDR_STORAGE''@|$(HAVE_STRUCT_SOCKADDR_STORAGE)|g' \
              -e 's|@''HAVE_SA_FAMILY_T''@|$(HAVE_SA_FAMILY_T)|g' \
+             -e 's|@''HAVE_ACCEPT4''@|$(HAVE_ACCEPT4)|g' \
              -e '/definition of GL_LINK_WARNING/r $(LINK_WARNING_H)' \
              < $(srcdir)/sys_socket.in.h; \
-       } > address@hidden
+       } > address@hidden && \
        mv -f address@hidden $@
 MOSTLYCLEANFILES += sys/socket.h sys/socket.h-t
 MOSTLYCLEANDIRS += sys
@@ -708,8 +715,8 @@ BUILT_SOURCES += $(SYS_STAT_H)
 # We need the following in order to create <sys/stat.h> when the system
 # has one that is incomplete.
 sys/stat.h: sys_stat.in.h
-       @MKDIR_P@ sys
-       rm -f address@hidden $@
+       $(AM_V_at)@MKDIR_P@ sys
+       $(AM_V_GEN)rm -f address@hidden $@ && \
        { echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
          sed -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
              -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
@@ -722,7 +729,7 @@ sys/stat.h: sys_stat.in.h
              -e 's|@''REPLACE_MKDIR''@|$(REPLACE_MKDIR)|g' \
              -e '/definition of GL_LINK_WARNING/r $(LINK_WARNING_H)' \
              < $(srcdir)/sys_stat.in.h; \
-       } > address@hidden
+       } > address@hidden && \
        mv address@hidden $@
 MOSTLYCLEANFILES += sys/stat.h sys/stat.h-t
 MOSTLYCLEANDIRS += sys
@@ -738,7 +745,7 @@ BUILT_SOURCES += time.h
 # We need the following in order to create <time.h> when the system
 # doesn't have one that works with the given compiler.
 time.h: time.in.h
-       rm -f address@hidden $@
+       $(AM_V_GEN)rm -f address@hidden $@ && \
        { echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */' && \
          sed -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
              -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
@@ -751,7 +758,7 @@ time.h: time.in.h
              -e 
's|@SYS_TIME_H_DEFINES_STRUCT_TIMESPEC''@|$(SYS_TIME_H_DEFINES_STRUCT_TIMESPEC)|g'
 \
              -e 
's|@TIME_H_DEFINES_STRUCT_TIMESPEC''@|$(TIME_H_DEFINES_STRUCT_TIMESPEC)|g' \
              < $(srcdir)/time.in.h; \
-       } > address@hidden
+       } > address@hidden && \
        mv address@hidden $@
 MOSTLYCLEANFILES += time.h time.h-t
 
