This commit was manufactured by cvs2svn to create tag 'cygwin-cygwin-1_7_15-release

1_7_15-release'.

Sprout from cygwin-64bit-branch 2012-08-10 09:37:33 UTC cvs2svn 'This commit was manufactured by cvs2svn to create branch 'cygwin-64bit-'
Cherrypick from master 2012-05-09 07:32:48 UTC Yaakov Selkowitz <yselkowi@redhat.com> '	* new-features.sgml (ov-new1.7.15): Fix XML syntax.':
    COPYING3
    COPYING3.LIB
    ChangeLog
    MAINTAINERS
    compile
    config.rpath
    config/ChangeLog
    config/mh-darwin
    config/mh-interix
    config/mh-ppc-aix
    config/mt-alphaieee
    config/mt-sde
    config/picflag.m4
    config/stdint.m4
    config/tcl.m4
    configure
    configure.ac
    include/ChangeLog
    include/dis-asm.h
    include/dwarf2.def
    include/dwarf2.h
    include/elf/ChangeLog
    include/elf/avr.h
    include/elf/common.h
    include/elf/m68hc11.h
    include/elf/ppc.h
    include/elf/s390.h
    include/filenames.h
    include/gdb/ChangeLog
    include/gdb/callback.h
    include/gdb/signals.def
    include/gdb/signals.h
    include/mach-o/ChangeLog
    include/mach-o/codesign.h
    include/mach-o/external.h
    include/mach-o/loader.h
    include/mach-o/reloc.h
    include/mach-o/x86-64.h
    include/opcode/ChangeLog
    include/opcode/avr.h
    include/opcode/m68hc11.h
    include/opcode/mips.h
    include/opcode/ppc.h
    include/opcode/xgate.h
    include/plugin-api.h
    ltgcc.m4
    ltoptions.m4
    ltversion.m4
    lt~obsolete.m4
    newlib/ChangeLog
    newlib/doc/Makefile.am
    newlib/doc/Makefile.in
    newlib/libc/include/stdio.h
    newlib/libc/include/string.h
    newlib/libc/include/sys/signal.h
    newlib/libc/include/sys/stat.h
    newlib/libc/include/sys/time.h
    newlib/libc/include/sys/times.h
    newlib/libc/include/sys/types.h
    newlib/libc/include/sys/unistd.h
    newlib/libc/include/sys/wait.h
    newlib/libc/locale/lmessages.c
    newlib/libc/locale/lmonetary.c
    newlib/libc/locale/nl_langinfo.c
    newlib/libc/machine/cr16/sys/asm.h
    newlib/libc/machine/epiphany/Makefile.am
    newlib/libc/machine/epiphany/Makefile.in
    newlib/libc/machine/epiphany/aclocal.m4
    newlib/libc/machine/epiphany/configure
    newlib/libc/machine/epiphany/configure.in
    newlib/libc/machine/epiphany/machine/stdlib.h
    newlib/libc/machine/epiphany/setjmp.S
    newlib/libc/machine/rl78/Makefile.am
    newlib/libc/machine/rl78/Makefile.in
    newlib/libc/machine/rl78/aclocal.m4
    newlib/libc/machine/rl78/configure
    newlib/libc/machine/rl78/configure.in
    newlib/libc/machine/rl78/setjmp.S
    newlib/libc/posix/collate.c
    newlib/libc/posix/engine.c
    newlib/libc/posix/glob.c
    newlib/libc/posix/popen.c
    newlib/libc/posix/readdir.c
    newlib/libc/posix/regcomp.c
    newlib/libc/posix/telldir.c
    newlib/libc/posix/wordexp.c
    newlib/libc/reent/mkdirr.c
    newlib/libc/reent/renamer.c
    newlib/libc/search/hash.c
    newlib/libc/search/hash_bigkey.c
    newlib/libc/search/hash_page.c
    newlib/libc/search/hcreate_r.c
    newlib/libc/stdio/asiprintf.c
    newlib/libc/stdio/asprintf.c
    newlib/libc/stdio/clearerr.c
    newlib/libc/stdio/fclose.c
    newlib/libc/stdio/fdopen.c
    newlib/libc/stdio/feof.c
    newlib/libc/stdio/ferror.c
