Added --disable-unlinkd configure option to optionally remove unlinkd

when it is not needed (unlinkd is currently only used by the ufs store)

diff --git a/configure b/configure
index 216338d09aad0e38083228bad22f318caea3edc2..6e0b91fe70052566963182a614402ae48530bce9 100755 (executable)
--- a/configure
+++ b/configure
@@ -132,6 +132,10 @@ ac_help="$ac_help
                           to build and install as part of the normal build
                           process. For a list of available modules see
                           the auth_modules directory."
+ac_help="$ac_help
+  --disable-unlinkd       Do not use unlinkd"
+ac_help="$ac_help
+  --enable-stacktraces    Enable automatic call backtrace on fatal errors"
 
 # Initialize some variables set by options.
 # The variables have the same names as the options, with
@@ -671,7 +675,7 @@ else { echo "configure: error: can not run $ac_config_sub" 1>&2; exit 1; }
 fi
 
 echo $ac_n "checking host system type""... $ac_c" 1>&6
-echo "configure:675: checking host system type" >&5
+echo "configure:679: checking host system type" >&5
 
 host_alias=$host
 case "$host_alias" in
@@ -739,7 +743,7 @@ PRESET_CFLAGS="$CFLAGS"
 # Extract the first word of "gcc", so it can be a program name with args.
 set dummy gcc; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:743: checking for $ac_word" >&5
+echo "configure:747: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -769,7 +773,7 @@ if test -z "$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
-echo "configure:773: checking for $ac_word" >&5
+echo "configure:777: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -820,7 +824,7 @@ fi
       # Extract the first word of "cl", so it can be a program name with args.
 set dummy cl; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:824: checking for $ac_word" >&5
+echo "configure:828: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -852,7 +856,7 @@ fi
 fi
 
 echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works""... $ac_c" 1>&6
-echo "configure:856: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
+echo "configure:860: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
 
 ac_ext=c
 # CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
@@ -863,12 +867,12 @@ cross_compiling=$ac_cv_prog_cc_cross
 
 cat > conftest.$ac_ext << EOF
 
-#line 867 "configure"
+#line 871 "configure"
 #include "confdefs.h"
 
 main(){return(0);}
 EOF
-if { (eval echo configure:872: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:876: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   ac_cv_prog_cc_works=yes
   # If we can't run a trivial program, we are probably using a cross compiler.
   if (./conftest; exit) 2>/dev/null; then
@@ -894,12 +898,12 @@ if test $ac_cv_prog_cc_works = no; then
   { echo "configure: error: installation or configuration problem: C compiler cannot create executables." 1>&2; exit 1; }
 fi
 echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6
-echo "configure:898: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
+echo "configure:902: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
 echo "$ac_t""$ac_cv_prog_cc_cross" 1>&6
 cross_compiling=$ac_cv_prog_cc_cross
 
 echo $ac_n "checking whether we are using GNU C""... $ac_c" 1>&6
-echo "configure:903: checking whether we are using GNU C" >&5
+echo "configure:907: checking whether we are using GNU C" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -908,7 +912,7 @@ else
   yes;
 #endif
 EOF
-if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:912: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
+if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:916: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
   ac_cv_prog_gcc=yes
 else
   ac_cv_prog_gcc=no
@@ -927,7 +931,7 @@ ac_test_CFLAGS="${CFLAGS+set}"
 ac_save_CFLAGS="$CFLAGS"
 CFLAGS=
 echo $ac_n "checking whether ${CC-cc} accepts -g""... $ac_c" 1>&6
-echo "configure:931: checking whether ${CC-cc} accepts -g" >&5
+echo "configure:935: checking whether ${CC-cc} accepts -g" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_cc_g'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1674,6 +1678,53 @@ if test -n "$AUTH_MODULES"; then
 fi
 
 
+# Check whether --enable-unlinkd or --disable-unlinkd was given.
+if test "${enable_unlinkd+set}" = set; then
+  enableval="$enable_unlinkd"
+   if test "$enableval" = "no" ; then
+    USE_UNLINKD=0
+  else
+    USE_UNLINKD=1
+  fi
+
+else
+  
+    # Here we should probably use some magic depending on the selected
+    # storage models
+    USE_UNLINKD=1
+
+fi
+
+if test $USE_UNLINKD; then
+    echo "unlinkd enabled"
+    cat >> confdefs.h <<\EOF
+#define USE_UNLINKD 1
+EOF
+
+    OPT_UNLINKD_EXE='$(OPT_UNLINKD_EXE)'
+    UNLINKD_OBJS='unlinkd.o'
+else
+    echo "unlinkd disabled"
+    OPT_UNLINKD_EXE=''
+    UNLINKD_OBJS=''
+fi
+
+
+
+# Check whether --enable-stacktraces or --disable-stacktraces was given.
+if test "${enable_stacktraces+set}" = set; then
+  enableval="$enable_stacktraces"
+   if test "$enableval" = "yes" ; then
+    echo "Enabling automatic stack backtraces on fatal errors"
+    cat >> confdefs.h <<\EOF
+#define PRINT_STACK_TRACE 1
+EOF
+
+  fi
+
+fi
+
+
 # Force some compilers to use ANSI features
 #
 case "$host" in
@@ -1694,7 +1745,7 @@ case "$host" in
 esac
 
 echo $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&6
-echo "configure:1698: checking how to run the C preprocessor" >&5
+echo "configure:1749: checking how to run the C preprocessor" >&5
 # On Suns, sometimes $CPP names a directory.
 if test -n "$CPP" && test -d "$CPP"; then
   CPP=
@@ -1709,13 +1760,13 @@ else
   # On the NeXT, cc -E runs the code through the compiler's parser,
   # not just through cpp.
   cat > conftest.$ac_ext <<EOF
-#line 1713 "configure"
+#line 1764 "configure"
 #include "confdefs.h"
 #include <assert.h>
 Syntax Error
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1719: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1770: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   :
@@ -1726,13 +1777,13 @@ else
   rm -rf conftest*
   CPP="${CC-cc} -E -traditional-cpp"
   cat > conftest.$ac_ext <<EOF
-#line 1730 "configure"
+#line 1781 "configure"
 #include "confdefs.h"
 #include <assert.h>
 Syntax Error
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1736: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1787: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   :
@@ -1743,13 +1794,13 @@ else
   rm -rf conftest*
   CPP="${CC-cc} -nologo -E"
   cat > conftest.$ac_ext <<EOF
-#line 1747 "configure"
+#line 1798 "configure"
 #include "confdefs.h"
 #include <assert.h>
 Syntax Error
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1753: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1804: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   :
@@ -1785,7 +1836,7 @@ echo "$ac_t""$CPP" 1>&6
 # SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff"
 # ./install, which can be erroneously created by make from ./install.sh.
 echo $ac_n "checking for a BSD compatible install""... $ac_c" 1>&6
-echo "configure:1789: checking for a BSD compatible install" >&5
+echo "configure:1840: checking for a BSD compatible install" >&5
 if test -z "$INSTALL"; then
 if eval "test \"`echo '$''{'ac_cv_path_install'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1840,7 +1891,7 @@ test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'
 # Extract the first word of "ranlib", so it can be a program name with args.
 set dummy ranlib; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1844: checking for $ac_word" >&5
+echo "configure:1895: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1868,7 +1919,7 @@ else
 fi
 
