upgrade to autoconf 2.10

diff --git a/configure b/configure
index 50e814c4faa64246704c3ac887ab68627a890949..d30b57a3f566b803059c0f4019cc485f55464024 100755 (executable)
--- a/configure
+++ b/configure
@@ -1,8 +1,8 @@
 #! /bin/sh
 
 # Guess values for system-dependent variables and create Makefiles.
-# Generated automatically using autoconf version 2.7 
-# 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.
@@ -331,7 +331,7 @@ EOF
     verbose=yes ;;
 
   -version | --version | --versio | --versi | --vers)
-    echo "configure generated by autoconf version 2.7"
+    echo "configure generated by autoconf version 2.10"
     exit 0 ;;
 
   -with-* | --with-*)
@@ -496,12 +496,9 @@ fi
 
 ac_ext=c
 # CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
-ac_cpp='echo $CPP $CPPFLAGS 1>&5;
-$CPP $CPPFLAGS'
-ac_compile='echo ${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5;
-${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5 2>&5'
-ac_link='echo ${CC-cc} -o conftest $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5;
-${CC-cc} -o conftest $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5 2>&5'
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='${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.
@@ -613,7 +610,6 @@ else
     fi
   done
   IFS="$ac_save_ifs"
-  test -z "$ac_cv_prog_CC" && ac_cv_prog_CC="cc"
 fi
 fi
 CC="$ac_cv_prog_CC"
@@ -623,6 +619,55 @@ else
   echo "$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
@@ -633,7 +678,7 @@ 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:682: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
   ac_cv_prog_gcc=yes
 else
   ac_cv_prog_gcc=no
@@ -736,12 +781,13 @@ else
   # On the NeXT, cc -E runs the code through the compiler's parser,
   # not just through cpp.
   cat > conftest.$ac_ext <<EOF
-#line 740 "configure"
+#line 785 "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:791: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   :
@@ -750,12 +796,13 @@ else
   rm -rf conftest*
   CPP="${CC-cc} -E -traditional-cpp"
   cat > conftest.$ac_ext <<EOF
-#line 754 "configure"
+#line 800 "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:806: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   :
@@ -1141,7 +1188,7 @@ if eval "test \"`echo '$''{'ac_cv_header_dirent_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1145 "configure"
+#line 1192 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <$ac_hdr>
@@ -1150,7 +1197,7 @@ int t() {
 DIR *dirp = 0;
 ; return 0; }
 EOF
-if eval $ac_compile; then
+if { (eval echo configure:1201: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   eval "ac_cv_header_dirent_$ac_safe=yes"
 else
@@ -1174,22 +1221,26 @@ done
 # Two versions of opendir et al. are in -ldir and -lx on SCO Xenix.
 if test $ac_header_dirent = dirent.h; then
 echo $ac_n "checking for -ldir""... $ac_c" 1>&6
-ac_lib_var=`echo dir | tr '.-/+' '___p'`
+ac_lib_var=`echo dir'_'opendir | tr './+\055' '__p_'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_LIBS="$LIBS"
 LIBS="-ldir  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 1185 "configure"
+#line 1232 "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 opendir();
 
 int main() { return 0; }
 int t() {
 opendir()
 ; return 0; }
 EOF
-if eval $ac_link; then
+if { (eval echo configure:1244: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -1209,22 +1260,26 @@ fi
 
 else
 echo $ac_n "checking for -lx""... $ac_c" 1>&6
-ac_lib_var=`echo x | tr '.-/+' '___p'`
+ac_lib_var=`echo x'_'opendir | tr './+\055' '__p_'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_LIBS="$LIBS"
 LIBS="-lx  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 1220 "configure"
+#line 1271 "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 opendir();
 