@@ -775,7 +782,7 @@ BUILT_SOURCES += unistd.h
 # We need the following in order to create an empty placeholder for
 # <unistd.h> when the system doesn't have one.
 unistd.h: unistd.in.h
-       rm -f address@hidden $@
+       $(AM_V_GEN)rm -f address@hidden $@ && \
        { echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
          sed -e 's|@''HAVE_UNISTD_H''@|$(HAVE_UNISTD_H)|g' \
              -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
@@ -784,6 +791,7 @@ unistd.h: unistd.in.h
              -e 's|@''GNULIB_CHOWN''@|$(GNULIB_CHOWN)|g' \
              -e 's|@''GNULIB_CLOSE''@|$(GNULIB_CLOSE)|g' \
              -e 's|@''GNULIB_DUP2''@|$(GNULIB_DUP2)|g' \
+             -e 's|@''GNULIB_DUP3''@|$(GNULIB_DUP3)|g' \
              -e 's|@''GNULIB_ENVIRON''@|$(GNULIB_ENVIRON)|g' \
              -e 's|@''GNULIB_EUIDACCESS''@|$(GNULIB_EUIDACCESS)|g' \
              -e 's|@''GNULIB_FCHDIR''@|$(GNULIB_FCHDIR)|g' \
@@ -799,12 +807,14 @@ unistd.h: unistd.in.h
              -e 's|@''GNULIB_LCHOWN''@|$(GNULIB_LCHOWN)|g' \
              -e 's|@''GNULIB_LINK''@|$(GNULIB_LINK)|g' \
              -e 's|@''GNULIB_LSEEK''@|$(GNULIB_LSEEK)|g' \
+             -e 's|@''GNULIB_PIPE2''@|$(GNULIB_PIPE2)|g' \
              -e 's|@''GNULIB_READLINK''@|$(GNULIB_READLINK)|g' \
              -e 's|@''GNULIB_SLEEP''@|$(GNULIB_SLEEP)|g' \
              -e 's|@''GNULIB_UNISTD_H_GETOPT''@|$(GNULIB_UNISTD_H_GETOPT)|g' \
              -e 's|@''GNULIB_UNISTD_H_SIGPIPE''@|$(GNULIB_UNISTD_H_SIGPIPE)|g' 
\
              -e 's|@''GNULIB_WRITE''@|$(GNULIB_WRITE)|g' \
              -e 's|@''HAVE_DUP2''@|$(HAVE_DUP2)|g' \
+             -e 's|@''HAVE_DUP3''@|$(HAVE_DUP3)|g' \
              -e 's|@''HAVE_EUIDACCESS''@|$(HAVE_EUIDACCESS)|g' \
              -e 's|@''HAVE_FSYNC''@|$(HAVE_FSYNC)|g' \
              -e 's|@''HAVE_FTRUNCATE''@|$(HAVE_FTRUNCATE)|g' \
@@ -814,6 +824,7 @@ unistd.h: unistd.in.h
              -e 's|@''HAVE_GETPAGESIZE''@|$(HAVE_GETPAGESIZE)|g' \
              -e 's|@''HAVE_GETUSERSHELL''@|$(HAVE_GETUSERSHELL)|g' \
              -e 's|@''HAVE_LINK''@|$(HAVE_LINK)|g' \
+             -e 's|@''HAVE_PIPE2''@|$(HAVE_PIPE2)|g' \
              -e 's|@''HAVE_READLINK''@|$(HAVE_READLINK)|g' \
              -e 's|@''HAVE_SLEEP''@|$(HAVE_SLEEP)|g' \
              -e 's|@''HAVE_DECL_ENVIRON''@|$(HAVE_DECL_ENVIRON)|g' \
@@ -833,7 +844,7 @@ unistd.h: unistd.in.h
              -e 
's|@''UNISTD_H_HAVE_WINSOCK2_H_AND_USE_SOCKETS''@|$(UNISTD_H_HAVE_WINSOCK2_H_AND_USE_SOCKETS)|g'
 \
              -e '/definition of GL_LINK_WARNING/r $(LINK_WARNING_H)' \
              < $(srcdir)/unistd.in.h; \
-       } > address@hidden
+       } > address@hidden && \
        mv address@hidden $@
 MOSTLYCLEANFILES += unistd.h unistd.h-t
 
@@ -875,7 +886,7 @@ BUILT_SOURCES += $(WCHAR_H)