    newlib/libc/stdio/fflush.c
    newlib/libc/stdio/fgetc.c
    newlib/libc/stdio/fgets.c
    newlib/libc/stdio/fgetwc.c
    newlib/libc/stdio/fgetws.c
    newlib/libc/stdio/fileno.c
    newlib/libc/stdio/findfp.c
    newlib/libc/stdio/fmemopen.c
    newlib/libc/stdio/fopen.c
    newlib/libc/stdio/fopencookie.c
    newlib/libc/stdio/fpurge.c
    newlib/libc/stdio/fputc.c
    newlib/libc/stdio/fputs.c
    newlib/libc/stdio/fputwc.c
    newlib/libc/stdio/fputws.c
    newlib/libc/stdio/fread.c
    newlib/libc/stdio/freopen.c
    newlib/libc/stdio/fseek.c
    newlib/libc/stdio/ftell.c
    newlib/libc/stdio/funopen.c
    newlib/libc/stdio/fwide.c
    newlib/libc/stdio/fwrite.c
    newlib/libc/stdio/getc.c
    newlib/libc/stdio/getdelim.c
    newlib/libc/stdio/gets.c
    newlib/libc/stdio/local.h
    newlib/libc/stdio/mktemp.c
    newlib/libc/stdio/open_memstream.c
    newlib/libc/stdio/putc.c
    newlib/libc/stdio/setvbuf.c
    newlib/libc/stdio/ungetc.c
    newlib/libc/stdio/ungetwc.c
    newlib/libc/stdio/vasiprintf.c
    newlib/libc/stdio/vasprintf.c
    newlib/libc/stdio/vfprintf.c
    newlib/libc/stdio/vfscanf.c
    newlib/libc/stdio/vfwprintf.c
    newlib/libc/stdio/vfwscanf.c
    newlib/libc/stdio64/fdopen64.c
    newlib/libc/stdio64/fopen64.c
    newlib/libc/stdio64/freopen64.c
    newlib/libc/stdio64/fseeko64.c
    newlib/libc/stdio64/ftello64.c
    newlib/libc/stdlib/mbtowc_r.c
    newlib/libc/stdlib/mprec.h
    newlib/libc/stdlib/wctomb_r.c
    newlib/libc/string/Makefile.am
    newlib/libc/string/Makefile.in
    newlib/libc/string/strcasestr.c
    newlib/libc/sys/epiphany/Makefile.am
    newlib/libc/sys/epiphany/Makefile.in
    newlib/libc/sys/epiphany/aclocal.m4
    newlib/libc/sys/epiphany/configure
    newlib/libc/sys/epiphany/configure.in
    newlib/libc/sys/epiphany/e_printf.c
    newlib/libc/sys/rtems/crt0.c
    newlib/libc/sys/rtems/machine/_types.h
    newlib/libc/sys/sysnecv850/crt0.S
    newlib/libc/time/strptime.c
    newlib/libm/common/sf_round.c
    newlib/libm/math/e_atan2.c
    newlib/libm/math/e_exp.c
    newlib/libm/math/e_pow.c
    newlib/libm/math/e_rem_pio2.c
    newlib/libm/math/ef_exp.c
    newlib/libm/math/ef_pow.c
    newlib/libm/math/er_lgamma.c
    newlib/libm/math/erf_lgamma.c
    newlib/testsuite/newlib.stdio/stdio.exp
    newlib/testsuite/newlib.stdio/swprintf.c
    winsup/ChangeLog
    winsup/Makefile.common
    winsup/cygserver/ChangeLog
    winsup/cygserver/woutsup.h
    winsup/cygwin/ChangeLog
    winsup/cygwin/DevNotes
    winsup/cygwin/Makefile.in
    winsup/cygwin/advapi32.cc
    winsup/cygwin/child_info.h
    winsup/cygwin/configure.in
    winsup/cygwin/cygheap.cc
    winsup/cygwin/cygheap.h
    winsup/cygwin/cygserver_ipc.h
    winsup/cygwin/cygthread.cc
    winsup/cygwin/cygtls.cc
    winsup/cygwin/cygtls.h
    winsup/cygwin/cygwin.din
    winsup/cygwin/cygwin.sc
    winsup/cygwin/dcrt0.cc
    winsup/cygwin/devices.cc
    winsup/cygwin/devices.in
    winsup/cygwin/dll_init.cc
    winsup/cygwin/dtable.cc
    winsup/cygwin/dtable.h
    winsup/cygwin/exceptions.cc
    winsup/cygwin/external.cc
    winsup/cygwin/fhandler.cc
    winsup/cygwin/fhandler.h
    winsup/cygwin/fhandler_clipboard.cc
    winsup/cygwin/fhandler_console.cc