 echo $ac_n "checking whether ln -s works""... $ac_c" 1>&6
-echo "configure:1872: checking whether ln -s works" >&5
+echo "configure:1923: checking whether ln -s works" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_LN_S'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1891,7 +1942,7 @@ fi
 # Extract the first word of "sh", so it can be a program name with args.
 set dummy sh; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1895: checking for $ac_word" >&5
+echo "configure:1946: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_SH'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1927,7 +1978,7 @@ fi
 # Extract the first word of "false", so it can be a program name with args.
 set dummy false; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1931: checking for $ac_word" >&5
+echo "configure:1982: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_FALSE'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1963,7 +2014,7 @@ fi
 # Extract the first word of "true", so it can be a program name with args.
 set dummy true; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1967: checking for $ac_word" >&5
+echo "configure:2018: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_TRUE'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1999,7 +2050,7 @@ fi
 # Extract the first word of "rm", so it can be a program name with args.
 set dummy rm; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2003: checking for $ac_word" >&5
+echo "configure:2054: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_RM'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2035,7 +2086,7 @@ fi
 # Extract the first word of "mv", so it can be a program name with args.
 set dummy mv; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2039: checking for $ac_word" >&5
+echo "configure:2090: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_MV'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2071,7 +2122,7 @@ fi
 # Extract the first word of "mkdir", so it can be a program name with args.
 set dummy mkdir; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2075: checking for $ac_word" >&5
+echo "configure:2126: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_MKDIR'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2107,7 +2158,7 @@ fi
 # Extract the first word of "ln", so it can be a program name with args.
 set dummy ln; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2111: checking for $ac_word" >&5
+echo "configure:2162: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_LN'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2143,7 +2194,7 @@ fi
 # Extract the first word of "perl", so it can be a program name with args.
 set dummy perl; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2147: checking for $ac_word" >&5
+echo "configure:2198: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_PERL'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2179,7 +2230,7 @@ fi
 # Extract the first word of "makedepend", so it can be a program name with args.
 set dummy makedepend; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2183: checking for $ac_word" >&5
+echo "configure:2234: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_MAKEDEPEND'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2215,7 +2266,7 @@ fi
 # Extract the first word of "ar", so it can be a program name with args.
 set dummy ar; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2219: checking for $ac_word" >&5
+echo "configure:2270: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_AR'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2269,12 +2320,12 @@ for ac_hdr in dirent.h sys/ndir.h sys/dir.h ndir.h
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr that defines DIR""... $ac_c" 1>&6
-echo "configure:2273: checking for $ac_hdr that defines DIR" >&5
+echo "configure:2324: checking for $ac_hdr that defines DIR" >&5
 if eval "test \"`echo '$''{'ac_cv_header_dirent_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2278 "configure"
+#line 2329 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <$ac_hdr>
@@ -2282,7 +2333,7 @@ int main() {
 DIR *dirp = 0;
 ; return 0; }
 EOF
-if { (eval echo configure:2286: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2337: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   eval "ac_cv_header_dirent_$ac_safe=yes"
 else
@@ -2307,7 +2358,7 @@ 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 opendir in -ldir""... $ac_c" 1>&6
-echo "configure:2311: checking for opendir in -ldir" >&5
+echo "configure:2362: checking for opendir in -ldir" >&5
 ac_lib_var=`echo dir'_'opendir | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2315,7 +2366,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldir  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2319 "configure"
+#line 2370 "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
@@ -2326,7 +2377,7 @@ int main() {
 opendir()
 ; return 0; }
 EOF
-if { (eval echo configure:2330: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2381: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -2348,7 +2399,7 @@ fi
 
 else
 echo $ac_n "checking for opendir in -lx""... $ac_c" 1>&6
-echo "configure:2352: checking for opendir in -lx" >&5
+echo "configure:2403: checking for opendir in -lx" >&5
 ac_lib_var=`echo x'_'opendir | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2356,7 +2407,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lx  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2360 "configure"
+#line 2411 "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
@@ -2367,7 +2418,7 @@ int main() {
 opendir()
 ; return 0; }
 EOF
-if { (eval echo configure:2371: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2422: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -2390,12 +2441,12 @@ fi
 fi
 
 echo $ac_n "checking for ANSI C header files""... $ac_c" 1>&6
-echo "configure:2394: checking for ANSI C header files" >&5
+echo "configure:2445: checking for ANSI C header files" >&5
 if eval "test \"`echo '$''{'ac_cv_header_stdc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2399 "configure"
+#line 2450 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 #include <stdarg.h>
@@ -2403,7 +2454,7 @@ else
 #include <float.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:2407: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:2458: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -2420,7 +2471,7 @@ 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 2424 "configure"
+#line 2475 "configure"
 #include "confdefs.h"
 #include <string.h>
 EOF
@@ -2438,7 +2489,7 @@ 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 2442 "configure"
+#line 2493 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 EOF
@@ -2459,7 +2510,7 @@ if test "$cross_compiling" = yes; then
   :
 else
   cat > conftest.$ac_ext <<EOF
-#line 2463 "configure"
+#line 2514 "configure"
 #include "confdefs.h"
 #include <ctype.h>
 #define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
@@ -2470,7 +2521,7 @@ if (XOR (islower (i), ISLOWER (i)) || toupper (i) != TOUPPER (i)) exit(2);
 exit (0); }
 
 EOF
-if { (eval echo configure:2474: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:2525: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   :
 else
@@ -2503,6 +2554,7 @@ for ac_hdr in \
        crypt.h \
        ctype.h \
        errno.h \
+       execinfo.h \
        fcntl.h \
        getopt.h \
        gnumalloc.h \
@@ -2561,17 +2613,17 @@ for ac_hdr in \
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:2565: checking for $ac_hdr" >&5
+echo "configure:2617: checking for $ac_hdr" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2570 "configure"
+#line 2622 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:2575: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:2627: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -2599,12 +2651,12 @@ done
 
 
 echo $ac_n "checking for working const""... $ac_c" 1>&6
-echo "configure:2603: checking for working const" >&5
+echo "configure:2655: checking for working const" >&5
 if eval "test \"`echo '$''{'ac_cv_c_const'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2608 "configure"
+#line 2660 "configure"
 #include "confdefs.h"
 
 int main() {
@@ -2653,7 +2705,7 @@ ccp = (char const *const *) p;
 