 # We need the following in order to create <wchar.h> when the system
 # version does not work standalone.
 wchar.h: wchar.in.h
-       rm -f address@hidden $@
+       $(AM_V_GEN)rm -f address@hidden $@ && \
        { echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
          sed -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
              -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
@@ -918,7 +929,7 @@ wchar.h: wchar.in.h
              -e 's|@''REPLACE_WCWIDTH''@|$(REPLACE_WCWIDTH)|g' \
              -e '/definition of GL_LINK_WARNING/r $(LINK_WARNING_H)' \
            < $(srcdir)/wchar.in.h; \
-       } > address@hidden
+       } > address@hidden && \
        mv address@hidden $@
 MOSTLYCLEANFILES += wchar.h wchar.h-t
 
diff --git a/lib/gl/m4/stdlib_h.m4 b/lib/gl/m4/stdlib_h.m4
index b295f16..89ac97f 100644
--- a/lib/gl/m4/stdlib_h.m4
+++ b/lib/gl/m4/stdlib_h.m4
@@ -1,4 +1,4 @@
-# stdlib_h.m4 serial 15
+# stdlib_h.m4 serial 16
 dnl Copyright (C) 2007-2009 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
@@ -40,6 +40,7 @@ AC_DEFUN([gl_STDLIB_H_DEFAULTS],
   GNULIB_GETLOADAVG=0;    AC_SUBST([GNULIB_GETLOADAVG])
   GNULIB_GETSUBOPT=0;     AC_SUBST([GNULIB_GETSUBOPT])
   GNULIB_MKDTEMP=0;       AC_SUBST([GNULIB_MKDTEMP])
+  GNULIB_MKOSTEMP=0;      AC_SUBST([GNULIB_MKOSTEMP])
   GNULIB_MKSTEMP=0;       AC_SUBST([GNULIB_MKSTEMP])
   GNULIB_PUTENV=0;        AC_SUBST([GNULIB_PUTENV])
   GNULIB_RANDOM_R=0;      AC_SUBST([GNULIB_RANDOM_R])
@@ -55,6 +56,7 @@ AC_DEFUN([gl_STDLIB_H_DEFAULTS],
   HAVE_GETSUBOPT=1;          AC_SUBST([HAVE_GETSUBOPT])
   HAVE_MALLOC_POSIX=1;       AC_SUBST([HAVE_MALLOC_POSIX])
   HAVE_MKDTEMP=1;            AC_SUBST([HAVE_MKDTEMP])
+  HAVE_MKOSTEMP=1;           AC_SUBST([HAVE_MKOSTEMP])
   HAVE_REALLOC_POSIX=1;      AC_SUBST([HAVE_REALLOC_POSIX])
   HAVE_RANDOM_R=1;           AC_SUBST([HAVE_RANDOM_R])
   HAVE_RPMATCH=1;            AC_SUBST([HAVE_RPMATCH])
diff --git a/lib/gl/m4/sys_socket_h.m4 b/lib/gl/m4/sys_socket_h.m4
index d4873fa..e864b2c 100644
--- a/lib/gl/m4/sys_socket_h.m4
+++ b/lib/gl/m4/sys_socket_h.m4
@@ -1,4 +1,4 @@
-# sys_socket_h.m4 serial 12
+# sys_socket_h.m4 serial 13
 dnl Copyright (C) 2005-2009 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
@@ -140,6 +140,8 @@ AC_DEFUN([gl_SYS_SOCKET_H_DEFAULTS],
   GNULIB_SENDTO=0;      AC_SUBST([GNULIB_SENDTO])
   GNULIB_SETSOCKOPT=0;  AC_SUBST([GNULIB_SETSOCKOPT])
   GNULIB_SHUTDOWN=0;    AC_SUBST([GNULIB_SHUTDOWN])
+  GNULIB_ACCEPT4=0;     AC_SUBST([GNULIB_ACCEPT4])
   HAVE_STRUCT_SOCKADDR_STORAGE=1; AC_SUBST([HAVE_STRUCT_SOCKADDR_STORAGE])
   HAVE_SA_FAMILY_T=1;   AC_SUBST([HAVE_SA_FAMILY_T])
+  HAVE_ACCEPT4=1;       AC_SUBST([HAVE_ACCEPT4])
 ])
diff --git a/lib/gl/m4/unistd_h.m4 b/lib/gl/m4/unistd_h.m4
index d7a89e1..53fc330 100644