    winsup/cygwin/fhandler_disk_file.cc
    winsup/cygwin/fhandler_dsp.cc
    winsup/cygwin/fhandler_fifo.cc
    winsup/cygwin/fhandler_mem.cc
    winsup/cygwin/fhandler_procnet.cc
    winsup/cygwin/fhandler_registry.cc
    winsup/cygwin/fhandler_serial.cc
    winsup/cygwin/fhandler_socket.cc
    winsup/cygwin/fhandler_tape.cc
    winsup/cygwin/fhandler_termios.cc
    winsup/cygwin/fhandler_tty.cc
    winsup/cygwin/fhandler_virtual.cc
    winsup/cygwin/fhandler_windows.cc
    winsup/cygwin/flock.cc
    winsup/cygwin/gendef
    winsup/cygwin/gentls_offsets
    winsup/cygwin/globals.cc
    winsup/cygwin/heap.cc
    winsup/cygwin/hookapi.cc
    winsup/cygwin/include/cygwin/if.h
    winsup/cygwin/include/cygwin/in.h
    winsup/cygwin/include/cygwin/socket.h
    winsup/cygwin/include/cygwin/version.h
    winsup/cygwin/include/elf.h
    winsup/cygwin/include/inttypes.h
    winsup/cygwin/include/mntent.h
    winsup/cygwin/include/netdb.h
    winsup/cygwin/include/stdint.h
    winsup/cygwin/include/sys/elf32.h
    winsup/cygwin/include/sys/elf64.h
    winsup/cygwin/include/sys/elf_common.h
    winsup/cygwin/include/sys/elf_generic.h
    winsup/cygwin/include/sys/wait.h
    winsup/cygwin/kernel32.cc
    winsup/cygwin/lib/_cygwin_crt0_common.cc
    winsup/cygwin/lib/crt0.h
    winsup/cygwin/libc/inet_addr.c
    winsup/cygwin/libc/inet_network.c
    winsup/cygwin/libc/minires-os-if.c
    winsup/cygwin/libc/minires.h
    winsup/cygwin/libc/rcmd.cc
    winsup/cygwin/miscfuncs.cc
    winsup/cygwin/miscfuncs.h
    winsup/cygwin/mkvers.sh
    winsup/cygwin/mount.cc
    winsup/cygwin/mount.h
    winsup/cygwin/net.cc
    winsup/cygwin/ntdll.h
    winsup/cygwin/passwd.cc
    winsup/cygwin/path.cc
    winsup/cygwin/path.h
    winsup/cygwin/pinfo.cc
    winsup/cygwin/pipe.cc
    winsup/cygwin/poll.cc
    winsup/cygwin/posix.sgml
    winsup/cygwin/posix_ipc.cc
    winsup/cygwin/pseudo-reloc.cc
    winsup/cygwin/regex/regcomp.c
    winsup/cygwin/registry.cc
    winsup/cygwin/release/1.7.10
    winsup/cygwin/release/1.7.11
    winsup/cygwin/release/1.7.12
    winsup/cygwin/release/1.7.13
    winsup/cygwin/release/1.7.14
    winsup/cygwin/release/1.7.15
    winsup/cygwin/sched.cc
    winsup/cygwin/sec_helper.cc
    winsup/cygwin/security.cc
    winsup/cygwin/security.h
    winsup/cygwin/select.cc
    winsup/cygwin/select.h
    winsup/cygwin/shared.cc
    winsup/cygwin/signal.cc
    winsup/cygwin/sigproc.cc
    winsup/cygwin/sigproc.h
    winsup/cygwin/smallprint.cc
    winsup/cygwin/spawn.cc
    winsup/cygwin/strace.cc
    winsup/cygwin/strfuncs.cc
    winsup/cygwin/syscalls.cc
    winsup/cygwin/syslog.cc
    winsup/cygwin/thread.cc
    winsup/cygwin/thread.h
    winsup/cygwin/tlsoffsets.h
    winsup/cygwin/wait.cc
    winsup/cygwin/winbase.h
    winsup/cygwin/wincap.cc
    winsup/cygwin/winlean.h
    winsup/cygwin/winsup.h
    winsup/doc/ChangeLog
    winsup/doc/faq-programming.xml
    winsup/doc/faq-using.xml
    winsup/doc/new-features.sgml
    winsup/doc/pathnames.sgml
    winsup/doc/setup-net.sgml
    winsup/doc/using.sgml
    winsup/lsaauth/ChangeLog
    winsup/lsaauth/Makefile.in
    winsup/lsaauth/cyglsa.c
    winsup/lsaauth/cyglsa64.dll
    winsup/lsaauth/make-64bit-version-with-mingw-w64.sh