 ; return 0; }
 EOF
-if { (eval echo configure:2657: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2709: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_const=yes
 else
@@ -2674,14 +2726,14 @@ EOF
 fi
 
 echo $ac_n "checking whether byte ordering is bigendian""... $ac_c" 1>&6
-echo "configure:2678: checking whether byte ordering is bigendian" >&5
+echo "configure:2730: checking whether byte ordering is bigendian" >&5
 if eval "test \"`echo '$''{'ac_cv_c_bigendian'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_cv_c_bigendian=unknown
 # See if sys/param.h defines the BYTE_ORDER macro.
 cat > conftest.$ac_ext <<EOF
-#line 2685 "configure"
+#line 2737 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/param.h>
@@ -2692,11 +2744,11 @@ int main() {
 #endif
 ; return 0; }
 EOF
-if { (eval echo configure:2696: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2748: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   # It does; now see whether it defined to BIG_ENDIAN or not.
 cat > conftest.$ac_ext <<EOF
-#line 2700 "configure"
+#line 2752 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/param.h>
@@ -2707,7 +2759,7 @@ int main() {
 #endif
 ; return 0; }
 EOF
-if { (eval echo configure:2711: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2763: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_bigendian=yes
 else
@@ -2727,7 +2779,7 @@ if test "$cross_compiling" = yes; then
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 2731 "configure"
+#line 2783 "configure"
 #include "confdefs.h"
 main () {
   /* Are we little or big endian?  From Harbison&Steele.  */
@@ -2740,7 +2792,7 @@ main () {
   exit (u.c[sizeof (long) - 1] == 1);
 }
 EOF
-if { (eval echo configure:2744: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:2796: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_c_bigendian=no
 else
@@ -2765,20 +2817,20 @@ fi
 
 
 echo $ac_n "checking if ANSI prototypes work""... $ac_c" 1>&6
-echo "configure:2769: checking if ANSI prototypes work" >&5
+echo "configure:2821: checking if ANSI prototypes work" >&5
 if eval "test \"`echo '$''{'ac_cv_have_ansi_prototypes'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
   cat > conftest.$ac_ext <<EOF
-#line 2775 "configure"
+#line 2827 "configure"
 #include "confdefs.h"
 int foo(char *); int foo (char *bar) {return 1;}
 int main() {
 foo("bar")
 ; return 0; }
 EOF
-if { (eval echo configure:2782: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2834: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_have_ansi_prototypes="yes"
 else
@@ -2800,13 +2852,13 @@ EOF
 fi
 
 echo $ac_n "checking for tm->tm_gmtoff""... $ac_c" 1>&6
-echo "configure:2804: checking for tm->tm_gmtoff" >&5
+echo "configure:2856: checking for tm->tm_gmtoff" >&5
 if eval "test \"`echo '$''{'ac_cv_have_tm_gmoff'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
   cat > conftest.$ac_ext <<EOF
-#line 2810 "configure"
+#line 2862 "configure"
 #include "confdefs.h"
 #include <time.h>
 #include <sys/time.h>
@@ -2815,7 +2867,7 @@ struct tm foo;
       foo.tm_gmtoff = 0;
 ; return 0; }
 EOF
-if { (eval echo configure:2819: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2871: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_have_tm_gmoff="yes"
 else
@@ -2837,13 +2889,13 @@ EOF
 fi
 
 echo $ac_n "checking for struct mallinfo""... $ac_c" 1>&6
-echo "configure:2841: checking for struct mallinfo" >&5
+echo "configure:2893: checking for struct mallinfo" >&5
 if eval "test \"`echo '$''{'ac_cv_have_struct_mallinfo'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
   cat > conftest.$ac_ext <<EOF
-#line 2847 "configure"
+#line 2899 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if HAVE_MALLOC_H
@@ -2861,7 +2913,7 @@ struct mallinfo foo;
     foo.keepcost = 0;
 ; return 0; }
 EOF
-if { (eval echo configure:2865: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2917: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_have_struct_mallinfo="yes"
 else
@@ -2883,13 +2935,13 @@ EOF
 fi
 
 echo $ac_n "checking for extended mallinfo""... $ac_c" 1>&6
-echo "configure:2887: checking for extended mallinfo" >&5
+echo "configure:2939: checking for extended mallinfo" >&5
 if eval "test \"`echo '$''{'ac_cv_have_ext_mallinfo'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
   cat > conftest.$ac_ext <<EOF
-#line 2893 "configure"
+#line 2945 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <malloc.h>
@@ -2898,7 +2950,7 @@ struct mallinfo foo;
       foo.mxfast = 0;
 ; return 0; }
 EOF
-if { (eval echo configure:2902: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2954: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_have_ext_mallinfo="yes"
 else
@@ -2920,13 +2972,13 @@ EOF
 fi
 
 echo $ac_n "checking for struct rusage""... $ac_c" 1>&6
-echo "configure:2924: checking for struct rusage" >&5
+echo "configure:2976: checking for struct rusage" >&5
 if eval "test \"`echo '$''{'ac_cv_have_struct_rusage'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
   cat > conftest.$ac_ext <<EOF
-#line 2930 "configure"
+#line 2982 "configure"
 #include "confdefs.h"
 
 #if HAVE_SYS_TIME_H
@@ -2939,7 +2991,7 @@ int main() {
 struct rusage R;
 ; return 0; }
 EOF
-if { (eval echo configure:2943: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2995: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_have_struct_rusage="yes"
 else
@@ -2961,13 +3013,13 @@ EOF
 fi
 
 echo $ac_n "checking for ip->ip_hl""... $ac_c" 1>&6
-echo "configure:2965: checking for ip->ip_hl" >&5
+echo "configure:3017: checking for ip->ip_hl" >&5
 if eval "test \"`echo '$''{'ac_cv_have_ip_hl'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
   cat > conftest.$ac_ext <<EOF
-#line 2971 "configure"
+#line 3023 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <netinet/in.h>
@@ -2984,7 +3036,7 @@ struct iphdr ip;
       ip.ip_hl= 0;
 ; return 0; }
 EOF
-if { (eval echo configure:2988: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3040: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_have_ip_hl="yes"
 else
@@ -3006,7 +3058,7 @@ EOF
 fi
 
 echo $ac_n "checking size of int""... $ac_c" 1>&6
-echo "configure:3010: checking size of int" >&5
+echo "configure:3062: checking size of int" >&5
 if eval "test \"`echo '$''{'ac_cv_sizeof_int'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3014,7 +3066,7 @@ else
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 3018 "configure"
+#line 3070 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 main()
@@ -3025,7 +3077,7 @@ main()
   exit(0);
 }
 EOF
-if { (eval echo configure:3029: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:3081: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_sizeof_int=`cat conftestval`
 else
@@ -3045,7 +3097,7 @@ EOF
 
 
 echo $ac_n "checking size of long""... $ac_c" 1>&6
-echo "configure:3049: checking size of long" >&5
+echo "configure:3101: checking size of long" >&5
 if eval "test \"`echo '$''{'ac_cv_sizeof_long'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3053,7 +3105,7 @@ else
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 3057 "configure"
+#line 3109 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 main()
@@ -3064,7 +3116,7 @@ main()
   exit(0);
 }
 EOF
-if { (eval echo configure:3068: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:3120: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_sizeof_long=`cat conftestval`
 else
@@ -3084,7 +3136,7 @@ EOF
 
