* bootstrap: Move module list into separate variable w/less syntax.
(modules): Add c-ctype.
Update the following from gnulib:
* build-aux/useless-if-before-free:
* build-aux/vc-list-files:
* gnulib/lib/Makefile.am:
* gnulib/lib/getaddrinfo.h:
* gnulib/m4/gnulib-cache.m4:
* gnulib/m4/gnulib-comp.m4:
* gnulib/m4/inet_ntop.m4:
* gnulib/tests/Makefile.am:
* gnulib/tests/test-getaddrinfo.c:

* gnulib/m4/onceonly.m4: New file.
* gnulib/m4/printf.m4: New file.
* build-aux/useless-if-before-free: Update.
* build-aux/vc-list-files: Update.
* gnulib/lib/arpa_inet.in.h: Update.
* gnulib/lib/stdio-impl.h: Update.
* gnulib/m4/inet_ntop.m4: Update.

* gnulib/lib/inet_ntop.h: Remove file.
* gnulib/m4/onceonly_2_57.m4: Remove file.
* build-aux/useless-if-before-free: Update.
* build-aux/vc-list-files: Update.
* gnulib/lib/.cvsignore: Update.
* gnulib/lib/Makefile.am: Update.
* gnulib/lib/fseeko.c: Update.
* gnulib/lib/getaddrinfo.c: Update.
* gnulib/lib/getdelim.c: Update.
* gnulib/lib/inet_ntop.c: Update.
* gnulib/lib/inet_ntop.h: Update.
* gnulib/lib/poll.c: Update.
* gnulib/lib/snprintf.c: Update.
* gnulib/lib/stdlib.in.h: Update.
* gnulib/lib/string.in.h: Update.
* gnulib/lib/sys_socket.in.h: Update.
* gnulib/lib/sys_stat.in.h: Update.
* gnulib/lib/vasnprintf.c: Update.
* gnulib/lib/vasprintf.c: Update.
* gnulib/lib/wchar.in.h: Update.
* gnulib/m4/arpa_inet_h.m4: Update.
* gnulib/m4/extensions.m4: Update.
* gnulib/m4/gnulib-common.m4: Update.
* gnulib/m4/gnulib-comp.m4: Update.
* gnulib/m4/include_next.m4: Update.
* gnulib/m4/inet_ntop.m4: Update.
* gnulib/m4/netinet_in_h.m4: Update.
* gnulib/m4/onceonly_2_57.m4: Update.
* gnulib/m4/physmem.m4: Update.
* gnulib/m4/snprintf.m4: Update.
* gnulib/m4/stdint.m4: Update.
* gnulib/m4/stdio_h.m4: Update.
* gnulib/m4/stdlib_h.m4: Update.
* gnulib/m4/string_h.m4: Update.
* gnulib/m4/strndup.m4: Update.
* gnulib/m4/sys_select_h.m4: Update.
* gnulib/m4/sys_socket_h.m4: Update.
* gnulib/m4/sys_stat_h.m4: Update.
* gnulib/m4/vasnprintf.m4: Update.
* gnulib/tests/Makefile.am: Update.
* gnulib/tests/test-fseeko.c: Update.
* gnulib/tests/test-getaddrinfo.c: Update.
* gnulib/tests/test-getdelim.c: Update.
* gnulib/tests/test-getline.c: Update.
* gnulib/tests/test-lseek.c: Update.
* gnulib/tests/test-snprintf.c: Update.
* gnulib/tests/test-sys_stat.c: Update.
* gnulib/tests/test-vasnprintf.c: Update.
* gnulib/tests/test-vasprintf.c: Update.

* tests/Makefile.am (test_scripts): Add vcpupin.
(EXTRA_DIST): Add test-lib.sh.
* tests/test-lib.sh: Testing framework, from coreutils.
* tests/vcpupin: New file.
* build-aux/mktempd: New file, from gnulib.
* bootstrap: Add posix-shell and mktempd to the list of imported modules.
* gnulib/m4/posix-shell.m4: New file, from gnulib.

* bootstrap (gnulib_tool): Add useless-if-before-free to
the list of modules.
* build-aux/useless-if-before-free: Update from gnulib.
* gnulib/lib/vasnprintf.c: Work around a bug in HPUX 10.20.
* gnulib/m4/vasnprintf.m4: Likewise.

* build-aux/useless-if-before-free: Rename from ...
* build-aux/find-unnecessary-if-before-free: ... this.  Remove file.
Also changed it so that new names are no longer hard-coded in the
script.  Instead, they're supplied via options:
* Makefile.cfg (useless_free_options): Define.
Add xmlXPathFreeObject to the list of free-like functions it detects.
* Makefile.maint (sc_avoid_if_before_free): Reflect script renaming.
* .x-sc_avoid_if_before_free: Likewise.
* src/openvz_conf.c (openvzParseXML): Remove useless "if"-before-free.
* src/qemu_conf.c (qemudParseXML, qemudParseNetworkXML): Likewise.
* src/virsh.c (cmdVNCDisplay, cmdTTYConsole, cmdDetachInterface):
(cmdDetachDisk): Likewise.
* src/xm_internal.c (xenXMConfigSetIntFromXPath): Likewise.
(xenXMConfigSetStringFromXPath, xenXMParseXMLToConfig): Likewise.
(xenXMDomainAttachDevice, xenXMAttachDisk, xenXMAttachInterface):
(xenXMDomainDetachDevice): Likewise.
* src/xml.c (virXPathString): Likewise.
* tests/xmlrpctest.c (checkRequestValue): Likewise.