* configure.in: Revise sol-thread.o test.

	* configure: Regenerated.

	* source.c (find_source_lines): Reassign size to result of read.

3 files changed, 504 insertions, 190 deletions

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index fef832e..2a97bd7 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,10 @@
+Thu Jun 20 13:42:23 1996  Doug Evans  <dje@canuck.cygnus.com>
+
+	* configure.in: Revise sol-thread.o test.
+	* configure: Regenerated.
+
+	* source.c (find_source_lines): Reassign size to result of read.
+
 start-sanitize-gdbtk
 Thu Jun 20 08:18:59 1996  Fred Fish  <fnf@cygnus.com>
 
diff --git a/gdb/configure b/gdb/configure
index 82b83b3..8d7fb10 100755
--- a/gdb/configure
+++ b/gdb/configure
@@ -1,8 +1,8 @@
 #! /bin/sh
 
 # Guess values for system-dependent variables and create Makefiles.
-# Generated automatically using autoconf version 2.4 
-# Copyright (C) 1992, 1993, 1994 Free Software Foundation, Inc.
+# Generated automatically using autoconf version 2.10 
+# Copyright (C) 1992, 93, 94, 95, 96 Free Software Foundation, Inc.
 #
 # This configure script is free software; the Free Software Foundation
 # gives unlimited permission to copy, distribute and modify it.
@@ -51,9 +51,22 @@ target=NONE
 verbose=
 x_includes=NONE
 x_libraries=NONE
+bindir='${exec_prefix}/bin'
+sbindir='${exec_prefix}/sbin'
+libexecdir='${exec_prefix}/libexec'
+datadir='${prefix}/share'
+sysconfdir='${prefix}/etc'
+sharedstatedir='${prefix}/com'
+localstatedir='${prefix}/var'
+libdir='${exec_prefix}/lib'
+includedir='${prefix}/include'
+oldincludedir='/usr/include'
+infodir='${prefix}/info'
+mandir='${prefix}/man'
 
 # Initialize some other variables.
 subdirs=
+MFLAGS= MAKEFLAGS=
 
 ac_prev=
 for ac_option
@@ -75,9 +88,14 @@ do
 
   case "$ac_option" in
 
-  -build | --build | --buil | --bui | --bu | --b)
+  -bindir | --bindir | --bindi | --bind | --bin | --bi)
+    ac_prev=bindir ;;
+  -bindir=* | --bindir=* | --bindi=* | --bind=* | --bin=* | --bi=*)
+    bindir="$ac_optarg" ;;
+
+  -build | --build | --buil | --bui | --bu)
     ac_prev=build ;;
-  -build=* | --build=* | --buil=* | --bui=* | --bu=* | --b=*)
+  -build=* | --build=* | --buil=* | --bui=* | --bu=*)
     build="$ac_optarg" ;;
 
   -cache-file | --cache-file | --cache-fil | --cache-fi \
@@ -87,6 +105,12 @@ do
   | --cache-f=* | --cache-=* | --cache=* | --cach=* | --cac=* | --ca=* | --c=*)
     cache_file="$ac_optarg" ;;
 
+  -datadir | --datadir | --datadi | --datad | --data | --dat | --da)
+    ac_prev=datadir ;;
+  -datadir=* | --datadir=* | --datadi=* | --datad=* | --data=* | --dat=* \
+  | --da=*)
+    datadir="$ac_optarg" ;;
+
   -disable-* | --disable-*)
     ac_feature=`echo $ac_option|sed -e 's/-*disable-//'`
     # Reject names that are not valid shell variable names.
@@ -137,12 +161,29 @@ Configuration:
 Directory and file names:
   --prefix=PREFIX         install architecture-independent files in PREFIX
                           [$ac_default_prefix]
-  --exec-prefix=PREFIX    install architecture-dependent files in PREFIX
+  --exec-prefix=EPREFIX   install architecture-dependent files in EPREFIX
                           [same as prefix]
+  --bindir=DIR            user executables in DIR [EPREFIX/bin]
+  --sbindir=DIR           system admin executables in DIR [EPREFIX/sbin]
+  --libexecdir=DIR        program executables in DIR [EPREFIX/libexec]
+  --datadir=DIR           read-only architecture-independent data in DIR
+                          [PREFIX/share]
+  --sysconfdir=DIR        read-only single-machine data in DIR [PREFIX/etc]
+  --sharedstatedir=DIR    modifiable architecture-independent data in DIR
+                          [PREFIX/com]
+  --localstatedir=DIR     modifiable single-machine data in DIR [PREFIX/var]
+  --libdir=DIR            object code libraries in DIR [EPREFIX/lib]
+  --includedir=DIR        C header files in DIR [PREFIX/include]
+  --oldincludedir=DIR     C header files for non-gcc in DIR [/usr/include]
+  --infodir=DIR           info documentation in DIR [PREFIX/info]
+  --mandir=DIR            man documentation in DIR [PREFIX/man]
   --srcdir=DIR            find the sources in DIR [configure dir or ..]
   --program-prefix=PREFIX prepend PREFIX to installed program names
   --program-suffix=SUFFIX append SUFFIX to installed program names
-  --program-transform-name=PROGRAM run sed PROGRAM on installed program names
+  --program-transform-name=PROGRAM
+                          run sed PROGRAM on installed program names
+EOF
+    cat << EOF
 Host type:
   --build=BUILD           configure for building on BUILD [BUILD=HOST]
   --host=HOST             configure for HOST [guessed]
@@ -154,8 +195,10 @@ Features and packages:
   --without-PACKAGE       do not use PACKAGE (same as --with-PACKAGE=no)
   --x-includes=DIR        X include files are in DIR
   --x-libraries=DIR       X library files are in DIR
---enable and --with options recognized:$ac_help
 EOF
+    if test -n "$ac_help"; then
+      echo "--enable and --with options recognized:$ac_help"
+    fi
     exit 0 ;;
 
   -host | --host | --hos | --ho)
@@ -163,6 +206,44 @@ EOF
   -host=* | --host=* | --hos=* | --ho=*)
     host="$ac_optarg" ;;
 
+  -includedir | --includedir | --includedi | --included | --include \
+  | --includ | --inclu | --incl | --inc)
+    ac_prev=includedir ;;
+  -includedir=* | --includedir=* | --includedi=* | --included=* | --include=* \
+  | --includ=* | --inclu=* | --incl=* | --inc=*)
+    includedir="$ac_optarg" ;;
+
+  -infodir | --infodir | --infodi | --infod | --info | --inf)
+    ac_prev=infodir ;;
+  -infodir=* | --infodir=* | --infodi=* | --infod=* | --info=* | --inf=*)
+    infodir="$ac_optarg" ;;
+
+  -libdir | --libdir | --libdi | --libd)
+    ac_prev=libdir ;;
+  -libdir=* | --libdir=* | --libdi=* | --libd=*)
+    libdir="$ac_optarg" ;;
+
+  -libexecdir | --libexecdir | --libexecdi | --libexecd | --libexec \
+  | --libexe | --libex | --libe)
+    ac_prev=libexecdir ;;
+  -libexecdir=* | --libexecdir=* | --libexecdi=* | --libexecd=* | --libexec=* \
+  | --libexe=* | --libex=* | --libe=*)
+    libexecdir="$ac_optarg" ;;
+
+  -localstatedir | --localstatedir | --localstatedi | --localstated \
+  | --localstate | --localstat | --localsta | --localst \
+  | --locals | --local | --loca | --loc | --lo)
+    ac_prev=localstatedir ;;
+  -localstatedir=* | --localstatedir=* | --localstatedi=* | --localstated=* \
+  | --localstate=* | --localstat=* | --localsta=* | --localst=* \
+  | --locals=* | --local=* | --loca=* | --loc=* | --lo=*)
+    localstatedir="$ac_optarg" ;;
+
+  -mandir | --mandir | --mandi | --mand | --man | --ma | --m)
+    ac_prev=mandir ;;
+  -mandir=* | --mandir=* | --mandi=* | --mand=* | --man=* | --ma=* | --m=*)
+    mandir="$ac_optarg" ;;
+
   -nfp | --nfp | --nf)
     # Obsolete; use --without-fp.
     with_fp=no ;;
@@ -175,6 +256,15 @@ EOF
   | --no-recurs | --no-recur | --no-recu | --no-rec | --no-re | --no-r)
     no_recursion=yes ;;
 