 
 echo $ac_n "checking size of void *""... $ac_c" 1>&6
-echo "configure:3088: checking size of void *" >&5
+echo "configure:3140: checking size of void *" >&5
 if eval "test \"`echo '$''{'ac_cv_sizeof_void_p'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3092,7 +3144,7 @@ else
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 3096 "configure"
+#line 3148 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 main()
@@ -3103,7 +3155,7 @@ main()
   exit(0);
 }
 EOF
-if { (eval echo configure:3107: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:3159: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_sizeof_void_p=`cat conftestval`
 else
@@ -3126,19 +3178,19 @@ EOF
 # The Ultrix 4.2 mips builtin alloca declared by alloca.h only works
 # for constant arguments.  Useless!
 echo $ac_n "checking for working alloca.h""... $ac_c" 1>&6
-echo "configure:3130: checking for working alloca.h" >&5
+echo "configure:3182: checking for working alloca.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_alloca_h'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3135 "configure"
+#line 3187 "configure"
 #include "confdefs.h"
 #include <alloca.h>
 int main() {
 char *p = alloca(2 * sizeof(int));
 ; return 0; }
 EOF
-if { (eval echo configure:3142: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3194: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ac_cv_header_alloca_h=yes
 else
@@ -3159,12 +3211,12 @@ EOF
 fi
 
 echo $ac_n "checking for alloca""... $ac_c" 1>&6
-echo "configure:3163: checking for alloca" >&5
+echo "configure:3215: checking for alloca" >&5
 if eval "test \"`echo '$''{'ac_cv_func_alloca_works'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3168 "configure"
+#line 3220 "configure"
 #include "confdefs.h"
 
 #ifdef __GNUC__
@@ -3192,7 +3244,7 @@ int main() {
 char *p = (char *) alloca(1);
 ; return 0; }
 EOF
-if { (eval echo configure:3196: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3248: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ac_cv_func_alloca_works=yes
 else
@@ -3224,12 +3276,12 @@ EOF
 
 
 echo $ac_n "checking whether alloca needs Cray hooks""... $ac_c" 1>&6
-echo "configure:3228: checking whether alloca needs Cray hooks" >&5
+echo "configure:3280: checking whether alloca needs Cray hooks" >&5
 if eval "test \"`echo '$''{'ac_cv_os_cray'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3233 "configure"
+#line 3285 "configure"
 #include "confdefs.h"
 #if defined(CRAY) && ! defined(CRAY2)
 webecray
@@ -3254,12 +3306,12 @@ echo "$ac_t""$ac_cv_os_cray" 1>&6
 if test $ac_cv_os_cray = yes; then
 for ac_func in _getb67 GETB67 getb67; do
   echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:3258: checking for $ac_func" >&5
+echo "configure:3310: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3263 "configure"
+#line 3315 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -3282,7 +3334,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:3286: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3338: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -3309,7 +3361,7 @@ done
 fi
 
 echo $ac_n "checking stack direction for C alloca""... $ac_c" 1>&6
-echo "configure:3313: checking stack direction for C alloca" >&5
+echo "configure:3365: checking stack direction for C alloca" >&5
 if eval "test \"`echo '$''{'ac_cv_c_stack_direction'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3317,7 +3369,7 @@ else
   ac_cv_c_stack_direction=0
 else
   cat > conftest.$ac_ext <<EOF
-#line 3321 "configure"
+#line 3373 "configure"
 #include "confdefs.h"
 find_stack_direction ()
 {
@@ -3336,7 +3388,7 @@ main ()
   exit (find_stack_direction() < 0);
 }
 EOF
-if { (eval echo configure:3340: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:3392: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_c_stack_direction=1
 else
@@ -3359,12 +3411,12 @@ fi
 
 
 echo $ac_n "checking for pid_t""... $ac_c" 1>&6
-echo "configure:3363: checking for pid_t" >&5
+echo "configure:3415: checking for pid_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_pid_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3368 "configure"
+#line 3420 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -3392,12 +3444,12 @@ EOF
 fi
 
 echo $ac_n "checking for size_t""... $ac_c" 1>&6
-echo "configure:3396: checking for size_t" >&5
+echo "configure:3448: checking for size_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_size_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3401 "configure"
+#line 3453 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -3425,12 +3477,12 @@ EOF
 fi
 
 echo $ac_n "checking for ssize_t""... $ac_c" 1>&6
-echo "configure:3429: checking for ssize_t" >&5
+echo "configure:3481: checking for ssize_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_ssize_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3434 "configure"
+#line 3486 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -3458,12 +3510,12 @@ EOF
 fi
 
 echo $ac_n "checking for off_t""... $ac_c" 1>&6
-echo "configure:3462: checking for off_t" >&5
+echo "configure:3514: checking for off_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_off_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3467 "configure"
+#line 3519 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -3491,12 +3543,12 @@ EOF
 fi
 
 echo $ac_n "checking for mode_t""... $ac_c" 1>&6
-echo "configure:3495: checking for mode_t" >&5
+echo "configure:3547: checking for mode_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_mode_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3500 "configure"
+#line 3552 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -3524,12 +3576,12 @@ EOF
 fi
 
 echo $ac_n "checking for fd_mask""... $ac_c" 1>&6
-echo "configure:3528: checking for fd_mask" >&5
+echo "configure:3580: checking for fd_mask" >&5
 if eval "test \"`echo '$''{'ac_cv_type_fd_mask'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3533 "configure"
+#line 3585 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -3558,13 +3610,13 @@ fi
 
 
 echo $ac_n "checking for socklen_t""... $ac_c" 1>&6
-echo "configure:3562: checking for socklen_t" >&5
+echo "configure:3614: checking for socklen_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_socklen_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
   cat > conftest.$ac_ext <<EOF
-#line 3568 "configure"
+#line 3620 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/socket.h>
@@ -3595,13 +3647,13 @@ EOF
 fi
 
 echo $ac_n "checking for mtyp_t""... $ac_c" 1>&6
-echo "configure:3599: checking for mtyp_t" >&5
+echo "configure:3651: checking for mtyp_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_mtyp_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
   cat > conftest.$ac_ext <<EOF
-#line 3605 "configure"
+#line 3657 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/ipc.h>
@@ -3629,7 +3681,7 @@ EOF
  fi
 
 echo $ac_n "checking for main in -lnsl""... $ac_c" 1>&6
-echo "configure:3633: checking for main in -lnsl" >&5
+echo "configure:3685: checking for main in -lnsl" >&5
 ac_lib_var=`echo nsl'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -3637,14 +3689,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lnsl  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 3641 "configure"
+#line 3693 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:3648: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3700: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -3672,7 +3724,7 @@ else
 fi
 
 echo $ac_n "checking for main in -lsocket""... $ac_c" 1>&6
-echo "configure:3676: checking for main in -lsocket" >&5
+echo "configure:3728: checking for main in -lsocket" >&5
 ac_lib_var=`echo socket'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -3680,14 +3732,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lsocket  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 3684 "configure"
+#line 3736 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:3691: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3743: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -3719,7 +3771,7 @@ if test "x$ac_cv_enabled_dlmalloc" = "xyes" ; then
   echo "skipping libmalloc check (--enable-dlmalloc specified)"
 else
   echo $ac_n "checking for main in -lgnumalloc""... $ac_c" 1>&6
-echo "configure:3723: checking for main in -lgnumalloc" >&5
+echo "configure:3775: checking for main in -lgnumalloc" >&5
 ac_lib_var=`echo gnumalloc'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -3727,14 +3779,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lgnumalloc  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 3731 "configure"
+#line 3783 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:3738: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3790: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -3777,7 +3829,7 @@ fi
                        *)
   