 int main() { return 0; }
 int t() {
 opendir()
 ; return 0; }
 EOF
-if eval $ac_link; then
+if { (eval echo configure:1283: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -1253,11 +1308,11 @@ else
   ac_cv_c_cross=yes
 else
 cat > conftest.$ac_ext <<EOF
-#line 1257 "configure"
+#line 1312 "configure"
 #include "confdefs.h"
 main(){return(0);}
 EOF
-eval $ac_link
+{ (eval echo configure:1316: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }
 if test -s conftest && (./conftest; exit) 2>/dev/null; then
   ac_cv_c_cross=no
 else
@@ -1275,14 +1330,15 @@ if eval "test \"`echo '$''{'ac_cv_header_stdc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1279 "configure"
+#line 1334 "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:1342: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -1297,7 +1353,7 @@ 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 1301 "configure"
+#line 1357 "configure"
 #include "confdefs.h"
 #include <string.h>
 EOF
@@ -1315,7 +1371,7 @@ 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 1319 "configure"
+#line 1375 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 EOF
@@ -1336,7 +1392,7 @@ if test "$cross_compiling" = yes; then
   :
 else
 cat > conftest.$ac_ext <<EOF
-#line 1340 "configure"
+#line 1396 "configure"
 #include "confdefs.h"
 #include <ctype.h>
 #define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
@@ -1347,7 +1403,7 @@ if (XOR (islower (i), ISLOWER (i)) || toupper (i) != TOUPPER (i)) exit(2);
 exit (0); }
 
 EOF
-eval $ac_link
+{ (eval echo configure:1407: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }
 if test -s conftest && (./conftest; exit) 2>/dev/null; then
   :
 else
@@ -1421,11 +1477,12 @@ if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1425 "configure"
+#line 1481 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
-eval "$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+{ (eval echo configure:1486: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -1455,7 +1512,7 @@ if eval "test \"`echo '$''{'ac_cv_c_const'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1459 "configure"
+#line 1516 "configure"
 #include "confdefs.h"
 
 int main() { return 0; }
@@ -1505,7 +1562,7 @@ ccp = (char const *const *) p;
 
 ; return 0; }
 EOF
-if eval $ac_compile; then
+if { (eval echo configure:1566: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_const=yes
 else
@@ -1527,7 +1584,7 @@ fi
 
 echo $ac_n "checking if ANSI prototypes work""... $ac_c" 1>&6
 cat > conftest.$ac_ext <<EOF
-#line 1531 "configure"
+#line 1588 "configure"
 #include "confdefs.h"
 int foo(char *); int foo (char *bar) { }
 int main() { return 0; }
@@ -1535,7 +1592,7 @@ int t() {
 return 1;
 ; return 0; }
 EOF
-if eval $ac_compile; then
+if { (eval echo configure:1596: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   cat >> confdefs.h <<\EOF
 #define HAVE_ANSI_PROTOTYPES 1
@@ -1551,7 +1608,7 @@ rm -f conftest*
 
 echo $ac_n "checking for tm->tm_gmtoff""... $ac_c" 1>&6
 cat > conftest.$ac_ext <<EOF
-#line 1555 "configure"
+#line 1612 "configure"
 #include "confdefs.h"
 #include <time.h>
 #include <sys/time.h>
@@ -1561,7 +1618,7 @@ struct tm foo;
 foo.tm_gmtoff = 0;
 ; return 0; }
 EOF
-if eval $ac_compile; then
+if { (eval echo configure:1622: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   cat >> confdefs.h <<\EOF
 #define HAVE_TM_GMTOFF 1
@@ -1577,7 +1634,7 @@ rm -f conftest*
 
 echo $ac_n "checking for extended mallinfo""... $ac_c" 1>&6
 cat > conftest.$ac_ext <<EOF
-#line 1581 "configure"
+#line 1638 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <malloc.h>
@@ -1587,7 +1644,7 @@ struct mallinfo foo;
 foo.mxfast = 0;
 ; return 0; }
 EOF
-if eval $ac_compile; then
+if { (eval echo configure:1648: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   cat >> confdefs.h <<\EOF
 #define HAVE_EXT_MALLINFO 1
@@ -1603,7 +1660,7 @@ rm -f conftest*
 