    winsup/mingw/ChangeLog
    winsup/mingw/configure
    winsup/mingw/configure.in
    winsup/mingw/include/_mingw.h
    winsup/mingw/include/excpt.h
    winsup/mingw/include/inttypes.h
    winsup/mingw/include/limits.h
    winsup/mingw/include/process.h
    winsup/mingw/include/stdint.h
    winsup/mingw/include/stdio.h
    winsup/mingw/include/stdlib.h
    winsup/mingw/include/sys/param.h
    winsup/mingw/include/wchar.h
    winsup/mingw/mingwex/Makefile.in
    winsup/mingw/mingwex/gdtoa/gd_qnan.h
    winsup/mingw/mingwex/tsearch.c
    winsup/utils/ChangeLog
    winsup/utils/Makefile.in
    winsup/utils/bloda.cc
    winsup/utils/cygcheck.cc
    winsup/utils/cygpath.cc
    winsup/utils/dump_setup.cc
    winsup/utils/dumper.cc
    winsup/utils/locale.cc
    winsup/utils/ps.cc
    winsup/utils/regtool.cc
    winsup/utils/strace.cc
    winsup/w32api/ChangeLog
    winsup/w32api/include/setupapi.h
    winsup/w32api/include/winbase.h
    winsup/w32api/include/windows.h
    winsup/w32api/include/winnt.h
    winsup/w32api/include/winsock.h
    winsup/w32api/include/winsock2.h
    winsup/w32api/include/winuser.h
    winsup/w32api/include/winver.h
    winsup/w32api/include/wtsapi32.h
    winsup/w32api/lib/Makefile.in
    winsup/w32api/lib/kernel32.def
    winsup/w32api/lib/wtsapi32.def
Delete:
    config/asmcfi.m4
    config/math.m4
    config/mmap.m4
    config/weakref.m4
    include/gdb/gdb-index.h
    include/leb128.h
    newlib/libc/string/memrchr.c
    winsup/cygwin/cygwait.cc
    winsup/cygwin/cygwait.h
    winsup/cygwin/include/machine/elf.h
    winsup/cygwin/include/sys/elf.h
    winsup/mingw/mingwex/membarrier.c
    winsup/w32api/include/sdkddkver.h

13 files changed, 13 insertions, 273 deletions

diff --git a/config/ChangeLog b/config/ChangeLog
index 42fcfce99..1087ad8ca 100644
--- a/config/ChangeLog
+++ b/config/ChangeLog
@@ -1,38 +1,3 @@
-2012-05-29  Joseph Myers  <joseph@codesourcery.com>
-
-	* mt-sde: Fix typos.
-	* stdint.m4: Fix typos.
-	* tcl.m4: Fix typos.
-
-2012-04-03  Tristan Gingold  <gingold@adacore.com>
-
-	* mmap.m4: Use *vms* instead of vms*.
-
-2012-04-02  Tristan Gingold  <gingold@adacore.com>
-
-	* math.m4 (GCC_CHECK_MATH_FUNC): Remove if-present
-	argument.  Define the variable.
-
-2012-03-26  Tristan Gingold  <gingold@adacore.com>
-
-	* math.m4: New file.
-
-2012-03-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
-
-	* weakref.m4 (GCC_CHECK_ELF_STYLE_WEAKREF): Remove
-	alpha*-dec-osf*.
-
-2012-01-22  Douglas B Rupp  <rupp@gnat.com>
-
-	* config/mh-interix: Remove as unneeded.
-	* config/picflag.m4 (i[[34567]]86-*-interix3*):
-        Change triplet to i[[34567]]86-*-interix[[3-9]]*.
-
-2012-01-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
-
-	PR bootstrap/51734
-	* picflag.m4: Remove s390 case statement.
-
 2011-12-20  Andreas Schwab  <schwab@linux-m68k.org>
 
 	* warnings.m4 (ACX_PROG_CC_WARNING_OPTS): Avoid leading dash in
@@ -40,7 +5,6 @@
 
 2011-12-19  Andreas Schwab  <schwab@linux-m68k.org>
 
-	PR bootstrap/51388
 	* warnings.m4 (ACX_PROG_CC_WARNING_OPTS)
 	(ACX_PROG_CC_WARNING_ALMOST_PEDANTIC): Run the test without the
 	no- prefix.
@@ -49,14 +13,6 @@
 
 	* acx.m4 (Test for GNAT): Update comment and add quotes in final test.
