ICMPv6: Add the IPv6-Only flag

[tcpdump] / configure

diff --git a/configure b/configure
index 58666c6397152d093a7f533f81704884e8bf3ed3..16a3ac0bc63bbc0b56808727cfb8dd96d8df5537 100755 (executable)
--- a/configure
+++ b/configure
@@ -2413,6 +2413,10 @@ fi
            export CC
     fi
 
            export CC
     fi
 

+#
+# Try to enable as many C99 features as we can.
+# At minimum, we want C++/C99-style // comments.
+#

 ac_ext=c
 ac_cpp='$CPP $CPPFLAGS'
 ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
 ac_ext=c
 ac_cpp='$CPP $CPPFLAGS'
 ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'


@@ -3379,6 +3383,10 @@ if test "x$ac_cv_prog_cc_c99" != xno; then :
 fi
 
 
 fi
 
 

+if test "$ac_cv_prog_cc_c99" = "no"; then
+       { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: The C compiler does not support C99; there may be compiler errors" >&5
+$as_echo "$as_me: WARNING: The C compiler does not support C99; there may be compiler errors" >&2;}
+fi

 
 
 
 
 
 


@@ -3498,7 +3506,7 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
                    ;;
 
            osf*)
                    ;;
 
            osf*)

-                   #
+                   #

                    # Presumed to be DEC OSF/1, Digital UNIX, or
                    # Tru64 UNIX.
                    #
                    # Presumed to be DEC OSF/1, Digital UNIX, or
                    # Tru64 UNIX.
                    #


@@ -4025,7 +4033,7 @@ fi
 done
 
 
 done
 
 

-for ac_header in fcntl.h rpc/rpc.h rpc/rpcent.h
+for ac_header in fcntl.h rpc/rpc.h rpc/rpcent.h net/if.h

 do :
   as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
 ac_fn_c_check_header_mongrel "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default"
 do :
   as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
 ac_fn_c_check_header_mongrel "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default"


@@ -4250,8 +4258,6 @@ fi
 case "$enableval" in
 yes)   { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
 $as_echo "yes" >&6; }
 case "$enableval" in
 yes)   { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
 $as_echo "yes" >&6; }

-       { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: The SMB printer may have exploitable buffer overflows!!!" >&5
-$as_echo "$as_me: WARNING: The SMB printer may have exploitable buffer overflows!!!" >&2;}

 
 $as_echo "#define ENABLE_SMB 1" >>confdefs.h
 
 
 $as_echo "#define ENABLE_SMB 1" >>confdefs.h
 


@@ -4326,7 +4332,16 @@ fi
 # present, imply others are present?
 #
 if test ! -z "$with_sandbox-capsicum" && test "$with_sandbox-capsicum" != "no" ; then
 # present, imply others are present?
 #
 if test ! -z "$with_sandbox-capsicum" && test "$with_sandbox-capsicum" != "no" ; then

-       for ac_func in cap_enter cap_rights_limit cap_ioctls_limit openat
+       #
+       # First, make sure we have the required header.
+       #
+       ac_fn_c_check_header_mongrel "$LINENO" "sys/capsicum.h" "ac_cv_header_sys_capsicum_h" "$ac_includes_default"
+if test "x$ac_cv_header_sys_capsicum_h" = xyes; then :
+
+               #
+               # We do; now make sure we have the required functions.
+               #
+               for ac_func in cap_enter cap_rights_limit cap_ioctls_limit openat

 do :
   as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh`
 ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var"
 do :
   as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh`
 ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var"


@@ -4340,6 +4355,10 @@ else
 fi
 done
 
 fi
 done
 

+
+fi
+
+

        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for cap_init in -lcasper" >&5
 $as_echo_n "checking for cap_init in -lcasper... " >&6; }
 if ${ac_cv_lib_casper_cap_init+:} false; then :
        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for cap_init in -lcasper" >&5
 $as_echo_n "checking for cap_init in -lcasper... " >&6; }
 if ${ac_cv_lib_casper_cap_init+:} false; then :


@@ -5515,7 +5534,12 @@ $as_echo "found -- -I$d added" >&6; }
         fi
     else
         #
         fi
     else
         #

-        # We found a local libpcap.
+        # We found a local libpcap.  Add it to the dependencies for
+        # tcpdump.
+        #
+        V_PCAPDEP=$libpcap
+
+        #

         # Look for its pcap-config script.
         #
         # Extract the first word of "pcap-config", so it can be a program name with args.
         # Look for its pcap-config script.
         #
         # Extract the first word of "pcap-config", so it can be a program name with args.