 echo $ac_n "checking for ip->ip_hl""... $ac_c" 1>&6
 cat > conftest.$ac_ext <<EOF
-#line 1607 "configure"
+#line 1664 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <netinet/in.h>
@@ -1615,7 +1672,7 @@ struct ip ip;
 ip.ip_hl= 0;
 ; return 0; }
 EOF
-if eval $ac_compile; then
+if { (eval echo configure:1676: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   cat >> confdefs.h <<\EOF
 #define HAVE_IP_HL 1
@@ -1637,7 +1694,7 @@ else
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
 cat > conftest.$ac_ext <<EOF
-#line 1641 "configure"
+#line 1698 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 main()
@@ -1648,7 +1705,7 @@ main()
   exit(0);
 }
 EOF
-eval $ac_link
+{ (eval echo configure:1709: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }
 if test -s conftest && (./conftest; exit) 2>/dev/null; then
   ac_cv_sizeof_int=`cat conftestval`
 else
@@ -1671,7 +1728,7 @@ else
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
 cat > conftest.$ac_ext <<EOF
-#line 1675 "configure"
+#line 1732 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 main()
@@ -1682,7 +1739,7 @@ main()
   exit(0);
 }
 EOF
-eval $ac_link
+{ (eval echo configure:1743: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }
 if test -s conftest && (./conftest; exit) 2>/dev/null; then
   ac_cv_sizeof_long=`cat conftestval`
 else
@@ -1705,7 +1762,7 @@ if eval "test \"`echo '$''{'ac_cv_header_alloca_h'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1709 "configure"
+#line 1766 "configure"
 #include "confdefs.h"
 #include <alloca.h>
 int main() { return 0; }
@@ -1713,7 +1770,7 @@ int t() {
 char *p = alloca(2 * sizeof(int));
 ; return 0; }
 EOF
-if eval $ac_link; then
+if { (eval echo configure:1774: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
   rm -rf conftest*
   ac_cv_header_alloca_h=yes
 else
@@ -1737,7 +1794,7 @@ if eval "test \"`echo '$''{'ac_cv_func_alloca'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1741 "configure"
+#line 1798 "configure"
 #include "confdefs.h"
 
 #ifdef __GNUC__
@@ -1761,7 +1818,7 @@ int t() {
 char *p = (char *) alloca(1);
 ; return 0; }
 EOF
-if eval $ac_link; then
+if { (eval echo configure:1822: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
   rm -rf conftest*
   ac_cv_func_alloca=yes
 else
@@ -1796,7 +1853,7 @@ if eval "test \"`echo '$''{'ac_cv_os_cray'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1800 "configure"
+#line 1857 "configure"
 #include "confdefs.h"
 #if defined(CRAY) && ! defined(CRAY2)
 webecray
@@ -1825,12 +1882,14 @@ 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 1829 "configure"
+#line 1886 "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; }
@@ -1847,7 +1906,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if eval $ac_link; then
+if { (eval echo configure:1910: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -1879,7 +1938,7 @@ else
   ac_cv_c_stack_direction=0
 else
 cat > conftest.$ac_ext <<EOF
-#line 1883 "configure"
+#line 1942 "configure"
 #include "confdefs.h"
 find_stack_direction ()
 {
@@ -1898,7 +1957,7 @@ main ()
   exit (find_stack_direction() < 0);
 }
 EOF
-eval $ac_link
+{ (eval echo configure:1961: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }
 if test -s conftest && (./conftest; exit) 2>/dev/null; then
   ac_cv_c_stack_direction=1
 else
@@ -1921,7 +1980,7 @@ if eval "test \"`echo '$''{'ac_cv_type_pid_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1925 "configure"
+#line 1984 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -1952,7 +2011,7 @@ if eval "test \"`echo '$''{'ac_cv_type_size_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1956 "configure"
+#line 2015 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -1983,7 +2042,7 @@ if eval "test \"`echo '$''{'ac_cv_type_off_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1987 "configure"
+#line 2046 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -2011,14 +2070,14 @@ fi
 
 
 echo $ac_n "checking for -lnsl""... $ac_c" 1>&6
-ac_lib_var=`echo nsl | tr '.-/+' '___p'`
+ac_lib_var=`echo nsl'_'main | tr './+\055' '__p_'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_LIBS="$LIBS"
 LIBS="-lnsl  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2022 "configure"
+#line 2081 "configure"
 #include "confdefs.h"
 