 
-2011-11-22  Iain Sandoe  <iains@gcc.gnu.org>
-
-	* weakref.m4: New file.
-
-2011-11-09  Richard Henderson  <rth@redhat.com>
-
-	* asmcfi.m4: New file.
-
 2011-11-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 
 	* mh-interix (LIBGCC2_DEBUG_CFLAGS): Remove.
@@ -69,15 +25,6 @@
 
 	* elf.m4 (target_elf): Remove *-netware*.
 
-2011-07-06  Uros Bizjak  <ubizjak@gmail.com>
-
-	* mt-alphaieee (GOCFLAGS_FOR_TARGET): Add -mieee.
-
-2011-06-15  Mike Stump  <mikestump@comcast.net>
-
-	PR target/49461
-	* mh-darwin: Turn off -pie on darwin11 and later.
-
 2011-04-20  Eric Botcazou  <ebotcazou@adacore.com>
 
 	* bootstrap-lto.mk: Remove obsolete requirement.
diff --git a/config/asmcfi.m4 b/config/asmcfi.m4
deleted file mode 100644
index a725aa11d..000000000
--- a/config/asmcfi.m4
+++ /dev/null
@@ -1,15 +0,0 @@
-;; Cribbed from libffi
-
-AC_DEFUN([GCC_AS_CFI_PSEUDO_OP],
-[AC_CACHE_CHECK([assembler .cfi pseudo-op support],
-    gcc_cv_as_cfi_pseudo_op, [
-    gcc_cv_as_cfi_pseudo_op=unknown
-    AC_TRY_COMPILE([asm (".cfi_startproc\n\t.cfi_endproc");],,
-		   [gcc_cv_as_cfi_pseudo_op=yes],
-		   [gcc_cv_as_cfi_pseudo_op=no])
- ])
- if test "x$gcc_cv_as_cfi_pseudo_op" = xyes; then
-    AC_DEFINE(HAVE_AS_CFI_PSEUDO_OP, 1,
-	      [Define if your assembler supports .cfi_* directives.])
- fi
-])
diff --git a/config/math.m4 b/config/math.m4
deleted file mode 100644
index 23835f230..000000000
--- a/config/math.m4
+++ /dev/null
@@ -1,50 +0,0 @@
-dnl GCC_CHECK_LIBM
-dnl
-dnl Check whether -lm is available.  This is a pre-requisite for
-dnl GCC_CHECK_MATH_FUNC so that it will link with -lm.
-AC_DEFUN([GCC_CHECK_LIBM],
-[AC_CHECK_LIB([m],[sin])])
-
-dnl GCC_CHECK_MATH_HEADERS
-dnl
-dnl Check for math.h and complex.h.  This is a pre-requisite for
-dnl GCC_CHECK_MATH_FUNC so that it includes the right headers.
-dnl (Some systems, such as AIX or OpenVMS may define macro for math
-dnl  functions).
-AC_DEFUN([GCC_CHECK_MATH_HEADERS],
-[AC_CHECK_HEADERS_ONCE(math.h complex.h)])
-
-dnl GCC_CHECK_MATH_FUNC([name])
-dnl
-dnl Check whether math function NAME is available on the system (by compiling
-dnl and linking a C program) and run define HAVE_name on success.
-dnl
-dnl Note that OpenVMS system insists on including complex.h before math.h
-AC_DEFUN([GCC_CHECK_MATH_FUNC],
-[
-  AC_REQUIRE([GCC_CHECK_LIBM])
-  AC_REQUIRE([GCC_CHECK_MATH_HEADERS])
-  AC_CACHE_CHECK([for $1], [gcc_cv_math_func_$1],
-		 [AC_LINK_IFELSE([
-#ifdef HAVE_COMPLEX_H
-#include <complex.h>
-#endif
-#ifdef HAVE_MATH_H
-#include <math.h>
-#endif
-
-int (*ptr)() = (int (*)())$1;
-
-int
-main ()
-{
-  return 0;
-}
-],
-[gcc_cv_math_func_$1=yes],
-[gcc_cv_math_func_$1=no])])
-  if test $gcc_cv_math_func_$1 = yes; then
-    AC_DEFINE_UNQUOTED(AS_TR_CPP(HAVE_$1),[1],
-                       [Define to 1 if you have the `$1' function.])
-  fi
-])
diff --git a/config/mh-darwin b/config/mh-darwin
index 19bf26568..66f68b664 100644
--- a/config/mh-darwin
+++ b/config/mh-darwin
@@ -1,7 +1,5 @@
 # The -mdynamic-no-pic ensures that the compiler executable is built without
 # position-independent-code -- the usual default on Darwin. This fix speeds
 # compiles by 3-5%.
-BOOT_CFLAGS += -mdynamic-no-pic
 
-# Ensure we don't try and use -pie, as it is incompatible with pch.