                                echo $ac_n "checking for main in -lmalloc""... $ac_c" 1>&6
-echo "configure:3781: checking for main in -lmalloc" >&5
+echo "configure:3833: checking for main in -lmalloc" >&5
 ac_lib_var=`echo malloc'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -3785,14 +3837,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lmalloc  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 3789 "configure"
+#line 3841 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:3796: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3848: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -3825,7 +3877,7 @@ fi
 fi
 
 echo $ac_n "checking for main in -lbsd""... $ac_c" 1>&6
-echo "configure:3829: checking for main in -lbsd" >&5
+echo "configure:3881: checking for main in -lbsd" >&5
 ac_lib_var=`echo bsd'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -3833,14 +3885,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lbsd  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 3837 "configure"
+#line 3889 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:3844: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3896: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -3868,7 +3920,7 @@ else
 fi
 
 echo $ac_n "checking for main in -lregex""... $ac_c" 1>&6
-echo "configure:3872: checking for main in -lregex" >&5
+echo "configure:3924: checking for main in -lregex" >&5
 ac_lib_var=`echo regex'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -3876,14 +3928,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lregex  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 3880 "configure"
+#line 3932 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:3887: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3939: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -3904,7 +3956,7 @@ else
 fi
 
 echo $ac_n "checking for gethostbyname in -lbind""... $ac_c" 1>&6
-echo "configure:3908: checking for gethostbyname in -lbind" >&5
+echo "configure:3960: checking for gethostbyname in -lbind" >&5
 ac_lib_var=`echo bind'_'gethostbyname | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -3912,7 +3964,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lbind  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 3916 "configure"
+#line 3968 "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
@@ -3923,7 +3975,7 @@ int main() {
 gethostbyname()
 ; return 0; }
 EOF
-if { (eval echo configure:3927: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3979: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -3957,7 +4009,7 @@ if test $ac_cv_lib_bind_gethostbyname = "no" ; then
                ;;
        *)
                echo $ac_n "checking for inet_aton in -lresolv""... $ac_c" 1>&6
-echo "configure:3961: checking for inet_aton in -lresolv" >&5
+echo "configure:4013: checking for inet_aton in -lresolv" >&5
 ac_lib_var=`echo resolv'_'inet_aton | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -3965,7 +4017,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lresolv  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 3969 "configure"
+#line 4021 "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
@@ -3976,7 +4028,7 @@ int main() {
 inet_aton()
 ; return 0; }
 EOF
-if { (eval echo configure:3980: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4032: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -3992,7 +4044,7 @@ fi
 if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
   echo "$ac_t""yes" 1>&6
   echo $ac_n "checking for inet_aton in -l44bsd""... $ac_c" 1>&6
-echo "configure:3996: checking for inet_aton in -l44bsd" >&5
+echo "configure:4048: checking for inet_aton in -l44bsd" >&5
 ac_lib_var=`echo 44bsd'_'inet_aton | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4000,7 +4052,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-l44bsd  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4004 "configure"
+#line 4056 "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
@@ -4011,7 +4063,7 @@ int main() {
 inet_aton()
 ; return 0; }
 EOF
-if { (eval echo configure:4015: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4067: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -4043,7 +4095,7 @@ else
 fi
 
                echo $ac_n "checking for main in -lresolv""... $ac_c" 1>&6
-echo "configure:4047: checking for main in -lresolv" >&5
+echo "configure:4099: checking for main in -lresolv" >&5
 ac_lib_var=`echo resolv'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4051,14 +4103,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lresolv  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4055 "configure"
+#line 4107 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:4062: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4114: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -4089,7 +4141,7 @@ fi
     esac
 fi
 echo $ac_n "checking for main in -lm""... $ac_c" 1>&6
-echo "configure:4093: checking for main in -lm" >&5
+echo "configure:4145: checking for main in -lm" >&5
 ac_lib_var=`echo m'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4097,14 +4149,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lm  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4101 "configure"
+#line 4153 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:4108: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4160: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -4133,7 +4185,7 @@ fi
 
 
 echo $ac_n "checking for crypt in -lcrypt""... $ac_c" 1>&6
-echo "configure:4137: checking for crypt in -lcrypt" >&5
+echo "configure:4189: checking for crypt in -lcrypt" >&5
 ac_lib_var=`echo crypt'_'crypt | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4141,7 +4193,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lcrypt  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4145 "configure"
+#line 4197 "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
@@ -4152,7 +4204,7 @@ int main() {
 crypt()
 ; return 0; }
 EOF
-if { (eval echo configure:4156: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4208: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -4185,7 +4237,7 @@ fi
 
 
 echo $ac_n "checking for main in -lpthread""... $ac_c" 1>&6
-echo "configure:4189: checking for main in -lpthread" >&5
+echo "configure:4241: checking for main in -lpthread" >&5
 ac_lib_var=`echo pthread'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4193,14 +4245,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lpthread  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4197 "configure"
+#line 4249 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:4204: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4256: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -4235,7 +4287,7 @@ fi
 case "$host" in
        *-pc-sco3.2*)
                echo $ac_n "checking for strftime in -lintl""... $ac_c" 1>&6
-echo "configure:4239: checking for strftime in -lintl" >&5
+echo "configure:4291: checking for strftime in -lintl" >&5
 ac_lib_var=`echo intl'_'strftime | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4243,7 +4295,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lintl  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4247 "configure"
+#line 4299 "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
@@ -4254,7 +4306,7 @@ int main() {
 strftime()
 ; return 0; }
 EOF
-if { (eval echo configure:4258: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4310: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -4390,6 +4442,7 @@ fi
 
 for ac_func in \
        bcopy \
+       backtrace_symbols_fd \
        crypt \
        fchmod \
        getdtablesize \
@@ -4434,12 +4487,12 @@ for ac_func in \
 
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:4438: checking for $ac_func" >&5
+echo "configure:4491: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4443 "configure"
+#line 4496 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -4462,7 +4515,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4466: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4519: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -4488,7 +4541,7 @@ done
 
 
 echo $ac_n "checking if setresuid is implemented""... $ac_c" 1>&6
-echo "configure:4492: checking if setresuid is implemented" >&5
+echo "configure:4545: checking if setresuid is implemented" >&5
 if eval "test \"`echo '$''{'ac_cv_func_setresuid'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4496,7 +4549,7 @@ else
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 4500 "configure"
+#line 4553 "configure"
 #include "confdefs.h"
 