 int main() { return 0; }
@@ -2026,7 +2085,7 @@ int t() {
 main()
 ; return 0; }
 EOF
-if eval $ac_link; then
+if { (eval echo configure:2089: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -2051,14 +2110,14 @@ else
 fi
 
 echo $ac_n "checking for -lsocket""... $ac_c" 1>&6
-ac_lib_var=`echo socket | tr '.-/+' '___p'`
+ac_lib_var=`echo socket'_'main | tr './+\055' '__p_'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_LIBS="$LIBS"
 LIBS="-lsocket  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2062 "configure"
+#line 2121 "configure"
 #include "confdefs.h"
 
 int main() { return 0; }
@@ -2066,7 +2125,7 @@ int t() {
 main()
 ; return 0; }
 EOF
-if eval $ac_link; then
+if { (eval echo configure:2129: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -2091,14 +2150,14 @@ else
 fi
 
 echo $ac_n "checking for -lmalloc""... $ac_c" 1>&6
-ac_lib_var=`echo malloc | tr '.-/+' '___p'`
+ac_lib_var=`echo malloc'_'main | tr './+\055' '__p_'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_LIBS="$LIBS"
 LIBS="-lmalloc  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2102 "configure"
+#line 2161 "configure"
 #include "confdefs.h"
 
 int main() { return 0; }
@@ -2106,7 +2165,7 @@ int t() {
 main()
 ; return 0; }
 EOF
-if eval $ac_link; then
+if { (eval echo configure:2169: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -2125,14 +2184,14 @@ else
 fi
 
 echo $ac_n "checking for -lresolv""... $ac_c" 1>&6
-ac_lib_var=`echo resolv | tr '.-/+' '___p'`
+ac_lib_var=`echo resolv'_'main | tr './+\055' '__p_'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_LIBS="$LIBS"
 LIBS="-lresolv  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2136 "configure"
+#line 2195 "configure"
 #include "confdefs.h"
 
 int main() { return 0; }
@@ -2140,7 +2199,7 @@ int t() {
 main()
 ; return 0; }
 EOF
-if eval $ac_link; then
+if { (eval echo configure:2203: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -2165,14 +2224,14 @@ else
 fi
 
 echo $ac_n "checking for -lbsd""... $ac_c" 1>&6
-ac_lib_var=`echo bsd | tr '.-/+' '___p'`
+ac_lib_var=`echo bsd'_'main | tr './+\055' '__p_'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_LIBS="$LIBS"
 LIBS="-lbsd  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2176 "configure"
+#line 2235 "configure"
 #include "confdefs.h"
 
 int main() { return 0; }
@@ -2180,7 +2239,7 @@ int t() {
 main()
 ; return 0; }
 EOF
-if eval $ac_link; then
+if { (eval echo configure:2243: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -2205,14 +2264,14 @@ else
 fi
 
 echo $ac_n "checking for -lregex""... $ac_c" 1>&6
-ac_lib_var=`echo regex | tr '.-/+' '___p'`
+ac_lib_var=`echo regex'_'main | tr './+\055' '__p_'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_LIBS="$LIBS"
 LIBS="-lregex  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2216 "configure"
+#line 2275 "configure"
 #include "confdefs.h"
 
 int main() { return 0; }
@@ -2220,7 +2279,7 @@ int t() {
 main()
 ; return 0; }
 EOF
-if eval $ac_link; then
+if { (eval echo configure:2283: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -2240,22 +2299,26 @@ fi
 
 
 echo $ac_n "checking for -l44bsd""... $ac_c" 1>&6
-ac_lib_var=`echo 44bsd | tr '.-/+' '___p'`
+ac_lib_var=`echo 44bsd'_'inet_aton | tr './+\055' '__p_'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_LIBS="$LIBS"
 LIBS="-l44bsd  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2251 "configure"
+#line 2310 "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 inet_aton();
 
 int main() { return 0; }
 int t() {
 inet_aton()
 ; return 0; }
 EOF
-if eval $ac_link; then
+if { (eval echo configure:2322: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -2274,22 +2337,26 @@ else
 fi
 