-BOOT_LDFLAGS += `case ${host} in *-*-darwin[1][1-9]*) echo -Wl,-no_pie ;; esac;`
+BOOT_CFLAGS += -mdynamic-no-pic
diff --git a/config/mh-interix b/config/mh-interix
new file mode 100644
index 000000000..3be195b51
--- /dev/null
+++ b/config/mh-interix
@@ -0,0 +1,2 @@
+# The shell may not be in /bin. 
+SHELL = sh
diff --git a/config/mh-ppc-aix b/config/mh-ppc-aix
index a866f7fef..4a97d8172 100644
--- a/config/mh-ppc-aix
+++ b/config/mh-ppc-aix
@@ -5,4 +5,4 @@
 # don't do it any more.
 BOOT_ADAFLAGS = -gnatapg
 BOOT_LDFLAGS = -Wl,-bbigtoc
-LDFLAGS = `case '$(CC)' in *gcc*) echo -Wl,-bbigtoc ;; esac;`
+LDFLAGS = `case $(CC) in *gcc*) echo -Wl,-bbigtoc ;; esac;`
diff --git a/config/mmap.m4 b/config/mmap.m4
deleted file mode 100644
index fba0d9d36..000000000
--- a/config/mmap.m4
+++ /dev/null
@@ -1,97 +0,0 @@
-dnl ----------------------------------------------------------------------
-dnl This whole bit snagged from gcc
-
-dnl
-dnl mmap(2) blacklisting.  Some platforms provide the mmap library routine
-dnl but don't support all of the features we need from it.
-dnl
-AC_DEFUN([GCC_AC_FUNC_MMAP_BLACKLIST],
-[
-AC_CHECK_HEADER([sys/mman.h],
-		[gcc_header_sys_mman_h=yes], [gcc_header_sys_mman_h=no])
-AC_CHECK_FUNC([mmap], [gcc_func_mmap=yes], [gcc_func_mmap=no])
-if test "$gcc_header_sys_mman_h" != yes \
- || test "$gcc_func_mmap" != yes; then
-   gcc_cv_func_mmap_file=no
-   gcc_cv_func_mmap_dev_zero=no
-   gcc_cv_func_mmap_anon=no
-else
-   AC_CACHE_CHECK([whether read-only mmap of a plain file works], 
-  gcc_cv_func_mmap_file,
-  [# Add a system to this blacklist if 
-   # mmap(0, stat_size, PROT_READ, MAP_PRIVATE, fd, 0) doesn't return a
-   # memory area containing the same data that you'd get if you applied
-   # read() to the same fd.  The only system known to have a problem here
-   # is VMS, where text files have record structure.
-   case "$host_os" in
-     *vms* | ultrix*)
-        gcc_cv_func_mmap_file=no ;;
-     *)
-        gcc_cv_func_mmap_file=yes;;
-   esac])
-   AC_CACHE_CHECK([whether mmap from /dev/zero works],
-  gcc_cv_func_mmap_dev_zero,
-  [# Add a system to this blacklist if it has mmap() but /dev/zero
-   # does not exist, or if mmapping /dev/zero does not give anonymous
-   # zeroed pages with both the following properties:
-   # 1. If you map N consecutive pages in with one call, and then
-   #    unmap any subset of those pages, the pages that were not
-   #    explicitly unmapped remain accessible.
-   # 2. If you map two adjacent blocks of memory and then unmap them
-   #    both at once, they must both go away.
-   # Systems known to be in this category are Windows (all variants),
-   # VMS, and Darwin.
-   case "$host_os" in
-     *vms* | cygwin* | pe | mingw* | darwin* | ultrix* | hpux10* | hpux11.00)
-        gcc_cv_func_mmap_dev_zero=no ;;
-     *)
-        gcc_cv_func_mmap_dev_zero=yes;;
-   esac])
-
-   # Unlike /dev/zero, the MAP_ANON(YMOUS) defines can be probed for.