+  -oldincludedir | --oldincludedir | --oldincludedi | --oldincluded \
+  | --oldinclude | --oldinclud | --oldinclu | --oldincl | --oldinc \
+  | --oldin | --oldi | --old | --ol | --o)
+    ac_prev=oldincludedir ;;
+  -oldincludedir=* | --oldincludedir=* | --oldincludedi=* | --oldincluded=* \
+  | --oldinclude=* | --oldinclud=* | --oldinclu=* | --oldincl=* | --oldinc=* \
+  | --oldin=* | --oldi=* | --old=* | --ol=* | --o=*)
+    oldincludedir="$ac_optarg" ;;
+
   -prefix | --prefix | --prefi | --pref | --pre | --pr | --p)
     ac_prev=prefix ;;
   -prefix=* | --prefix=* | --prefi=* | --pref=* | --pre=* | --pr=* | --p=*)
@@ -215,6 +305,23 @@ EOF
   | -silent | --silent | --silen | --sile | --sil)
     silent=yes ;;
 
+  -sbindir | --sbindir | --sbindi | --sbind | --sbin | --sbi | --sb)
+    ac_prev=sbindir ;;
+  -sbindir=* | --sbindir=* | --sbindi=* | --sbind=* | --sbin=* \
+  | --sbi=* | --sb=*)
+    sbindir="$ac_optarg" ;;
+
+  -sharedstatedir | --sharedstatedir | --sharedstatedi \
+  | --sharedstated | --sharedstate | --sharedstat | --sharedsta \
+  | --sharedst | --shareds | --shared | --share | --shar \
+  | --sha | --sh)
+    ac_prev=sharedstatedir ;;
+  -sharedstatedir=* | --sharedstatedir=* | --sharedstatedi=* \
+  | --sharedstated=* | --sharedstate=* | --sharedstat=* | --sharedsta=* \
+  | --sharedst=* | --shareds=* | --shared=* | --share=* | --shar=* \
+  | --sha=* | --sh=*)
+    sharedstatedir="$ac_optarg" ;;
+
   -site | --site | --sit)
     ac_prev=site ;;
   -site=* | --site=* | --sit=*)
@@ -225,6 +332,13 @@ EOF
   -srcdir=* | --srcdir=* | --srcdi=* | --srcd=* | --src=* | --sr=*)
     srcdir="$ac_optarg" ;;
 
+  -sysconfdir | --sysconfdir | --sysconfdi | --sysconfd | --sysconf \
+  | --syscon | --sysco | --sysc | --sys | --sy)
+    ac_prev=sysconfdir ;;
+  -sysconfdir=* | --sysconfdir=* | --sysconfdi=* | --sysconfd=* | --sysconf=* \
+  | --syscon=* | --sysco=* | --sysc=* | --sys=* | --sy=*)
+    sysconfdir="$ac_optarg" ;;
+
   -target | --target | --targe | --targ | --tar | --ta | --t)
     ac_prev=target ;;
   -target=* | --target=* | --targe=* | --targ=* | --tar=* | --ta=* | --t=*)
@@ -234,7 +348,7 @@ EOF
     verbose=yes ;;
 
   -version | --version | --versio | --versi | --vers)
-    echo "configure generated by autoconf version 2.4"
+    echo "configure generated by autoconf version 2.10"
     exit 0 ;;
 
   -with-* | --with-*)
@@ -280,7 +394,7 @@ EOF
   -*) { echo "configure: error: $ac_option: invalid option; use --help to show usage" 1>&2; exit 1; }
     ;;
 
-  *) 
+  *)
     if test -n "`echo $ac_option| sed 's/[-a-z0-9.]//g'`"; then
       echo "configure: warning: $ac_option: invalid host type" 1>&2
     fi
@@ -400,8 +514,8 @@ fi
 ac_ext=c
 # CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
 ac_cpp='$CPP $CPPFLAGS'
-ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5 2>&5'
-ac_link='${CC-cc} -o conftest $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5 2>&5'
+ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
+ac_link='${CC-cc} -o conftest $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
 
 if (echo "testing\c"; echo 1,2,3) | grep c >/dev/null; then
   # Stardent Vistra SVR4 grep lacks -e, says ghazi@caip.rutgers.edu.
@@ -436,7 +550,6 @@ else
     fi
   done
   IFS="$ac_save_ifs"
-  test -z "$ac_cv_prog_CC" && ac_cv_prog_CC="cc"
 fi
 fi
 CC="$ac_cv_prog_CC"
@@ -446,6 +559,55 @@ else
   echo "$ac_t""no" 1>&6
 fi
 
+if test -z "$CC"; then
+  # Extract the first word of "cc", so it can be a program name with args.
+set dummy cc; ac_word=$2
+echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
+if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  if test -n "$CC"; then
+  ac_cv_prog_CC="$CC" # Let the user override the test.
+else
+  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS="${IFS}:"
+  ac_prog_rejected=no
+  for ac_dir in $PATH; do
+    test -z "$ac_dir" && ac_dir=.
+    if test -f $ac_dir/$ac_word; then
+      if test "$ac_dir/$ac_word" = "/usr/ucb/cc"; then
+        ac_prog_rejected=yes
+	continue
+      fi
+      ac_cv_prog_CC="cc"
+      break
+    fi
+  done
+  IFS="$ac_save_ifs"
+if test $ac_prog_rejected = yes; then
+  # We found a bogon in the path, so make sure we never use it.
+  set dummy $ac_cv_prog_CC
+  shift
+  if test $# -gt 0; then
+    # We chose a different compiler from the bogus one.
+    # However, it has the same basename, so the bogon will be chosen
+    # first if we set CC to just the basename; use the full file name.
+    shift
+    set dummy "$ac_dir/$ac_word" "$@"
+    shift
+    ac_cv_prog_CC="$@"
+  fi
+fi
+fi
+fi
+CC="$ac_cv_prog_CC"
+if test -n "$CC"; then
+  echo "$ac_t""$CC" 1>&6
+else
+  echo "$ac_t""no" 1>&6
+fi
+
+  test -z "$CC" && { echo "configure: error: no acceptable cc found in \$PATH" 1>&2; exit 1; }
+fi
 
 echo $ac_n "checking whether we are using GNU C""... $ac_c" 1>&6
 if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then
@@ -456,12 +618,13 @@ else
   yes;
 #endif
 EOF
-if ${CC-cc} -E conftest.c 2>&5 | egrep yes >/dev/null 2>&1; then
+if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:622: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
   ac_cv_prog_gcc=yes
 else
   ac_cv_prog_gcc=no
 fi
 fi
+
 echo "$ac_t""$ac_cv_prog_gcc" 1>&6
 if test $ac_cv_prog_gcc = yes; then
   GCC=yes
@@ -479,7 +642,8 @@ fi
 rm -f conftest*
 