--- a/lib/gl/m4/unistd_h.m4
+++ b/lib/gl/m4/unistd_h.m4
@@ -1,4 +1,4 @@
-# unistd_h.m4 serial 19
+# unistd_h.m4 serial 21
 dnl Copyright (C) 2006-2009 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
@@ -35,6 +35,7 @@ AC_DEFUN([gl_UNISTD_H_DEFAULTS],
   GNULIB_CHOWN=0;            AC_SUBST([GNULIB_CHOWN])
   GNULIB_CLOSE=0;            AC_SUBST([GNULIB_CLOSE])
   GNULIB_DUP2=0;             AC_SUBST([GNULIB_DUP2])
+  GNULIB_DUP3=0;             AC_SUBST([GNULIB_DUP3])
   GNULIB_ENVIRON=0;          AC_SUBST([GNULIB_ENVIRON])
   GNULIB_EUIDACCESS=0;       AC_SUBST([GNULIB_EUIDACCESS])
   GNULIB_FCHDIR=0;           AC_SUBST([GNULIB_FCHDIR])
@@ -50,6 +51,7 @@ AC_DEFUN([gl_UNISTD_H_DEFAULTS],
   GNULIB_LCHOWN=0;           AC_SUBST([GNULIB_LCHOWN])
   GNULIB_LINK=0;             AC_SUBST([GNULIB_LINK])
   GNULIB_LSEEK=0;            AC_SUBST([GNULIB_LSEEK])
+  GNULIB_PIPE2=0;            AC_SUBST([GNULIB_PIPE2])
   GNULIB_READLINK=0;         AC_SUBST([GNULIB_READLINK])
   GNULIB_SLEEP=0;            AC_SUBST([GNULIB_SLEEP])
   GNULIB_UNISTD_H_GETOPT=0;  AC_SUBST([GNULIB_UNISTD_H_GETOPT])
@@ -57,6 +59,7 @@ AC_DEFUN([gl_UNISTD_H_DEFAULTS],
   GNULIB_WRITE=0;            AC_SUBST([GNULIB_WRITE])
   dnl Assume proper GNU behavior unless another module says otherwise.
   HAVE_DUP2=1;            AC_SUBST([HAVE_DUP2])
+  HAVE_DUP3=1;            AC_SUBST([HAVE_DUP3])
   HAVE_EUIDACCESS=1;      AC_SUBST([HAVE_EUIDACCESS])
   HAVE_FSYNC=1;           AC_SUBST([HAVE_FSYNC])
   HAVE_FTRUNCATE=1;       AC_SUBST([HAVE_FTRUNCATE])
@@ -66,6 +69,7 @@ AC_DEFUN([gl_UNISTD_H_DEFAULTS],
   HAVE_GETPAGESIZE=1;     AC_SUBST([HAVE_GETPAGESIZE])
   HAVE_GETUSERSHELL=1;    AC_SUBST([HAVE_GETUSERSHELL])
   HAVE_LINK=1;            AC_SUBST([HAVE_LINK])
+  HAVE_PIPE2=1;           AC_SUBST([HAVE_PIPE2])
   HAVE_READLINK=1;        AC_SUBST([HAVE_READLINK])
   HAVE_SLEEP=1;           AC_SUBST([HAVE_SLEEP])
   HAVE_DECL_ENVIRON=1;    AC_SUBST([HAVE_DECL_ENVIRON])
diff --git a/lib/gl/stdlib.in.h b/lib/gl/stdlib.in.h
index a8a06b8..5afa97e 100644
--- a/lib/gl/stdlib.in.h
+++ b/lib/gl/stdlib.in.h
@@ -207,6 +207,31 @@ extern char * mkdtemp (char * /*template*/);
 #endif
 
 
+#if @GNULIB_MKOSTEMP@
+# if address@hidden@
+/* Create a unique temporary file from TEMPLATE.
+   The last six characters of TEMPLATE must be "XXXXXX";
+   they are replaced with a string that makes the file name unique.
+   The flags are a bitmask, possibly including O_CLOEXEC (defined in <fcntl.h>)
+   and O_TEXT, O_BINARY (defined in "binary-io.h").
+   The file is then created, with the specified flags, ensuring it didn't exist
+   before.
+   The file is created read-write (mask at least 0600 & ~umask), but it may be
+   world-readable and world-writable (mask 0666 & ~umask), depending on the
+   implementation.