-   AC_CACHE_CHECK([for MAP_ANON(YMOUS)], gcc_cv_decl_map_anon,
-    [AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
-[#include <sys/types.h>
-#include <sys/mman.h>
-#include <unistd.h>
-
-#ifndef MAP_ANONYMOUS
-#define MAP_ANONYMOUS MAP_ANON
-#endif
-],
-[int n = MAP_ANONYMOUS;])],
-    gcc_cv_decl_map_anon=yes,
-    gcc_cv_decl_map_anon=no)])
-
-   if test $gcc_cv_decl_map_anon = no; then
-     gcc_cv_func_mmap_anon=no
-   else
-     AC_CACHE_CHECK([whether mmap with MAP_ANON(YMOUS) works],
-     gcc_cv_func_mmap_anon,
-  [# Add a system to this blacklist if it has mmap() and MAP_ANON or
-   # MAP_ANONYMOUS, but using mmap(..., MAP_PRIVATE|MAP_ANONYMOUS, -1, 0)
-   # doesn't give anonymous zeroed pages with the same properties listed
-   # above for use of /dev/zero.
-   # Systems known to be in this category are Windows, VMS, and SCO Unix.
-   case "$host_os" in
-     *vms* | cygwin* | pe | mingw* | sco* | udk* )
-        gcc_cv_func_mmap_anon=no ;;
-     *)
-        gcc_cv_func_mmap_anon=yes;;
-   esac])
-   fi
-fi
-
-if test $gcc_cv_func_mmap_file = yes; then
-  AC_DEFINE(HAVE_MMAP_FILE, 1,
-	    [Define if read-only mmap of a plain file works.])
-fi
-if test $gcc_cv_func_mmap_dev_zero = yes; then
-  AC_DEFINE(HAVE_MMAP_DEV_ZERO, 1,
-	    [Define if mmap of /dev/zero works.])
-fi
-if test $gcc_cv_func_mmap_anon = yes; then
-  AC_DEFINE(HAVE_MMAP_ANON, 1,
-	    [Define if mmap with MAP_ANON(YMOUS) works.])
-fi
-])
diff --git a/config/mt-alphaieee b/config/mt-alphaieee
index 80c17cdc6..9c205314a 100644
--- a/config/mt-alphaieee
+++ b/config/mt-alphaieee
@@ -1,3 +1,2 @@
 CFLAGS_FOR_TARGET += -mieee
 CXXFLAGS_FOR_TARGET += -mieee
-GOCFLAGS_FOR_TARGET += -mieee
diff --git a/config/mt-sde b/config/mt-sde
index d6992e415..cb204203d 100644
--- a/config/mt-sde
+++ b/config/mt-sde
@@ -5,6 +5,6 @@
 # as they have the D-to-I redirect for PC-relative loads.  -mno-gpopt
 # has two purposes: it allows libraries to be used in situations where
 # $gp != our _gp, and it allows them to be built with -G8 while
-# retaining link compatibility with -G0 and -G4.
+# retaining link compability with -G0 and -G4.
 CFLAGS_FOR_TARGET += -Os -minterlink-mips16 -mcode-xonly -mno-gpopt
 CXXFLAGS_FOR_TARGET += -Os -minterlink-mips16 -mcode-xonly -mno-gpopt
diff --git a/config/picflag.m4 b/config/picflag.m4
index bd818125a..f6f1b444e 100644
--- a/config/picflag.m4
+++ b/config/picflag.m4
@@ -19,7 +19,7 @@ case "${$2}" in
 	;;
     i[[34567]]86-*-cygwin* | i[[34567]]86-*-mingw* | x86_64-*-mingw*)
 	;;
-    i[[34567]]86-*-interix[[3-9]]*)
+    i[[34567]]86-*-interix3*)
 	# Interix 3.x gcc -fpic/-fPIC options generate broken code.
 	# Instead, we relocate shared libraries at runtime.
 	;;
@@ -51,6 +51,9 @@ case "${$2}" in
     m68k-*-*)
 	$1=-fpic
 	;;
+    s390*-*-*)
+	$1=-fpic
+	;;
     # FIXME: Override -fPIC default in libgcc only? 
     sh-*-linux* | sh[[2346lbe]]*-*-linux*)
 	$1=-fpic
diff --git a/config/stdint.m4 b/config/stdint.m4
index 61898a75f..fbdd58619 100644
--- a/config/stdint.m4
+++ b/config/stdint.m4
@@ -18,7 +18,7 @@ dnl the "ISO C9X: 7.18 Integer types <stdint.h>" section requires the
 dnl existence of an include file <stdint.h> that defines a set of
 dnl typedefs, especially uint8_t,int32_t,uintptr_t.
 dnl Many older installations will not provide this file, but some will
-dnl have the very same definitions in <inttypes.h>. In other environments
+dnl have the very same definitions in <inttypes.h>. In other enviroments
 dnl we can use the inet-types in <sys/types.h> which would define the
 dnl typedefs int8_t and u_int8_t respectivly.
 dnl
diff --git a/config/tcl.m4 b/config/tcl.m4
index 59a0c7e0a..900a2ceb8 100644
--- a/config/tcl.m4
+++ b/config/tcl.m4
@@ -290,7 +290,7 @@ AC_DEFUN([SC_LOAD_TCLCONFIG], [
     elif test "`uname -s`" = "Darwin"; then
 	# If Tcl was built as a framework, attempt to use the libraries
 	# from the framework at the given location so that linking works
-	# against Tcl.framework installed in an arbitrary location.