 fi
-    echo "$ac_t""$ac_cv_prog_gcc_g" 1>&6
+
+echo "$ac_t""$ac_cv_prog_gcc_g" 1>&6
     if test $ac_cv_prog_gcc_g = yes; then
       CFLAGS="-g -O"
     else
@@ -506,12 +670,13 @@ else
   # On the NeXT, cc -E runs the code through the compiler's parser,
   # not just through cpp.
   cat > conftest.$ac_ext <<EOF
-#line 510 "configure"
+#line 674 "configure"
 #include "confdefs.h"
 #include <assert.h>
 Syntax Error
 EOF
-eval "$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+{ (eval echo configure:680: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   :
@@ -520,12 +685,13 @@ else
   rm -rf conftest*
   CPP="${CC-cc} -E -traditional-cpp"
   cat > conftest.$ac_ext <<EOF
-#line 524 "configure"
+#line 689 "configure"
 #include "confdefs.h"
 #include <assert.h>
 Syntax Error
 EOF
-eval "$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+{ (eval echo configure:695: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   :
@@ -547,7 +713,7 @@ echo "$ac_t""$CPP" 1>&6
 
 echo $ac_n "checking for AIX""... $ac_c" 1>&6
 cat > conftest.$ac_ext <<EOF
-#line 551 "configure"
+#line 717 "configure"
 #include "confdefs.h"
 #ifdef _AIX
   yes
@@ -574,11 +740,12 @@ if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 578 "configure"
+#line 744 "configure"
 #include "confdefs.h"
 #include <minix/config.h>
 EOF
-eval "$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+{ (eval echo configure:749: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -692,10 +859,17 @@ else
     esac
   done
   IFS="$ac_save_ifs"
-  # As a last resort, use the slow shell script.
-  test -z "$ac_cv_path_install" && ac_cv_path_install="$ac_install_sh"
+
 fi
-  INSTALL="$ac_cv_path_install"
+  if test "${ac_cv_path_install+set}" = set; then
+    INSTALL="$ac_cv_path_install"
+  else
+    # As a last resort, use the slow shell script.  We don't cache a
+    # path for INSTALL within a source directory, because that will
+    # break other packages using the cache if that directory is
+    # removed, or if the path is relative.
+    INSTALL="$ac_install_sh"
+  fi
 fi
 echo "$ac_t""$INSTALL" 1>&6
 
@@ -939,7 +1113,7 @@ ac_configure=$ac_aux_dir/configure # This should be Cygnus configure.
 #
 # The rules are:
 # 1. You are not allowed to specify --host, --target, and nonopt at the
-#    same time. 
+#    same time.
 # 2. Host defaults to nonopt.
 # 3. If nonopt is not specified, then host defaults to the current host,
 #    as determined by config.guess.
@@ -1021,8 +1195,10 @@ test "$host_alias" != "$target_alias" &&
 if test "$program_transform_name" = s,x,x,; then
   program_transform_name=
 else
-  # Double any \ or $.
-  echo 's,\\,\\\\,g; s,\$,$$,g' > conftestsed
+  # Double any \ or $.  echo might interpret backslashes.
+  cat <<\EOF_SED > conftestsed
+s,\\,\\\\,g; s,\$,$$,g
+EOF_SED
   program_transform_name="`echo $program_transform_name|sed -f conftestsed`"
   rm -f conftestsed
 fi
@@ -1045,11 +1221,11 @@ else
   ac_cv_c_cross=yes
 else
 cat > conftest.$ac_ext <<EOF
-#line 1049 "configure"
+#line 1225 "configure"
 #include "confdefs.h"
 main(){return(0);}
 EOF
-eval $ac_link
+{ (eval echo configure:1229: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }
 if test -s conftest && (./conftest; exit) 2>/dev/null; then
   ac_cv_c_cross=no
 else
@@ -1058,22 +1234,24 @@ fi
 fi
 rm -fr conftest*
 fi
-cross_compiling=$ac_cv_c_cross
+
 echo "$ac_t""$ac_cv_c_cross" 1>&6
+cross_compiling=$ac_cv_c_cross
 
 echo $ac_n "checking for ANSI C header files""... $ac_c" 1>&6
 if eval "test \"`echo '$''{'ac_cv_header_stdc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1070 "configure"
+#line 1247 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 #include <stdarg.h>
 #include <string.h>
 #include <float.h>
 EOF
-eval "$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+{ (eval echo configure:1255: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -1088,7 +1266,7 @@ rm -f conftest*
 if test $ac_cv_header_stdc = yes; then
   # SunOS 4.x string.h does not declare mem*, contrary to ANSI.
 cat > conftest.$ac_ext <<EOF
-#line 1092 "configure"
+#line 1270 "configure"
 #include "confdefs.h"
 #include <string.h>
 EOF
@@ -1106,7 +1284,7 @@ fi
 if test $ac_cv_header_stdc = yes; then
   # ISC 2.0.2 stdlib.h does not declare free, contrary to ANSI.
 cat > conftest.$ac_ext <<EOF
-#line 1110 "configure"
+#line 1288 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 EOF
@@ -1124,10 +1302,10 @@ fi
 if test $ac_cv_header_stdc = yes; then
   # /bin/cc in Irix-4.0.5 gets non-ANSI ctype macros unless using -ansi.
 if test "$cross_compiling" = yes; then
-  ac_cv_header_stdc=no
+  :
 else
 cat > conftest.$ac_ext <<EOF
-#line 1131 "configure"
+#line 1309 "configure"
 #include "confdefs.h"
 #include <ctype.h>
 #define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
@@ -1138,7 +1316,7 @@ if (XOR (islower (i), ISLOWER (i)) || toupper (i) != TOUPPER (i)) exit(2);
 exit (0); }
 
 EOF
-eval $ac_link
+{ (eval echo configure:1320: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }
 if test -s conftest && (./conftest; exit) 2>/dev/null; then
   :
 else
@@ -1148,6 +1326,7 @@ fi
 rm -fr conftest*
 fi
 fi
+
 echo "$ac_t""$ac_cv_header_stdc" 1>&6
 if test $ac_cv_header_stdc = yes; then
   cat >> confdefs.h <<\EOF
@@ -1164,11 +1343,12 @@ if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1168 "configure"
+#line 1347 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
-eval "$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+{ (eval echo configure:1352: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -1182,7 +1362,7 @@ rm -f conftest*
 fi
 if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
   echo "$ac_t""yes" 1>&6
-    ac_tr_hdr=HAVE_`echo $ac_hdr | tr '[a-z]./\055' '[A-Z]___'`
+    ac_tr_hdr=HAVE_`echo $ac_hdr | tr 'abcdefghijklmnopqrstuvwxyz./\055' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ___'`
   cat >> confdefs.h <<EOF
 #define $ac_tr_hdr 1
 EOF
@@ -1197,7 +1377,7 @@ if eval "test \"`echo '$''{'ac_cv_header_stat_broken'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1201 "configure"
+#line 1381 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/stat.h>
@@ -1238,6 +1418,7 @@ fi
 rm -f conftest*
 
 fi
+
 echo "$ac_t""$ac_cv_header_stat_broken" 1>&6
 if test $ac_cv_header_stat_broken = yes; then
   cat >> confdefs.h <<\EOF
@@ -1254,13 +1435,15 @@ if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1258 "configure"
+#line 1439 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
 #include <assert.h>
 /* Override any gcc2 internal prototype to avoid an error.  */
-char $ac_func(); 
+/* We use char because int might match the return type of a gcc2
+    builtin and then its argument prototype would still apply.  */
+char $ac_func();
 