+   Returns the open file descriptor if successful, otherwise -1 and errno
+   set.  */
+extern int mkostemp (char * /*template*/, int /*flags*/);
+# endif
+#elif defined GNULIB_POSIXCHECK
+# undef mkostemp
+# define mkostemp(t,f) \
+    (GL_LINK_WARNING ("mkostemp is unportable - " \
+                      "use gnulib module mkostemp for portability"), \
+     mkostemp (t, f))
+#endif
+
+
 #if @GNULIB_MKSTEMP@
 # if @REPLACE_MKSTEMP@
 /* Create a unique temporary file from TEMPLATE.
diff --git a/lib/gl/sys_socket.in.h b/lib/gl/sys_socket.in.h
index b598037..8e9a797 100644
--- a/lib/gl/sys_socket.in.h
+++ b/lib/gl/sys_socket.in.h
@@ -423,5 +423,32 @@ extern int rpl_shutdown (int, int);
 
 #endif /* HAVE_SYS_SOCKET_H */
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#if @GNULIB_ACCEPT4@
+/* Accept a connection on a socket, with specific opening flags.
+   The flags are a bitmask, possibly including O_CLOEXEC (defined in <fcntl.h>)
+   and O_TEXT, O_BINARY (defined in "binary-io.h").
+   See also the Linux man page at
+   <http://www.kernel.org/doc/man-pages/online/pages/man2/accept4.2.html>.  */
+# if @HAVE_ACCEPT4@
+#  define accept4 rpl_accept4
+# endif
+extern int accept4 (int sockfd, struct sockaddr *addr, socklen_t *addrlen,
+                   int flags);
+#elif defined GNULIB_POSIXCHECK
+# undef accept4
+# define accept4(s,a,l,f) \
+    (GL_LINK_WARNING ("accept4 is unportable - " \
+                      "use gnulib module accept4 for portability"), \
+     accept4 (s, a, l, f))
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+
 #endif /* _GL_SYS_SOCKET_H */
 #endif /* _GL_SYS_SOCKET_H */
diff --git a/lib/gl/tests/test-func.c b/lib/gl/tests/test-func.c
index e55fcd5..8a3c465 100644
--- a/lib/gl/tests/test-func.c
+++ b/lib/gl/tests/test-func.c
@@ -1,5 +1,5 @@
 /* Test whether __func__ is available
-   Copyright (C) 2008 Free Software Foundation, Inc.
+   Copyright (C) 2008-2009 Free Software Foundation, Inc.
 
    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -37,6 +37,13 @@
 int
 main ()
 {
+  ASSERT (strlen (__func__) > 0);
+
+  /* On SunPRO C 5.9, sizeof __func__ evaluates to 0.  The compiler warns:
+     "warning: null dimension: sizeof()".  */
+#if !defined __SUNPRO_C
   ASSERT (strlen (__func__) + 1 == sizeof __func__);
+#endif
+
   return 0;
 }
diff --git a/lib/gl/unistd.in.h b/lib/gl/unistd.in.h
index b297e16..a259483 100644
--- a/lib/gl/unistd.in.h
+++ b/lib/gl/unistd.in.h
@@ -178,6 +178,28 @@ extern int dup2 (int oldfd, int newfd);
 #endif
 
 
+#if @GNULIB_DUP3@
+/* Copy the file descriptor OLDFD into file descriptor NEWFD, with the
+   specified flags.
+   The flags are a bitmask, possibly including O_CLOEXEC (defined in <fcntl.h>)
+   and O_TEXT, O_BINARY (defined in "binary-io.h").
+   Close NEWFD first if it is open.
+   Return newfd if successful, otherwise -1 and errno set.