+	# against Tcl.framework installed in an arbitary location.
 	case ${TCL_DEFS} in
 	    *TCL_FRAMEWORK*)
 		if test -f "${TCL_BIN_DIR}/${TCL_LIB_FILE}"; then
@@ -373,7 +373,7 @@ AC_DEFUN([SC_LOAD_TKCONFIG], [
     elif test "`uname -s`" = "Darwin"; then
 	# If Tk was built as a framework, attempt to use the libraries
 	# from the framework at the given location so that linking works
-	# against Tk.framework installed in an arbitrary location.
+	# against Tk.framework installed in an arbitary location.
 	case ${TK_DEFS} in
 	    *TK_FRAMEWORK*)
 		if test -f "${TK_BIN_DIR}/${TK_LIB_FILE}"; then
@@ -815,7 +815,7 @@ AC_DEFUN([SC_ENABLE_LANGINFO], [
 #
 #	Defines the following variable:
 #
-#	MAN_FLAGS -	The appropriate flags for installManPage
+#	MAN_FLAGS -	The apropriate flags for installManPage
 #			according to the user's selection.
 #
 #--------------------------------------------------------------------
diff --git a/config/weakref.m4 b/config/weakref.m4
deleted file mode 100644
index ecb856728..000000000
--- a/config/weakref.m4
+++ /dev/null
@@ -1,47 +0,0 @@
-
-dnl Check if the target supports weak.
-AC_DEFUN([GCC_CHECK_ATTRIBUTE_WEAK], [
-  AC_CACHE_CHECK([whether the target supports weak],
-		 ac_cv_have_attribute_weak, [
-  weakref_m4_saved_CFLAGS="$CFLAGS"
-  CFLAGS="$CFLAGS -Werror"
-  AC_TRY_COMPILE([void __attribute__((weak)) foo(void) { }],
-		 [], ac_cv_have_attribute_weak=yes,
-		 ac_cv_have_attribute_weak=no)
-  CFLAGS="$weakref_m4_saved_CFLAGS"])
-  if test x"$ac_cv_have_attribute_weak" = xyes; then
-    AC_DEFINE(HAVE_ATTRIBUTE_WEAK, 1,
-      [Define to 1 if the target supports __attribute__((weak)).])
-  fi])
-
-dnl Check whether weak refs work like the ELF ones.
-dnl This means that the weak reference works without having to satify 
-dnl linkage for the item.
-dnl There are targets (at least Darwin) where we have fully functional
-dnl weakrefs at runtime, but must supply the referenced item at link time.
-AC_DEFUN([GCC_CHECK_ELF_STYLE_WEAKREF], [
-  AC_CACHE_CHECK([whether weak refs work like ELF],
-                  ac_cv_have_elf_style_weakref, [
-  weakref_m4_saved_CFLAGS="$CFLAGS"
-  case "${host}" in
-    *-apple-darwin*) CFLAGS="$CFLAGS -Wl,-undefined,dynamic_lookup" ;;
-    *) ;;
-  esac  
-  AC_RUN_IFELSE([AC_LANG_SOURCE([[
-extern void fNotToBeFound(void) __attribute__((weak));
-int main () 
-{
-  if (fNotToBeFound)
-    return 1;
-  else
-    return 0;
-}
-]])], ac_cv_have_elf_style_weakref=yes, ac_cv_have_elf_style_weakref=no, [
-case "${host}" in
-  *-apple-darwin[[89]]*) ac_cv_have_elf_style_weakref=no ;;
-  *) ac_cv_have_elf_style_weakref=yes;;
-esac])CFLAGS="$weakref_m4_saved_CFLAGS"])
-if test x"$ac_cv_have_elf_style_weakref" = xyes; then
-  AC_DEFINE(HAVE_ELF_STYLE_WEAKREF, 1, [Define to 1 if target has a weakref that works like the ELF one.])
-fi])
-