 #include <stdlib.h>
@@ -4509,7 +4562,7 @@ else
   }
   
 EOF
-if { (eval echo configure:4513: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:4566: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_func_setresuid="yes"
 else
@@ -4534,7 +4587,7 @@ fi
 
 if test "$IPF_TRANSPARENT" ; then
     echo $ac_n "checking if IP-Filter header files are installed""... $ac_c" 1>&6
-echo "configure:4538: checking if IP-Filter header files are installed" >&5
+echo "configure:4591: checking if IP-Filter header files are installed" >&5
     if test "$ac_cv_header_ip_compat_h" = "yes" &&
        test "$ac_cv_header_ip_fil_h" = "yes" &&
        test "$ac_cv_header_ip_nat_h" = "yes" ; then
@@ -4577,13 +4630,13 @@ if test -z "$USE_GNUREGEX" ; then
     esac
 fi
 echo $ac_n "checking if GNUregex needs to be compiled""... $ac_c" 1>&6
-echo "configure:4581: checking if GNUregex needs to be compiled" >&5
+echo "configure:4634: checking if GNUregex needs to be compiled" >&5
 if test -z "$USE_GNUREGEX"; then
 if test "$ac_cv_func_regcomp" = "no" || test "$USE_GNUREGEX" = "yes" ; then
        USE_GNUREGEX="yes"
 else
        cat > conftest.$ac_ext <<EOF
-#line 4587 "configure"
+#line 4640 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <regex.h>
@@ -4591,7 +4644,7 @@ int main() {
 regex_t t; regcomp(&t,"",0);
 ; return 0; }
 EOF
-if { (eval echo configure:4595: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4648: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   USE_GNUREGEX="no"
 else
@@ -4622,12 +4675,12 @@ for ac_func in \
 
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:4626: checking for $ac_func" >&5
+echo "configure:4679: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4631 "configure"
+#line 4684 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -4650,7 +4703,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4654: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4707: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -4678,12 +4731,12 @@ done
 
 
 echo $ac_n "checking Default FD_SETSIZE value""... $ac_c" 1>&6
-echo "configure:4682: checking Default FD_SETSIZE value" >&5
+echo "configure:4735: checking Default FD_SETSIZE value" >&5
 if test "$cross_compiling" = yes; then
   DEFAULT_FD_SETSIZE=256
 else
   cat > conftest.$ac_ext <<EOF
-#line 4687 "configure"
+#line 4740 "configure"
 #include "confdefs.h"
 
 #if HAVE_STDIO_H
@@ -4708,7 +4761,7 @@ main() {
 }
 
 EOF
-if { (eval echo configure:4712: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:4765: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   DEFAULT_FD_SETSIZE=`cat conftestval`
 else
@@ -4727,7 +4780,7 @@ EOF
 
 
 echo $ac_n "checking Maximum number of filedescriptors we can open""... $ac_c" 1>&6
-echo "configure:4731: checking Maximum number of filedescriptors we can open" >&5
+echo "configure:4784: checking Maximum number of filedescriptors we can open" >&5
 TLDFLAGS="$LDFLAGS"
 case $host in
 i386-unknown-freebsd*)
@@ -4739,7 +4792,7 @@ if test "$cross_compiling" = yes; then
   SQUID_MAXFD=256
 else
   cat > conftest.$ac_ext <<EOF
-#line 4743 "configure"
+#line 4796 "configure"
 #include "confdefs.h"
 
 #include <stdio.h>
@@ -4796,7 +4849,7 @@ main() {
 }
 
 EOF
-if { (eval echo configure:4800: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:4853: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   SQUID_MAXFD=`cat conftestval`
 else
@@ -4823,12 +4876,12 @@ fi
 LDFLAGS="$TLDFLAGS"
 
 echo $ac_n "checking Default UDP send buffer size""... $ac_c" 1>&6
-echo "configure:4827: checking Default UDP send buffer size" >&5
+echo "configure:4880: checking Default UDP send buffer size" >&5
 if test "$cross_compiling" = yes; then
   SQUID_UDP_SO_SNDBUF=16384
 else
   cat > conftest.$ac_ext <<EOF
-#line 4832 "configure"
+#line 4885 "configure"
 #include "confdefs.h"
 
 #include <stdlib.h>
@@ -4849,7 +4902,7 @@ main ()
 }
 
 EOF
-if { (eval echo configure:4853: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:4906: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   SQUID_UDP_SO_SNDBUF=`cat conftestval`
 else
@@ -4868,12 +4921,12 @@ EOF
 
 
 echo $ac_n "checking Default UDP receive buffer size""... $ac_c" 1>&6
-echo "configure:4872: checking Default UDP receive buffer size" >&5
+echo "configure:4925: checking Default UDP receive buffer size" >&5
 if test "$cross_compiling" = yes; then
   SQUID_UDP_SO_RCVBUF=16384
 else
   cat > conftest.$ac_ext <<EOF
-#line 4877 "configure"
+#line 4930 "configure"
 #include "confdefs.h"
 
 #include <stdlib.h>
@@ -4894,7 +4947,7 @@ main ()
 }
 
 EOF
-if { (eval echo configure:4898: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:4951: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   SQUID_UDP_SO_RCVBUF=`cat conftestval`
 else
@@ -4913,12 +4966,12 @@ EOF
 
 
 echo $ac_n "checking Default TCP send buffer size""... $ac_c" 1>&6
-echo "configure:4917: checking Default TCP send buffer size" >&5
+echo "configure:4970: checking Default TCP send buffer size" >&5
 if test "$cross_compiling" = yes; then
   SQUID_TCP_SO_SNDBUF=16384
 else
   cat > conftest.$ac_ext <<EOF
-#line 4922 "configure"
+#line 4975 "configure"
 #include "confdefs.h"
 
 #include <stdlib.h>
@@ -4939,7 +4992,7 @@ main ()
 }
 
 EOF
-if { (eval echo configure:4943: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:4996: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   SQUID_TCP_SO_SNDBUF=`cat conftestval`
 else
@@ -4958,12 +5011,12 @@ EOF
 
 
 echo $ac_n "checking Default TCP receive buffer size""... $ac_c" 1>&6
-echo "configure:4962: checking Default TCP receive buffer size" >&5
+echo "configure:5015: checking Default TCP receive buffer size" >&5
 if test "$cross_compiling" = yes; then
   SQUID_TCP_SO_RCVBUF=16384
 else
   cat > conftest.$ac_ext <<EOF
-#line 4967 "configure"
+#line 5020 "configure"
 #include "confdefs.h"
 
 #include <stdlib.h>
@@ -4984,7 +5037,7 @@ main ()
 }
 
 EOF
-if { (eval echo configure:4988: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:5041: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   SQUID_TCP_SO_RCVBUF=`cat conftestval`
 else
@@ -5003,19 +5056,19 @@ EOF
 
 
 echo $ac_n "checking if sys_errlist is already defined""... $ac_c" 1>&6
-echo "configure:5007: checking if sys_errlist is already defined" >&5
+echo "configure:5060: checking if sys_errlist is already defined" >&5
 if eval "test \"`echo '$''{'ac_cv_needs_sys_errlist'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5012 "configure"
+#line 5065 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 int main() {
 char *s = sys_errlist;
 ; return 0; }
 EOF
-if { (eval echo configure:5019: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5072: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_needs_sys_errlist="no"
 else
@@ -5037,16 +5090,16 @@ EOF
 fi
 
 echo $ac_n "checking for libresolv _dns_ttl_ hack""... $ac_c" 1>&6
-echo "configure:5041: checking for libresolv _dns_ttl_ hack" >&5
+echo "configure:5094: checking for libresolv _dns_ttl_ hack" >&5
 cat > conftest.$ac_ext <<EOF
-#line 5043 "configure"
+#line 5096 "configure"
 #include "confdefs.h"
 extern int _dns_ttl_;
 int main() {
 return _dns_ttl_;
 ; return 0; }
 EOF
-if { (eval echo configure:5050: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5103: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   echo "$ac_t""yes" 1>&6
 cat >> confdefs.h <<\EOF
@@ -5062,12 +5115,12 @@ fi
 rm -f conftest*
 
 echo $ac_n "checking if inet_ntoa() actually works""... $ac_c" 1>&6
-echo "configure:5066: checking if inet_ntoa() actually works" >&5
+echo "configure:5119: checking if inet_ntoa() actually works" >&5
 if test "$cross_compiling" = yes; then
   INET_NTOA_RESULT="broken"
 else
   cat > conftest.$ac_ext <<EOF
-#line 5071 "configure"
+#line 5124 "configure"
 #include "confdefs.h"
 