 int main() { return 0; }
 int t() {
@@ -1276,7 +1459,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if eval $ac_link; then
+if { (eval echo configure:1463: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -1288,7 +1471,7 @@ rm -f conftest*
 fi
 if eval "test \"`echo '$ac_cv_func_'$ac_func`\" = yes"; then
   echo "$ac_t""yes" 1>&6
-    ac_tr_func=HAVE_`echo $ac_func | tr '[a-z]' '[A-Z]'`
+    ac_tr_func=HAVE_`echo $ac_func | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
   cat >> confdefs.h <<EOF
 #define $ac_tr_func 1
 EOF
@@ -1304,7 +1487,7 @@ if eval "test \"`echo '$''{'gdb_cv_have_gregset_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1308 "configure"
+#line 1491 "configure"
 #include "confdefs.h"
 #include <sys/procfs.h>
 int main() { return 0; }
@@ -1312,7 +1495,7 @@ int t() {
 gregset_t *gregsetp = 0
 ; return 0; }
 EOF
-if eval $ac_link; then
+if { (eval echo configure:1499: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
   rm -rf conftest*
   gdb_cv_have_gregset_t=yes
 else
@@ -1336,7 +1519,7 @@ if eval "test \"`echo '$''{'gdb_cv_have_fpregset_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1340 "configure"
+#line 1523 "configure"
 #include "confdefs.h"
 #include <sys/procfs.h>
 int main() { return 0; }
@@ -1344,7 +1527,7 @@ int t() {
 fpregset_t *fpregsetp = 0
 ; return 0; }
 EOF
-if eval $ac_link; then
+if { (eval echo configure:1531: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
   rm -rf conftest*
   gdb_cv_have_fpregset_t=yes
 else
@@ -1369,7 +1552,7 @@ if eval "test \"`echo '$''{'ac_cv_c_long_double'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1373 "configure"
+#line 1556 "configure"
 #include "confdefs.h"
 
 int main() { return 0; }
@@ -1377,7 +1560,7 @@ int t() {
 long double foo;
 ; return 0; }
 EOF
-if eval $ac_compile; then
+if { (eval echo configure:1564: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_long_double=yes
 else
@@ -1405,7 +1588,7 @@ else
   gdb_cv_printf_has_long_double=no
 else
 cat > conftest.$ac_ext <<EOF
-#line 1409 "configure"
+#line 1592 "configure"
 #include "confdefs.h"
 
 int main () {
@@ -1415,7 +1598,7 @@ int main () {
   return (strncmp ("3.14159", buf, 7));
 }
 EOF
-eval $ac_link
+{ (eval echo configure:1602: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }
 if test -s conftest && (./conftest; exit) 2>/dev/null; then
   gdb_cv_printf_has_long_double=yes
 else
@@ -1433,6 +1616,59 @@ EOF
 fi
 echo "$ac_t""$gdb_cv_printf_has_long_double" 1>&6
 
+for ac_func in valloc getpagesize
+do
+echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
+if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  cat > conftest.$ac_ext <<EOF
+#line 1627 "configure"
+#include "confdefs.h"
+/* System header to define __stub macros and hopefully few prototypes,
+    which can conflict with char $ac_func(); below.  */
+#include <assert.h>
+/* Override any gcc2 internal prototype to avoid an error.  */
+/* We use char because int might match the return type of a gcc2
+    builtin and then its argument prototype would still apply.  */
+char $ac_func();
+
+int main() { return 0; }
+int t() {
+
+/* The GNU C library defines this for functions which it implements
+    to always fail with ENOSYS.  Some functions are actually named
+    something starting with __ and the normal name is an alias.  */
+#if defined (__stub_$ac_func) || defined (__stub___$ac_func)
+choke me
+#else
+$ac_func();
+#endif
+
+; return 0; }
+EOF
+if { (eval echo configure:1651: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
+  rm -rf conftest*
+  eval "ac_cv_func_$ac_func=yes"
+else
+  rm -rf conftest*
+  eval "ac_cv_func_$ac_func=no"
+fi
+rm -f conftest*
+
+fi
+if eval "test \"`echo '$ac_cv_func_'$ac_func`\" = yes"; then
+  echo "$ac_t""yes" 1>&6
+    ac_tr_func=HAVE_`echo $ac_func | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
+  cat >> confdefs.h <<EOF
+#define $ac_tr_func 1
+EOF
+ 
+else
+  echo "$ac_t""no" 1>&6
+fi
+done
+
 echo $ac_n "checking for working mmap""... $ac_c" 1>&6
 if eval "test \"`echo '$''{'ac_cv_func_mmap'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1441,7 +1677,7 @@ else
   ac_cv_func_mmap=no
 else
 cat > conftest.$ac_ext <<EOF
-#line 1445 "configure"
+#line 1681 "configure"
 #include "confdefs.h"
 
 /* Thanks to Mike Haertel and Jim Avera for this test. */
@@ -1449,12 +1685,6 @@ cat > conftest.$ac_ext <<EOF
 #include <fcntl.h>
 #include <sys/mman.h>
 
-#ifdef BSD
-# ifndef BSD4_1
-#  define HAVE_GETPAGESIZE
-# endif
-#endif
-
 #ifndef HAVE_GETPAGESIZE
 # include <sys/param.h>
 # ifdef EXEC_PAGESIZE
@@ -1475,7 +1705,7 @@ cat > conftest.$ac_ext <<EOF
 # endif
 #endif
 
-#ifdef __osf__
+#ifndef HAVE_VALLOC
 # define valloc malloc
 #endif
 
@@ -1490,7 +1720,7 @@ main()
 {
   char *buf1, *buf2, *buf3;
   int i = getpagesize(), j;
-  int i2 = getpagesize()*2;
+  int i2 = i * 2;
   int fd;
 
   buf1 = (char *)valloc(i2);
@@ -1516,7 +1746,7 @@ main()
 }
 
 EOF
-eval $ac_link
+{ (eval echo configure:1750: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }
 if test -s conftest && (./conftest; exit) 2>/dev/null; then
   ac_cv_func_mmap=yes
 else
@@ -1525,6 +1755,7 @@ fi
 fi
 rm -fr conftest*
 fi
+
 echo "$ac_t""$ac_cv_func_mmap" 1>&6
 if test $ac_cv_func_mmap = yes; then
   cat >> confdefs.h <<\EOF
@@ -1535,7 +1766,8 @@ fi
 
 
 
-if test ${host} = ${target} ; then
+case ${build}:${host}:${target} in
+*-*-solaris2*:*-*-solaris2*:*-*-solaris2*)
 	echo $ac_n "checking for Solaris thread debugging library""... $ac_c" 1>&6
 	if test -f /usr/lib/libthread_db.so.1 ; then
 		echo "$ac_t""yes" 1>&6
@@ -1550,15 +1782,15 @@ EOF
 	fi
 	
 	
-fi
+esac
 
 ENABLE_CFLAGS=
 ENABLE_CLIBS=
 ENABLE_OBS=
 
 # Check whether --enable-netrom or --disable-netrom was given.
-enableval="$enable_netrom"
-if test -n "$enableval"; then
+if test "${enable_netrom+set}" = set; then
+  enableval="$enable_netrom"
   case "${enableval}" in
 yes)	enable_netrom=yes ;;
 no)	enable_netrom=no ;;
@@ -1575,8 +1807,8 @@ fi
 ENABLE_GM=
 
 # Check whether --enable-gm or --disable-gm was given.
-enableval="$enable_gm"
-if test -n "$enableval"; then
+if test "${enable_gm+set}" = set; then
+  enableval="$enable_gm"
   case "${enableval}" in
 yes)	ENABLE_OBS="${ENABLE_OBS} gmagic.o"
 	ENABLE_CFLAGS=-DGENERAL_MAGIC
@@ -1590,8 +1822,8 @@ fi
 # end-sanitize-gm
 
 # Check whether --enable-sim-powerpc or --disable-sim-powerpc was given.
-enableval="$enable_sim_powerpc"
-if test -n "$enableval"; then
+if test "${enable_sim_powerpc+set}" = set; then
+  enableval="$enable_sim_powerpc"
   case "${enableval}" in
 yes)	powerpc_sim=yes ;;
 no)	powerpc_sim=no ;;
@@ -1606,8 +1838,8 @@ fi
 ENABLE_GDBTK=
 