 echo $ac_n "checking for -lresolv""... $ac_c" 1>&6
-ac_lib_var=`echo resolv | tr '.-/+' '___p'`
+ac_lib_var=`echo resolv'_'inet_aton | tr './+\055' '__p_'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_LIBS="$LIBS"
 LIBS="-lresolv  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2285 "configure"
+#line 2348 "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 inet_aton();
 
 int main() { return 0; }
 int t() {
 inet_aton()
 ; return 0; }
 EOF
-if eval $ac_link; then
+if { (eval echo configure:2360: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -2309,22 +2376,26 @@ fi
 
 
 echo $ac_n "checking for -lcrypt""... $ac_c" 1>&6
-ac_lib_var=`echo crypt | tr '.-/+' '___p'`
+ac_lib_var=`echo crypt'_'crypt | tr './+\055' '__p_'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_LIBS="$LIBS"
 LIBS="-lcrypt  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2320 "configure"
+#line 2387 "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 crypt();
 
 int main() { return 0; }
 int t() {
 crypt()
 ; return 0; }
 EOF
-if eval $ac_link; then
+if { (eval echo configure:2399: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -2345,14 +2416,14 @@ fi
 
 
 echo $ac_n "checking for -lshadow""... $ac_c" 1>&6
-ac_lib_var=`echo shadow | tr '.-/+' '___p'`
+ac_lib_var=`echo shadow'_'main | tr './+\055' '__p_'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_LIBS="$LIBS"
 LIBS="-lshadow  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2356 "configure"
+#line 2427 "configure"
 #include "confdefs.h"
 
 int main() { return 0; }
@@ -2360,7 +2431,7 @@ int t() {
 main()
 ; return 0; }
 EOF
-if eval $ac_link; then
+if { (eval echo configure:2435: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -2387,14 +2458,14 @@ fi
 
 AIO_LIBS=""
 echo $ac_n "checking for -labi""... $ac_c" 1>&6
-ac_lib_var=`echo abi | tr '.-/+' '___p'`
+ac_lib_var=`echo abi'_'main | tr './+\055' '__p_'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_LIBS="$LIBS"
 LIBS="-labi  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2398 "configure"
+#line 2469 "configure"
 #include "confdefs.h"
 
 int main() { return 0; }
@@ -2402,7 +2473,7 @@ int t() {
 main()
 ; return 0; }
 EOF
-if eval $ac_link; then
+if { (eval echo configure:2477: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -2421,14 +2492,14 @@ else
 fi
 
 echo $ac_n "checking for -lposix4""... $ac_c" 1>&6
-ac_lib_var=`echo posix4 | tr '.-/+' '___p'`
+ac_lib_var=`echo posix4'_'main | tr './+\055' '__p_'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_LIBS="$LIBS"
 LIBS="-lposix4  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2432 "configure"
+#line 2503 "configure"
 #include "confdefs.h"
 
 int main() { return 0; }
@@ -2436,7 +2507,7 @@ int t() {
 main()
 ; return 0; }
 EOF
-if eval $ac_link; then
+if { (eval echo configure:2511: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -2549,12 +2620,14 @@ 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 2553 "configure"
+#line 2624 "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; }
@@ -2571,7 +2644,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if eval $ac_link; then
+if { (eval echo configure:2648: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -2614,12 +2687,14 @@ 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 2618 "configure"
+#line 2691 "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; }
@@ -2636,7 +2711,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if eval $ac_link; then
+if { (eval echo configure:2715: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -2662,7 +2737,7 @@ if test "$cross_compiling" = yes; then
   SQUID_MAXFD=256
 else
 cat > conftest.$ac_ext <<EOF
-#line 2666 "configure"
+#line 2741 "configure"
 #include "confdefs.h"
 
 #include <unistd.h>
@@ -2713,7 +2788,7 @@ main() {
 }
 
 EOF
-eval $ac_link
+{ (eval echo configure:2792: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }
 if test -s conftest && (./conftest; exit) 2>/dev/null; then
   SQUID_MAXFD=`cat conftestval`
 else
@@ -2732,7 +2807,7 @@ if test "$cross_compiling" = yes; then
   SQUID_UDP_SO_SNDBUF=16384
 else
 cat > conftest.$ac_ext <<EOF
-#line 2736 "configure"
+#line 2811 "configure"
 #include "confdefs.h"
 