+   See the Linux man page at
+   <http://www.kernel.org/doc/man-pages/online/pages/man2/dup3.2.html>.  */
+# if @HAVE_DUP3@
+#  define dup3 rpl_dup3
+# endif
+extern int dup3 (int oldfd, int newfd, int flags);
+#elif defined GNULIB_POSIXCHECK
+# undef dup3
+# define dup3(o,n,f) \
+    (GL_LINK_WARNING ("dup3 is unportable - " \
+                      "use gnulib module dup3 for portability"), \
+     dup3 (o, n, f))
+#endif
+
+
 #if @GNULIB_ENVIRON@
 # if address@hidden@
 /* Set of environment variables and values.  An array of strings of the form
@@ -328,7 +350,8 @@ extern int getdomainname(char *name, size_t len);
 
 #if @GNULIB_GETDTABLESIZE@
 # if address@hidden@
-/* Return the maximum number of file descriptors in the current process.  */
+/* Return the maximum number of file descriptors in the current process.
+   In POSIX, this is same as sysconf (_SC_OPEN_MAX).  */
 extern int getdtablesize (void);
 # endif
 #elif defined GNULIB_POSIXCHECK
@@ -531,6 +554,28 @@ extern int link (const char *path1, const char *path2);
 #endif
 
 
+#if @GNULIB_PIPE2@
+/* Create a pipe, applying the given flags when opening the read-end of the
+   pipe and the write-end of the pipe.
+   The flags are a bitmask, possibly including O_CLOEXEC (defined in <fcntl.h>)
+   and O_TEXT, O_BINARY (defined in "binary-io.h").
+   Store the read-end as fd[0] and the write-end as fd[1].
+   Return 0 upon success, or -1 with errno set upon failure.
+   See also the Linux man page at
+   <http://www.kernel.org/doc/man-pages/online/pages/man2/pipe2.2.html>.  */
+# if @HAVE_PIPE2@
+#  define pipe2 rpl_pipe2
+# endif
+extern int pipe2 (int fd[2], int flags);
+#elif defined GNULIB_POSIXCHECK
+# undef pipe2
+# define pipe2(f,o) \
+    (GL_LINK_WARNING ("pipe2 is unportable - " \
+                      "use gnulib module pipe2 for portability"), \
+     pipe2 (f, o))
+#endif
+
+
 #if @GNULIB_READLINK@
 /* Read the contents of the symbolic link FILE and place the first BUFSIZE
    bytes of it into BUF.  Return the number of bytes placed into BUF if
diff --git a/lib/gl/vasnprintf.c b/lib/gl/vasnprintf.c
index 02595b9..6f1b466 100644
--- a/lib/gl/vasnprintf.c
+++ b/lib/gl/vasnprintf.c
@@ -257,7 +257,7 @@ local_wcsnlen (const wchar_t *s, size_t maxlen)
 # ifndef decimal_point_char_defined
 #  define decimal_point_char_defined 1
 static char
-decimal_point_char ()
+decimal_point_char (void)
 {
   const char *point;
   /* Determine it in a multithread-safe way.  We know nl_langinfo is
diff --git a/libextra/gl/override/lib/md5.c.diff 
b/libextra/gl/override/lib/md5.c.diff
index e358243..327b50e 100644
--- a/libextra/gl/override/lib/md5.c.diff
+++ b/libextra/gl/override/lib/md5.c.diff
@@ -1,19 +1,19 @@
 --- gl/md5.c.orig      2009-08-20 15:33:39.000000000 +0200
 +++ gl/md5.c   2009-08-20 15:32:00.000000000 +0200
-@@ -129,2 +129,2 @@
+@@ -129,6 +129,8 @@
    return md5_read_ctx (ctx, resbuf);
  }
-
+ 
 +#if 0 /* Not needed by GnuTLS, and it has a large stack frame. */
 +
  /* Compute MD5 message digest for bytes read from STREAM.  The
     resulting message digest number will be written into the 16 bytes
     beginning at RESBLOCK.  */
-@@ -196,3 +194,4 @@
+@@ -196,6 +194,7 @@
    md5_finish_ctx (&ctx, resblock);
    return 0;
  }
 +#endif
-
+ 
  /* Compute MD5 message digest for LEN bytes beginning at BUFFER.  The
     result is always in little endian byte order, so that a byte-wise


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