 #include <stdlib.h>
@@ -5086,7 +5139,7 @@ main ()
 }
 
 EOF
-if { (eval echo configure:5090: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:5143: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   INET_NTOA_RESULT=`cat conftestval`
 else
@@ -5112,9 +5165,9 @@ fi
 
 if test "$ac_cv_header_sys_statvfs_h" = "yes" ; then
 echo $ac_n "checking for working statvfs() interface""... $ac_c" 1>&6
-echo "configure:5116: checking for working statvfs() interface" >&5
+echo "configure:5169: checking for working statvfs() interface" >&5
 cat > conftest.$ac_ext <<EOF
-#line 5118 "configure"
+#line 5171 "configure"
 #include "confdefs.h"
 
 #include <stdlib.h>
@@ -5131,7 +5184,7 @@ statvfs("/tmp", &sfs);
 
 ; return 0; }
 EOF
-if { (eval echo configure:5135: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5188: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_func_statvfs=yes
 else
@@ -5151,12 +5204,12 @@ fi
 fi
 
 echo $ac_n "checking for _res.nsaddr_list""... $ac_c" 1>&6
-echo "configure:5155: checking for _res.nsaddr_list" >&5
+echo "configure:5208: checking for _res.nsaddr_list" >&5
 if eval "test \"`echo '$''{'ac_cv_have_res_nsaddr_list'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5160 "configure"
+#line 5213 "configure"
 #include "confdefs.h"
 
 #if HAVE_SYS_TYPES_H
@@ -5179,7 +5232,7 @@ int main() {
 _res.nsaddr_list[0];
 ; return 0; }
 EOF
-if { (eval echo configure:5183: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5236: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_have_res_nsaddr_list="yes"
 else
@@ -5201,12 +5254,12 @@ fi
 
 if test $ac_cv_have_res_nsaddr_list = "no" ; then
 echo $ac_n "checking for _res.ns_list""... $ac_c" 1>&6
-echo "configure:5205: checking for _res.ns_list" >&5
+echo "configure:5258: checking for _res.ns_list" >&5
 if eval "test \"`echo '$''{'ac_cv_have_res_ns_list'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5210 "configure"
+#line 5263 "configure"
 #include "confdefs.h"
 
 #if HAVE_SYS_TYPES_H
@@ -5229,7 +5282,7 @@ int main() {
 _res.ns_list[0].addr;
 ; return 0; }
 EOF
-if { (eval echo configure:5233: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5286: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_have_res_ns_list="yes"
 else
@@ -5453,6 +5506,8 @@ s%@HTCP_OBJS@%$HTCP_OBJS%g
 s%@ERR_LANGUAGE@%$ERR_LANGUAGE%g
 s%@LEAKFINDER_OBJS@%$LEAKFINDER_OBJS%g
 s%@AUTH_MODULES@%$AUTH_MODULES%g
+s%@OPT_UNLINKD_EXE@%$OPT_UNLINKD_EXE%g
+s%@UNLINKD_OBJS@%$UNLINKD_OBJS%g
 s%@CPP@%$CPP%g
 s%@INSTALL_PROGRAM@%$INSTALL_PROGRAM%g
 s%@INSTALL_SCRIPT@%$INSTALL_SCRIPT%g

diff --git a/configure.in b/configure.in
index 599a7000bc485cfa77c055cd19147dd9c57fe2d4..84658a7eefa491a7d28ac655438ae10c6b2438de 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -3,13 +3,13 @@ dnl  Configuration input file for Squid
 dnl
 dnl  Duane Wessels, wessels@nlanr.net, February 1996 (autoconf v2.9)
 dnl
-dnl  $Id: configure.in,v 1.190 2000/05/30 09:30:10 hno Exp $
+dnl  $Id: configure.in,v 1.191 2000/05/31 01:04:44 hno Exp $
 dnl
 dnl
 dnl
 AC_INIT(src/main.c)
 AC_CONFIG_HEADER(include/autoconf.h)
-AC_REVISION($Revision: 1.190 $)dnl
+AC_REVISION($Revision: 1.191 $)dnl
 AC_PREFIX_DEFAULT(/usr/local/squid)
 AC_CONFIG_AUX_DIR(cfgaux)
 
@@ -635,6 +635,32 @@ if test -n "$AUTH_MODULES"; then
 fi
 AC_SUBST(AUTH_MODULES)
 
+dnl Disable "unlinkd" cde
+AC_ARG_ENABLE(unlinkd,
+[  --disable-unlinkd       Do not use unlinkd],
+[ if test "$enableval" = "no" ; then
+    USE_UNLINKD=0
+  else
+    USE_UNLINKD=1
+  fi
+],[
+    # Here we should probably use some magic depending on the selected
+    # storage models
+    USE_UNLINKD=1
+])
+if test $USE_UNLINKD; then
+    echo "unlinkd enabled"
+    AC_DEFINE(USE_UNLINKD)
+    OPT_UNLINKD_EXE='$(OPT_UNLINKD_EXE)'
+    UNLINKD_OBJS='unlinkd.o'
+else
+    echo "unlinkd disabled"
+    OPT_UNLINKD_EXE=''
+    UNLINKD_OBJS=''
+fi
+AC_SUBST(OPT_UNLINKD_EXE)
+AC_SUBST(UNLINKD_OBJS)
+
 dnl Enable backtraces on fatal errors
 AC_ARG_ENABLE(stacktraces,
 [  --enable-stacktraces    Enable automatic call backtrace on fatal errors],

diff --git a/include/autoconf.h.in b/include/autoconf.h.in
index ea7b51c539575a31fe9f57a07d554380dc75bb46..7bb5bad653537946871beebe84742d906ec1e4c7 100644 (file)
--- a/include/autoconf.h.in
+++ b/include/autoconf.h.in
@@ -285,6 +285,15 @@
 /* Define if you want to set the COSS membuf size */
 #undef COSS_MEMBUF_SZ
 
+/* Print stacktraces on fatal errors */
+#undef PRINT_STACK_TRACE
+
+/*
+ * Define this if unlinkd is required
+ * (strongly recommended for ufs storage type)
+ */
+#undef USE_UNLINKD
+
 /* The number of bytes in a int.  */
 #undef SIZEOF_INT
 
@@ -294,6 +303,9 @@
 /* The number of bytes in a void *.  */
 #undef SIZEOF_VOID_P
 