 #include <sys/types.h>
@@ -2749,7 +2824,7 @@ main ()
 }
 
 EOF
-eval $ac_link
+{ (eval echo configure:2828: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }
 if test -s conftest && (./conftest; exit) 2>/dev/null; then
   SQUID_UDP_SO_SNDBUF=`cat conftestval`
 else
@@ -2768,7 +2843,7 @@ if test "$cross_compiling" = yes; then
   SQUID_UDP_SO_RCVBUF=16384
 else
 cat > conftest.$ac_ext <<EOF
-#line 2772 "configure"
+#line 2847 "configure"
 #include "confdefs.h"
 
 #include <sys/types.h>
@@ -2785,7 +2860,7 @@ main ()
 }
 
 EOF
-eval $ac_link
+{ (eval echo configure:2864: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }
 if test -s conftest && (./conftest; exit) 2>/dev/null; then
   SQUID_UDP_SO_RCVBUF=`cat conftestval`
 else
@@ -2804,7 +2879,7 @@ if test "$cross_compiling" = yes; then
   SQUID_TCP_SO_SNDBUF=16384
 else
 cat > conftest.$ac_ext <<EOF
-#line 2808 "configure"
+#line 2883 "configure"
 #include "confdefs.h"
 
 #include <sys/types.h>
@@ -2821,7 +2896,7 @@ main ()
 }
 
 EOF
-eval $ac_link
+{ (eval echo configure:2900: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }
 if test -s conftest && (./conftest; exit) 2>/dev/null; then
   SQUID_TCP_SO_SNDBUF=`cat conftestval`
 else
@@ -2840,7 +2915,7 @@ if test "$cross_compiling" = yes; then
   SQUID_TCP_SO_RCVBUF=16384
 else
 cat > conftest.$ac_ext <<EOF
-#line 2844 "configure"
+#line 2919 "configure"
 #include "confdefs.h"
 
 #include <sys/types.h>
@@ -2857,7 +2932,7 @@ main ()
 }
 
 EOF
-eval $ac_link
+{ (eval echo configure:2936: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }
 if test -s conftest && (./conftest; exit) 2>/dev/null; then
   SQUID_TCP_SO_RCVBUF=`cat conftestval`
 else
@@ -2873,7 +2948,7 @@ EOF
 
 echo $ac_n "checking if sys_errlist is already defined""... $ac_c" 1>&6
 cat > conftest.$ac_ext <<EOF
-#line 2877 "configure"
+#line 2952 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 int main() { return 0; }
@@ -2881,7 +2956,7 @@ int t() {
 char *s = sys_errlist[0];
 ; return 0; }
 EOF
-if eval $ac_compile; then
+if { (eval echo configure:2960: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   echo "$ac_t""yes" 1>&6
 else
@@ -2897,7 +2972,7 @@ rm -f conftest*
 
 echo $ac_n "checking for libresolv _dns_ttl_ hack""... $ac_c" 1>&6
 cat > conftest.$ac_ext <<EOF
-#line 2901 "configure"
+#line 2976 "configure"
 #include "confdefs.h"
 extern int _dns_ttl_;
 int main() { return 0; }
@@ -2905,7 +2980,7 @@ int t() {
 return _dns_ttl_;
 ; return 0; }
 EOF
-if eval $ac_link; then
+if { (eval echo configure:2984: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
   rm -rf conftest*
   echo "$ac_t""yes" 1>&6
 cat >> confdefs.h <<\EOF
@@ -3014,7 +3089,7 @@ 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 2.7"
+    echo "$CONFIG_STATUS generated by autoconf version 2.10"
     exit 0 ;;
   -help | --help | --hel | --he | --h)
     echo "\$ac_cs_usage"; exit 0 ;;
@@ -3208,7 +3283,7 @@ rm -f conftest.vals
 cat > conftest.hdr <<\EOF
 s/[\\&%]/\\&/g
 s%[\\$`]%\\&%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
@@ -3256,6 +3331,12 @@ 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