 # Check whether --enable-gdbtk or --disable-gdbtk was given.
-enableval="$enable_gdbtk"
-if test -n "$enableval"; then
+if test "${enable_gdbtk+set}" = set; then
+  enableval="$enable_gdbtk"
   case "${enableval}" in
     yes)
 	case "$host" in
@@ -1649,22 +1881,25 @@ if test "${enable_gdbtk}" = "yes"; then
 echo $ac_n "checking for X""... $ac_c" 1>&6
 
 # Check whether --with-x or --without-x was given.
-withval="$with_x"
-if test -n "$withval"; then
+if test "${with_x+set}" = set; then
+  withval="$with_x"
   :
 fi
 
+# $have_x is `yes', `no', `disabled', or empty when we do not yet know.
 if test "x$with_x" = xno; then
-  no_x=yes
+  # The user explicitly disabled X.
+  have_x=disabled
 else
   if test "x$x_includes" != xNONE && test "x$x_libraries" != xNONE; then
-    no_x=
+    # Both variables are already set.
+    have_x=yes
   else
-if eval "test \"`echo '$''{'ac_cv_path_x'+set}'`\" = set"; then
+if eval "test \"`echo '$''{'ac_cv_have_x'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   # One or both of the vars are not set, and there is no cached value.
-no_x=yes
+ac_x_includes=NO ac_x_libraries=NO
 rm -fr conftestdir
 if mkdir conftestdir; then
   cd conftestdir
@@ -1674,9 +1909,8 @@ acfindx:
 	@echo 'ac_im_incroot="${INCROOT}"; ac_im_usrlibdir="${USRLIBDIR}"; ac_im_libdir="${LIBDIR}"'
 EOF
   if (xmkmf) >/dev/null 2>/dev/null && test -f Makefile; then
-    no_x=
     # GNU make sometimes prints "make[1]: Entering...", which would confuse us.
-    eval `make acfindx 2>/dev/null | grep -v make`
+    eval `${MAKE-make} acfindx 2>/dev/null | grep -v make`
     # Open Windows xmkmf reportedly sets LIBDIR instead of USRLIBDIR.
     for ac_extension in a so sl; do
       if test ! -f $ac_im_usrlibdir/libX11.$ac_extension &&
@@ -1698,24 +1932,28 @@ EOF
   rm -fr conftestdir
 fi
 
-if test "$no_x" = yes; then
-test -z "$x_direct_test_library" && x_direct_test_library=Xt
-test -z "$x_direct_test_function" && x_direct_test_function=XtMalloc
-test -z "$x_direct_test_include" && x_direct_test_include=X11/Intrinsic.h
+if test "$ac_x_includes" = NO; then
+  # Guess where to find include files, by looking for this one X11 .h file.
+  test -z "$x_direct_test_include" && x_direct_test_include=X11/Intrinsic.h
+
+  # First, try using that file with no special directory specified.
 cat > conftest.$ac_ext <<EOF
-#line 1707 "configure"
+#line 1942 "configure"
 #include "confdefs.h"
 #include <$x_direct_test_include>
 EOF
-eval "$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+{ (eval echo configure:1947: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
-  no_x= ac_x_includes=
+  # We can compile using X headers with no special include directory.
+ac_x_includes=
 else
   echo "$ac_err" >&5
   rm -rf conftest*
-    for ac_dir in               \
+  # Look for the header file in a standard set of common directories.
+  for ac_dir in               \
     /usr/X11R6/include        \
     /usr/X11R5/include        \
     /usr/X11R4/include        \
@@ -1753,20 +1991,26 @@ else
     ; \
   do
     if test -r "$ac_dir/$x_direct_test_include"; then
-      no_x= ac_x_includes=$ac_dir
+      ac_x_includes=$ac_dir
       break
     fi
   done
 fi
 rm -f conftest*
+fi # $ac_x_includes = NO
 
-# Check for the libraries.
-# See if we find them without any special options.
-# Don't add to $LIBS permanently.
-ac_save_LIBS="$LIBS"
-LIBS="-l$x_direct_test_library $LIBS"
+if test "$ac_x_libraries" = NO; then
+  # Check for the libraries.
+
+  test -z "$x_direct_test_library" && x_direct_test_library=Xt
+  test -z "$x_direct_test_function" && x_direct_test_function=XtMalloc
+
+  # See if we find them without any special options.
+  # Don't add to $LIBS permanently.
+  ac_save_LIBS="$LIBS"
+  LIBS="-l$x_direct_test_library $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 1770 "configure"
+#line 2014 "configure"
 #include "confdefs.h"
 
 int main() { return 0; }
@@ -1774,9 +2018,11 @@ int t() {
 ${x_direct_test_function}()
 ; return 0; }
 EOF
-if eval $ac_link; then
+if { (eval echo configure:2022: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
   rm -rf conftest*
-  LIBS="$ac_save_LIBS" no_x= ac_x_libraries=
+  LIBS="$ac_save_LIBS"
+# We can link X programs with no special library path.
+ac_x_libraries=
 else
   rm -rf conftest*
   LIBS="$ac_save_LIBS"
@@ -1820,7 +2066,7 @@ for ac_dir in `echo "$ac_x_includes" | sed s/include/lib/` \
 do
   for ac_extension in a so sl; do
     if test -r $ac_dir/lib${x_direct_test_library}.$ac_extension; then
-      no_x= ac_x_libraries=$ac_dir
+      ac_x_libraries=$ac_dir
       break 2
     fi
   done
@@ -1828,27 +2074,35 @@ done
 fi
 rm -f conftest*
 
-fi
-if test "$no_x" = yes; then
-  ac_cv_path_x="no_x=yes"
+fi # $ac_x_libraries = NO
+
+if test "$ac_x_includes" = NO || test "$ac_x_libraries" = NO; then
+  # Didn't find X anywhere.  Cache the known absence of X.
+  ac_cv_have_x="have_x=no"
 else
-  ac_cv_path_x="no_x= ac_x_includes=$ac_x_includes ac_x_libraries=$ac_x_libraries"
+  # Record where we found X for the cache.
+  ac_cv_have_x="have_x=yes \
+	        ac_x_includes=$ac_x_includes ac_x_libraries=$ac_x_libraries"
 fi
 fi
   fi
-  eval "$ac_cv_path_x"
+  eval "$ac_cv_have_x"
 fi # $with_x != no
 
-if test "$no_x" = yes; then
-  echo "$ac_t""no" 1>&6
+if test "$have_x" != yes; then
+  echo "$ac_t""$have_x" 1>&6
+  no_x=yes
 else
+  # If each of the values was on the command line, it overrides each guess.
   test "x$x_includes" = xNONE && x_includes=$ac_x_includes
   test "x$x_libraries" = xNONE && x_libraries=$ac_x_libraries
-  ac_cv_path_x="no_x= ac_x_includes=$x_includes ac_x_libraries=$x_libraries"
+  # Update the cache value to reflect the command line values.
+  ac_cv_have_x="have_x=yes \
+		ac_x_includes=$x_includes ac_x_libraries=$x_libraries"
   echo "$ac_t""libraries $x_libraries, headers $x_includes" 1>&6
 fi
 
-    if test "$no_x" = yes; then 
+    if test "$no_x" = yes; then
   # Not all programs may use this symbol, but it does not hurt to define it.
   X_CFLAGS="$X_CFLAGS -DX_DISPLAY_MISSING"
 else
@@ -1863,7 +2117,7 @@ else
     X_LIBS="$X_LIBS -L$x_libraries"
     if test "`(uname) 2>/dev/null`" = SunOS &&
       uname -r | grep '^5' >/dev/null; then
-      X_LIBS="$X_LIBS -R$x_libraries"
+      X_LIBS="$X_LIBS -R $x_libraries"
     fi
   fi
 