+/* Define if you have the backtrace_symbols_fd function.  */
+#undef HAVE_BACKTRACE_SYMBOLS_FD
+
 /* Define if you have the bcopy function.  */
 #undef HAVE_BCOPY
 
@@ -456,6 +468,9 @@
 /* Define if you have the <errno.h> header file.  */
 #undef HAVE_ERRNO_H
 
+/* Define if you have the <execinfo.h> header file.  */
+#undef HAVE_EXECINFO_H
+
 /* Define if you have the <fcntl.h> header file.  */
 #undef HAVE_FCNTL_H
 

diff --git a/src/Makefile.in b/src/Makefile.in
index 0f3c9b13e48e57f3eab49f730bfccc338c8ba0ec..749d9aa0ecde08080a1b01c18c509fdfe9336b8d 100644 (file)
--- a/src/Makefile.in
+++ b/src/Makefile.in
@@ -1,7 +1,7 @@
 #
 #  Makefile for the Squid Object Cache server
 #
-#  $Id: Makefile.in,v 1.185 2000/05/03 17:15:40 adrian Exp $
+#  $Id: Makefile.in,v 1.186 2000/05/31 01:04:48 hno Exp $
 #
 #  Uncomment and customize the following to suit your needs:
 #
@@ -25,7 +25,8 @@ SUBDIRS               = fs
 SQUID_EXE      = squid$(exec_suffix)
 CLIENT_EXE     = client$(exec_suffix)
 DNSSERVER_EXE  = dnsserver$(exec_suffix)
-UNLINKD_EXE    = unlinkd$(exec_suffix)
+OPT_UNLINKD_EXE        = unlinkd$(exec_suffix)
+UNLINKD_EXE    = @OPT_UNLINKD_EXE@
 PINGER_EXE     = pinger$(exec_suffix)
 CACHEMGR_EXE   = cachemgr$(cgi_suffix)
 
@@ -170,7 +171,7 @@ OBJS                = \
                store_heap_replacement.o \
                string_arrays.o \
                tools.o \
-               unlinkd.o \
+               @UNLINKD_OBJS@ \
                url.o \
                urn.o \
                useragent.o \

diff --git a/src/cache_cf.cc b/src/cache_cf.cc
index 9828773eabe940d32b481a5495635be322530fad..bb5d25e4752945149da0cc3d0c2fccf2108f8bce 100644 (file)
--- a/src/cache_cf.cc
+++ b/src/cache_cf.cc
@@ -1,6 +1,6 @@
 
 /*
- * $Id: cache_cf.cc,v 1.346 2000/05/28 22:15:42 wessels Exp $
+ * $Id: cache_cf.cc,v 1.347 2000/05/31 01:04:49 hno Exp $
  *
  * DEBUG: section 3     Configuration File Parsing
  * AUTHOR: Harvest Derived
@@ -360,7 +360,9 @@ configDoConfigure(void)
 #if USE_DNSSERVERS
     requirePathnameExists("cache_dns_program", Config.Program.dnsserver);
 #endif
+#if USE_UNLINKD
     requirePathnameExists("unlinkd_program", Config.Program.unlinkd);
+#endif
     if (Config.Program.redirect)
        requirePathnameExists("redirect_program", Config.Program.redirect->key);
     if (Config.Program.authenticate)

diff --git a/src/cf.data.pre b/src/cf.data.pre
index 07be6d82e564ea6c9bcd0b830001fdc265331911..e17af3becc2c55cb7df97feeed64d20c334b0dec 100644 (file)
--- a/src/cf.data.pre
+++ b/src/cf.data.pre
@@ -1,6 +1,6 @@
 
 #
-# $Id: cf.data.pre,v 1.184 2000/05/29 23:29:32 hno Exp $
+# $Id: cf.data.pre,v 1.185 2000/05/31 01:04:49 hno Exp $
 #
 #
 # SQUID Internet Object Cache  http://squid.nlanr.net/Squid/
@@ -944,6 +944,7 @@ DOC_END
 
 
 NAME: unlinkd_program
+IFDEF: USE_UNLINKD
 TYPE: string
 DEFAULT: @DEFAULT_UNLINKD@
 LOC: Config.Program.unlinkd

diff --git a/src/main.cc b/src/main.cc
index 314d3fb55b72117302f9cfef42baa7c75a898400..eab64b43d3d75393562d3bd2079becb045aac744 100644 (file)
--- a/src/main.cc
+++ b/src/main.cc
@@ -1,6 +1,6 @@
 
 /*
- * $Id: main.cc,v 1.310 2000/05/03 17:15:42 adrian Exp $
+ * $Id: main.cc,v 1.311 2000/05/31 01:04:49 hno Exp $
  *
  * DEBUG: section 1     Startup and Main Loop
  * AUTHOR: Harvest Derived
@@ -494,7 +494,9 @@ mainInitialize(void)
 #endif
 
     if (!configured_once) {
+#if USE_UNLINKD
        unlinkdInit();
+#endif
        urlInitialize();
        cachemgrInit();
        statInit();
@@ -905,7 +907,9 @@ SquidShutdown(void *unused)
 #endif
     releaseServerSockets();
     commCloseAllSockets();
+#if USE_UNLINKD
     unlinkdClose();
+#endif
     storeDirSync();            /* Flush pending object writes/unlinks */
     storeDirWriteCleanLogs(0);
     PrintRusage();

diff --git a/src/protos.h b/src/protos.h
index 3b6a72c0b3809ceb318efd1e76754ae6927f7948..859455d55ae9752764690cfec24174402a56f290 100644 (file)
--- a/src/protos.h
+++ b/src/protos.h
@@ -1,6 +1,6 @@
 
 /*
- * $Id: protos.h,v 1.366 2000/05/16 07:06:06 wessels Exp $
+ * $Id: protos.h,v 1.367 2000/05/31 01:04:50 hno Exp $
  *
  *
  * SQUID Internet Object Cache  http://squid.nlanr.net/Squid/
@@ -1012,9 +1012,11 @@ extern void pumpStart(int, FwdState *, CWCB * callback, void *);
 extern int pumpMethod(method_t method);
 extern int pumpRestart(request_t *);
 
+#if USE_UNLINKD
 extern void unlinkdInit(void);
 extern void unlinkdClose(void);
 extern void unlinkdUnlink(const char *);
+#endif
 
 extern char *url_convert_hex(char *org_url, int allocate);
 extern char *url_escape(const char *url);

diff --git a/src/structs.h b/src/structs.h
index 7b40696844662169e47527d26ec275b921fe6ee2..f42cce11e25092349e9926e9e9e0b2403949cb10 100644 (file)
--- a/src/structs.h
+++ b/src/structs.h
@@ -1,6 +1,6 @@
 
 /*
- * $Id: structs.h,v 1.335 2000/05/28 22:15:42 wessels Exp $
+ * $Id: structs.h,v 1.336 2000/05/31 01:04:50 hno Exp $
  *
  *
  * SQUID Internet Object Cache  http://squid.nlanr.net/Squid/
@@ -312,7 +312,9 @@ struct _SquidConfig {
 #if USE_ICMP
        char *pinger;
 #endif
+#if USE_UNLINKD
        char *unlinkd;
+#endif
     } Program;
 #if USE_DNSSERVERS
     int dnsChildren;