@@ -1878,32 +2132,37 @@ else
   # libraries we check for below, so use a different variable.
   #  --interran@uluru.Stanford.EDU, kb@cs.umb.edu.
   echo $ac_n "checking for -lICE""... $ac_c" 1>&6
-if eval "test \"`echo '$''{'ac_cv_lib_ICE'+set}'`\" = set"; then
+ac_lib_var=`echo ICE'_'IceConnectionNumber | tr './+\055' '__p_'`
+if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_LIBS="$LIBS"
 LIBS="-lICE  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 1888 "configure"
+#line 2143 "configure"
 #include "confdefs.h"
+/* Override any gcc2 internal prototype to avoid an error.  */
+/* We use char because int might match the return type of a gcc2
+    builtin and then its argument prototype would still apply.  */
+char IceConnectionNumber();
 
 int main() { return 0; }
 int t() {
 IceConnectionNumber()
 ; return 0; }
 EOF
-if eval $ac_link; then
+if { (eval echo configure:2155: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
   rm -rf conftest*
-  eval "ac_cv_lib_ICE=yes"
+  eval "ac_cv_lib_$ac_lib_var=yes"
 else
   rm -rf conftest*
-  eval "ac_cv_lib_ICE=no"
+  eval "ac_cv_lib_$ac_lib_var=no"
 fi
 rm -f conftest*
 LIBS="$ac_save_LIBS"
 
 fi
-if eval "test \"`echo '$ac_cv_lib_'ICE`\" = yes"; then
+if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
   echo "$ac_t""yes" 1>&6
   X_PRE_LIBS="$X_PRE_LIBS -lSM -lICE"
 else
@@ -1921,66 +2180,76 @@ fi
     # libraries were built with DECnet support.  And karl@cs.umb.edu says
     # the Alpha needs dnet_stub (dnet does not exist).
     echo $ac_n "checking for -ldnet""... $ac_c" 1>&6
-if eval "test \"`echo '$''{'ac_cv_lib_dnet'+set}'`\" = set"; then
+ac_lib_var=`echo dnet'_'dnet_ntoa | tr './+\055' '__p_'`
+if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_LIBS="$LIBS"
 LIBS="-ldnet  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 1931 "configure"
+#line 2191 "configure"
 #include "confdefs.h"
+/* Override any gcc2 internal prototype to avoid an error.  */
+/* We use char because int might match the return type of a gcc2
+    builtin and then its argument prototype would still apply.  */
+char dnet_ntoa();
 
 int main() { return 0; }
 int t() {
 dnet_ntoa()
 ; return 0; }
 EOF
-if eval $ac_link; then
+if { (eval echo configure:2203: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
   rm -rf conftest*
-  eval "ac_cv_lib_dnet=yes"
+  eval "ac_cv_lib_$ac_lib_var=yes"
 else
   rm -rf conftest*
-  eval "ac_cv_lib_dnet=no"
+  eval "ac_cv_lib_$ac_lib_var=no"
 fi
 rm -f conftest*
 LIBS="$ac_save_LIBS"
 
 fi
-if eval "test \"`echo '$ac_cv_lib_'dnet`\" = yes"; then
+if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
   echo "$ac_t""yes" 1>&6
   X_EXTRA_LIBS="$X_EXTRA_LIBS -ldnet"
 else
   echo "$ac_t""no" 1>&6
 fi
 
-    if test $ac_cv_lib_dnet = no; then
+    if test $ac_cv_lib_dnet_dnet_ntoa = no; then
       echo $ac_n "checking for -ldnet_stub""... $ac_c" 1>&6
-if eval "test \"`echo '$''{'ac_cv_lib_dnet_stub'+set}'`\" = set"; then
+ac_lib_var=`echo dnet_stub'_'dnet_ntoa | tr './+\055' '__p_'`
+if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_LIBS="$LIBS"
 LIBS="-ldnet_stub  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 1965 "configure"
+#line 2230 "configure"
 #include "confdefs.h"
+/* Override any gcc2 internal prototype to avoid an error.  */
+/* We use char because int might match the return type of a gcc2
+    builtin and then its argument prototype would still apply.  */
+char dnet_ntoa();
 
 int main() { return 0; }
 int t() {
 dnet_ntoa()
 ; return 0; }
 EOF
-if eval $ac_link; then
+if { (eval echo configure:2242: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
   rm -rf conftest*
-  eval "ac_cv_lib_dnet_stub=yes"
+  eval "ac_cv_lib_$ac_lib_var=yes"
 else
   rm -rf conftest*
-  eval "ac_cv_lib_dnet_stub=no"
+  eval "ac_cv_lib_$ac_lib_var=no"
 fi
 rm -f conftest*
 LIBS="$ac_save_LIBS"
 
 fi
-if eval "test \"`echo '$ac_cv_lib_'dnet_stub`\" = yes"; then
+if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
   echo "$ac_t""yes" 1>&6
   X_EXTRA_LIBS="$X_EXTRA_LIBS -ldnet_stub"
 else
@@ -1994,32 +2263,37 @@ fi
     # Not sure which flavor of 386 UNIX this is, but it seems harmless to
     # check for it.
     echo $ac_n "checking for -lnsl""... $ac_c" 1>&6
-if eval "test \"`echo '$''{'ac_cv_lib_nsl'+set}'`\" = set"; then
+ac_lib_var=`echo nsl'_'t_accept | tr './+\055' '__p_'`
+if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_LIBS="$LIBS"
 LIBS="-lnsl  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2004 "configure"
+#line 2274 "configure"
 #include "confdefs.h"
+/* Override any gcc2 internal prototype to avoid an error.  */
+/* We use char because int might match the return type of a gcc2
+    builtin and then its argument prototype would still apply.  */
+char t_accept();
 
 int main() { return 0; }
 int t() {
 t_accept()
 ; return 0; }
 EOF
-if eval $ac_link; then
+if { (eval echo configure:2286: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
   rm -rf conftest*
-  eval "ac_cv_lib_nsl=yes"
+  eval "ac_cv_lib_$ac_lib_var=yes"
 else
   rm -rf conftest*
-  eval "ac_cv_lib_nsl=no"
+  eval "ac_cv_lib_$ac_lib_var=no"
 fi
 rm -f conftest*
 LIBS="$ac_save_LIBS"
 
 fi
-if eval "test \"`echo '$ac_cv_lib_'nsl`\" = yes"; then
+if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
   echo "$ac_t""yes" 1>&6
   X_EXTRA_LIBS="$X_EXTRA_LIBS -lnsl"
 else
@@ -2032,32 +2306,37 @@ fi
     # But -lsocket is broken on IRIX, according to simon@lia.di.epfl.ch.
     if test "`(uname) 2>/dev/null`" != IRIX; then
       echo $ac_n "checking for -lsocket""... $ac_c" 1>&6
-if eval "test \"`echo '$''{'ac_cv_lib_socket'+set}'`\" = set"; then
+ac_lib_var=`echo socket'_'socket | tr './+\055' '__p_'`
+if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_LIBS="$LIBS"
 LIBS="-lsocket  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2042 "configure"
+#line 2317 "configure"
 #include "confdefs.h"
+/* Override any gcc2 internal prototype to avoid an error.  */
+/* We use char because int might match the return type of a gcc2
+    builtin and then its argument prototype would still apply.  */
+char socket();
 
 int main() { return 0; }
 int t() {
 socket()
 ; return 0; }
 EOF
-if eval $ac_link; then
+if { (eval echo configure:2329: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
   rm -rf conftest*
-  eval "ac_cv_lib_socket=yes"
+  eval "ac_cv_lib_$ac_lib_var=yes"
 else
   rm -rf conftest*
-  eval "ac_cv_lib_socket=no"
+  eval "ac_cv_lib_$ac_lib_var=no"
 fi
 rm -f conftest*
 LIBS="$ac_save_LIBS"
 
 fi
-if eval "test \"`echo '$ac_cv_lib_'socket`\" = yes"; then
+if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
   echo "$ac_t""yes" 1>&6
   X_EXTRA_LIBS="$X_EXTRA_LIBS -lsocket"
 else
@@ -2081,8 +2360,8 @@ fi
 no_tcl=true
 echo $ac_n "checking for Tcl private headers""... $ac_c" 1>&6
 # Check whether --with-tclinclude or --without-tclinclude was given.
-withval="$with_tclinclude"
-if test -n "$withval"; then
+if test "${with_tclinclude+set}" = set; then
+  withval="$with_tclinclude"
   with_tclinclude=${withval}
 fi
 
@@ -2115,7 +2394,8 @@ if test x"${ac_cv_c_tclh}" = x ; then
     fi
     # Tcl 7.5 and greater puts headers in subdirectory.
     if test -f $i/generic/tclInt.h ; then
-       ac_cv_c_tclh=`(cd $i; pwd)`/generic
+      ac_cv_c_tclh=`(cd $i; pwd)`/generic
+      break
     fi
   done
 fi
@@ -2143,11 +2423,12 @@ if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2147 "configure"
+#line 2427 "configure"
 #include "confdefs.h"
 #include <tclInt.h>
 EOF
-eval "$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+{ (eval echo configure:2432: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -2177,7 +2458,7 @@ if test x"${ac_cv_c_tclh}" = x ; then
 fi
 if test x"${ac_cv_c_tclh}" != x ; then
   no_tcl=""
-  if test x"${ac_cv_c_tkh}" = x"installed" ; then
+  if test x"${ac_cv_c_tclh}" = x"installed" ; then
     echo "$ac_t""is installed" 1>&6
     TCLHDIR=""
   else
@@ -2194,19 +2475,20 @@ if test x"${TCLHDIR}" != x ; then
   CPPFLAGS="$CPPFLAGS $TCLHDIR"
 fi
 
-# Get major and minor versions of Tcl.
+# Get major and minor versions of Tcl.  Use funny names to avoid
+# clashes with eg SunOS.
 cat > conftest.c <<'EOF'
 #include "tcl.h"
-major = TCL_MAJOR_VERSION
-minor = TCL_MINOR_VERSION
+MaJor = TCL_MAJOR_VERSION
+MiNor = TCL_MINOR_VERSION
 EOF
 
 tclmajor=
 tclminor=
 if (eval "$CPP $CPPFLAGS conftest.c") 2>/dev/null >conftest.out; then
    # Success.
-   tclmajor=`egrep '^major = ' conftest.out | sed -e 's/^major = *//' -e 's/ *$//'`
-   tclminor=`egrep '^minor = ' conftest.out | sed -e 's/^minor = *//' -e 's/ *$//'`
+   tclmajor=`egrep '^MaJor = ' conftest.out | sed -e 's/^MaJor = *//' -e 's/ *$//'`
+   tclminor=`egrep '^MiNor = ' conftest.out | sed -e 's/^MiNor = *//' -e 's/ *$//'`
 fi
 rm -f conftest.c conftest.out
 
@@ -2238,8 +2520,8 @@ if test x"${no_tcl}" = x ; then
   # we reset no_tcl incase something fails here
   no_tcl=true
   # Check whether --with-tcllib or --without-tcllib was given.
-withval="$with_tcllib"
-if test -n "$withval"; then
+if test "${with_tcllib+set}" = set; then
+  withval="$with_tcllib"
   with_tcllib=${withval}
 fi
 
@@ -2347,13 +2629,13 @@ else
   ac_cv_c_tclib="-l$installedtcllibroot"
 else
 cat > conftest.$ac_ext <<EOF
-#line 2351 "configure"
+#line 2633 "configure"
 #include "confdefs.h"
 
     Tcl_AppInit()
     { exit(0); }
 EOF
-eval $ac_link
+{ (eval echo configure:2639: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }
 if test -s conftest && (./conftest; exit) 2>/dev/null; then
   ac_cv_c_tcllib="-l$installedtcllibroot"
 else
@@ -2398,8 +2680,8 @@ fi
 #
 echo $ac_n "checking for Tk private headers""... $ac_c" 1>&6
 # Check whether --with-tkinclude or --without-tkinclude was given.
-withval="$with_tkinclude"
-if test -n "$withval"; then
+if test "${with_tkinclude+set}" = set; then
+  withval="$with_tkinclude"
   with_tkinclude=${withval}
 fi
 
@@ -2463,11 +2745,12 @@ if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2467 "configure"
+#line 2749 "configure"
 #include "confdefs.h"
 #include <tk.h>
 EOF
-eval "$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+{ (eval echo configure:2754: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -2521,19 +2804,20 @@ if test x"${x_includes}" != x -a x"${x_includes}" != xNONE ; then
   CPPFLAGS="$CPPFLAGS -I$x_includes"
 fi
 
-# Get major and minor versions of Tk.
+# Get major and minor versions of Tk.  Use funny names to avoid
+# clashes with eg SunOS.
 cat > conftest.c <<'EOF'
 #include "tk.h"
-major = TK_MAJOR_VERSION
-minor = TK_MINOR_VERSION
+MaJor = TK_MAJOR_VERSION
+MiNor = TK_MINOR_VERSION
 EOF
 
 tkmajor=
 tkminor=
 if (eval "$CPP $CPPFLAGS conftest.c") 2>/dev/null >conftest.out; then
    # Success.
-   tkmajor=`egrep '^major = ' conftest.out | sed -e 's/^major = *//' -e 's/ *$//'`
-   tkminor=`egrep '^minor = ' conftest.out | sed -e 's/^minor = *//' -e 's/ *$//'`
+   tkmajor=`egrep '^MaJor = ' conftest.out | sed -e 's/^MaJor = *//' -e 's/ *$//'`
+   tkminor=`egrep '^MiNor = ' conftest.out | sed -e 's/^MiNor = *//' -e 's/ *$//'`
 fi
 rm -f conftest.c conftest.out
 
@@ -2574,8 +2858,8 @@ if test x"${no_tk}" = x ; then
   fi
 
   # Check whether --with-tklib or --without-tklib was given.
-withval="$with_tklib"
-if test -n "$withval"; then
+if test "${with_tklib+set}" = set; then
+  withval="$with_tklib"
   with_tklib=${withval}
 fi
 
@@ -2693,13 +2977,13 @@ else
   ac_cv_c_tklib="-l$installedtklibroot"
 else
 cat > conftest.$ac_ext <<EOF
-#line 2697 "configure"
+#line 2981 "configure"
 #include "confdefs.h"
 
        Tcl_AppInit()
        { exit(0); }
 EOF
-eval $ac_link
+{ (eval echo configure:2987: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }
 if test -s conftest && (./conftest; exit) 2>/dev/null; then
   ac_cv_c_tklib="-l$installedtklibroot"
 else
@@ -2733,13 +3017,14 @@ fi
     # beyond us.
     if test $tclmajor -ge 7 -a $tclminor -ge 5 ; then
        echo $ac_n "checking for -ldl""... $ac_c" 1>&6
-if eval "test \"`echo '$''{'ac_cv_lib_dl'+set}'`\" = set"; then
+ac_lib_var=`echo dl'_'main | tr './+\055' '__p_'`
+if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_LIBS="$LIBS"
 LIBS="-ldl  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2743 "configure"
+#line 3028 "configure"
 #include "confdefs.h"
 
 int main() { return 0; }
@@ -2747,20 +3032,20 @@ int t() {
 main()
 ; return 0; }
 EOF
-if eval $ac_link; then
+if { (eval echo configure:3036: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
   rm -rf conftest*
-  eval "ac_cv_lib_dl=yes"
+  eval "ac_cv_lib_$ac_lib_var=yes"
 else
   rm -rf conftest*
-  eval "ac_cv_lib_dl=no"
+  eval "ac_cv_lib_$ac_lib_var=no"
 fi
 rm -f conftest*
 LIBS="$ac_save_LIBS"
 
 fi
-if eval "test \"`echo '$ac_cv_lib_'dl`\" = yes"; then
+if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
   echo "$ac_t""yes" 1>&6
-    ac_tr_lib=HAVE_LIB`echo dl | tr '[a-z]' '[A-Z]'`
+    ac_tr_lib=HAVE_LIB`echo dl | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
   cat >> confdefs.h <<EOF
 #define $ac_tr_lib 1
 EOF
@@ -2770,13 +3055,14 @@ EOF
 else
   echo "$ac_t""no" 1>&6
 echo $ac_n "checking for -ldld""... $ac_c" 1>&6
-if eval "test \"`echo '$''{'ac_cv_lib_dld'+set}'`\" = set"; then
+ac_lib_var=`echo dld'_'main | tr './+\055' '__p_'`
+if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_LIBS="$LIBS"
 LIBS="-ldld  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2780 "configure"
+#line 3066 "configure"
 #include "confdefs.h"
 
 int main() { return 0; }
@@ -2784,20 +3070,20 @@ int t() {
 main()
 ; return 0; }
 EOF
-if eval $ac_link; then
+if { (eval echo configure:3074: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
   rm -rf conftest*
-  eval "ac_cv_lib_dld=yes"
+  eval "ac_cv_lib_$ac_lib_var=yes"
 else
   rm -rf conftest*
-  eval "ac_cv_lib_dld=no"
+  eval "ac_cv_lib_$ac_lib_var=no"
 fi
 rm -f conftest*
 LIBS="$ac_save_LIBS"
 
 fi
-if eval "test \"`echo '$ac_cv_lib_'dld`\" = yes"; then
+if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
   echo "$ac_t""yes" 1>&6
-    ac_tr_lib=HAVE_LIB`echo dld | tr 'a-z' 'A-Z'`
+    ac_tr_lib=HAVE_LIB`echo dld | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
   cat >> confdefs.h <<EOF
 #define $ac_tr_lib 1
 EOF
@@ -3425,7 +3711,7 @@ do
     echo "running \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion"
     exec \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion ;;
   -version | --version | --versio | --versi | --vers | --ver | --ve | --v)
-    echo "$CONFIG_STATUS generated by autoconf version 2.4"
+    echo "$CONFIG_STATUS generated by autoconf version 2.10"
     exit 0 ;;
   -help | --help | --hel | --he | --h)
     echo "\$ac_cs_usage"; exit 0 ;;
@@ -3437,10 +3723,12 @@ ac_given_srcdir=$srcdir
 ac_given_INSTALL="$INSTALL"
 
 trap 'rm -fr `echo "Makefile config.h:config.in" | sed "s/:[^ ]*//g"` conftest*; exit 1' 1 2 15
+EOF
+cat >> $CONFIG_STATUS <<EOF
 
-# Protect against being on the right side of a sed subst in config.status. 
-sed 's/%@/@@/; s/@%/@@/; s/%g$/@g/; /@g$/s/[\\\\&%]/\\\\&/g; 
- s/@@/%@/; s/@@/@%/; s/@g$/%g/' > conftest.subs <<\CEOF
+# Protect against being on the right side of a sed subst in config.status.
+sed 's/%@/@@/; s/@%/@@/; s/%g\$/@g/; /@g\$/s/[\\\\&%]/\\\\&/g;
+ s/@@/%@/; s/@@/@%/; s/@g\$/%g/' > conftest.subs <<\\CEOF
 $ac_vpsub
 $extrasub
 s%@CFLAGS@%$CFLAGS%g
@@ -3452,6 +3740,18 @@ s%@LIBS@%$LIBS%g
 s%@exec_prefix@%$exec_prefix%g
 s%@prefix@%$prefix%g
 s%@program_transform_name@%$program_transform_name%g
+s%@bindir@%$bindir%g
+s%@sbindir@%$sbindir%g
+s%@libexecdir@%$libexecdir%g
+s%@datadir@%$datadir%g
+s%@sysconfdir@%$sysconfdir%g
+s%@sharedstatedir@%$sharedstatedir%g
+s%@localstatedir@%$localstatedir%g
+s%@libdir@%$libdir%g
+s%@includedir@%$includedir%g
+s%@oldincludedir@%$oldincludedir%g
+s%@infodir@%$infodir%g
+s%@mandir@%$mandir%g
 s%@CC@%$CC%g
 s%@CPP@%$CPP%g
 s%@INSTALL_PROGRAM@%$INSTALL_PROGRAM%g
@@ -3595,13 +3895,13 @@ EOF
 
 # Transform confdefs.h into a sed script conftest.vals that substitutes
 # the proper values into config.h.in to produce config.h.  And first:
-# Protect against being on the right side of a sed subst in config.status. 
+# Protect against being on the right side of a sed subst in config.status.
 # Protect against being in an unquoted here document in config.status.
 rm -f conftest.vals
 cat > conftest.hdr <<\EOF
 s/[\\&%]/\\&/g
 s%[\\$`]%\\&%g
-s%#define \([A-Za-z_][A-Za-z0-9_]*\) \(.*\)%${ac_dA}\1${ac_dB}\1${ac_dC}\2${ac_dD}%gp
+s%#define \([A-Za-z_][A-Za-z0-9_]*\) *\(.*\)%${ac_dA}\1${ac_dB}\1${ac_dC}\2${ac_dD}%gp
 s%ac_d%ac_u%gp
 s%ac_u%ac_e%gp
 EOF
@@ -3649,6 +3949,12 @@ cat >> $CONFIG_STATUS <<\EOF
     echo "$ac_file is unchanged"
     rm -f conftest.h
   else
+    # Remove last slash and all that follows it.  Not all systems have dirname.
+      ac_dir=`echo $ac_file|sed 's%/[^/][^/]*$%%'`
+      if test "$ac_dir" != "$ac_file" && test "$ac_dir" != .; then
+      # The file is in a subdirectory.
+      test ! -d "$ac_dir" && mkdir "$ac_dir"
+    fi
     rm -f $ac_file
     mv conftest.h $ac_file
   fi
diff --git a/gdb/configure.in b/gdb/configure.in
index 05be6ca..a9a4f56 100644
--- a/gdb/configure.in
+++ b/gdb/configure.in
@@ -100,7 +100,8 @@ dnl See if thread_db library is around for Solaris thread debugging.  Note that
 dnl we must explicitly test for version 1 of the library because version 0
 dnl (present on Solaris 2.4 or earlier) doesn't have the same API.
 
-if test ${host} = ${target} ; then
+case ${build}:${host}:${target} in
+*-*-solaris2*:*-*-solaris2*:*-*-solaris2*)
 	AC_MSG_CHECKING(for Solaris thread debugging library)
 	if test -f /usr/lib/libthread_db.so.1 ; then
 		AC_MSG_RESULT(yes)
@@ -112,7 +113,7 @@ if test ${host} = ${target} ; then
 	fi
 	AC_SUBST(THREAD_DB_OBS)
 	AC_SUBST(CONFIG_LDFLAGS)
-fi
+esac
 
 dnl Handle optional features that can be enabled.
 ENABLE_CFLAGS=