@@ -5579,7 +5603,6 @@ fi
             # It doesn't have a pcap-config script.
             # Make sure it has a pcap.h file.
             #
             # It doesn't have a pcap-config script.
             # Make sure it has a pcap.h file.
             #

-            V_PCAPDEP=$libpcap

             places=`ls $srcdir/.. | sed -e 's,/$,,' -e "s,^,$srcdir/../," | \
                 egrep '/libpcap-[0-9]*.[0-9]*(.[0-9]*)?([ab][0-9]*)?$'`
             places2=`ls .. | sed -e 's,/$,,' -e "s,^,../," | \
             places=`ls $srcdir/.. | sed -e 's,/$,,' -e "s,^,$srcdir/../," | \
                 egrep '/libpcap-[0-9]*.[0-9]*(.[0-9]*)?([ab][0-9]*)?$'`
             places2=`ls .. | sed -e 's,/$,,' -e "s,^,../," | \


@@ -5866,7 +5889,7 @@ fi
                # This test fails if we don't have <arpa/inet.h>
                # (if we have ether_ntohost(), we should have
                # networking, and if we have networking, we should
                # This test fails if we don't have <arpa/inet.h>
                # (if we have ether_ntohost(), we should have
                # networking, and if we have networking, we should

-               # have <arapa/inet.h>) or if we do but it doesn't
+               # have <arpa/inet.h>) or if we do but it doesn't

                # declare ether_ntohost().
                #
                # Unset ac_cv_have_decl_ether_ntohost so we don't
                # declare ether_ntohost().
                #
                # Unset ac_cv_have_decl_ether_ntohost so we don't


@@ -6048,23 +6071,6 @@ fi
 done
 
 
 done
 
 

-ac_fn_c_check_func "$LINENO" "pcap_dump_ftell" "ac_cv_func_pcap_dump_ftell"
-if test "x$ac_cv_func_pcap_dump_ftell" = xyes; then :
-
-$as_echo "#define HAVE_PCAP_DUMP_FTELL 1" >>confdefs.h
-
-else
-
-           case " $LIBOBJS " in
-  *" pcap_dump_ftell.$ac_objext "* ) ;;
-  *) LIBOBJS="$LIBOBJS pcap_dump_ftell.$ac_objext"
- ;;
-esac
-
-
-fi
-
-

 #
 # Do we have the new open API?  Check for pcap_create, and assume that,
 # if we do, we also have pcap_activate() and the other new routines
 #
 # Do we have the new open API?  Check for pcap_create, and assume that,
 # if we do, we also have pcap_activate() and the other new routines


@@ -6217,6 +6223,20 @@ _ACEOF
 fi
 done
 
 fi
 done
 

+ac_fn_c_check_func "$LINENO" "pcap_dump_ftell" "ac_cv_func_pcap_dump_ftell"
+if test "x$ac_cv_func_pcap_dump_ftell" = xyes; then :
+  $as_echo "#define HAVE_PCAP_DUMP_FTELL 1" >>confdefs.h
+
+else
+  case " $LIBOBJS " in
+  *" pcap_dump_ftell.$ac_objext "* ) ;;
+  *) LIBOBJS="$LIBOBJS pcap_dump_ftell.$ac_objext"
+ ;;
+esac
+
+fi
+
+

 
 #
 # Check for special debugging functions
 
 #
 # Check for special debugging functions


@@ -6510,43 +6530,6 @@ $as_echo "#define u_int64_t uint64_t" >>confdefs.h
 fi
 
 
 fi
 
 

-#
-# Check for some headers introduced in later versions of libpcap
-# and used by some printers.
-#
-# Those headers might use the {u_}intN_t types, so we must do this
-# after we check for what's needed to get them defined.
-#
-savedcppflags="$CPPFLAGS"
-CPPFLAGS="$CPPFLAGS $V_INCLS"
-for ac_header in pcap/bluetooth.h
-do :
-  ac_fn_c_check_header_compile "$LINENO" "pcap/bluetooth.h" "ac_cv_header_pcap_bluetooth_h" "#include \"netdissect-stdinc.h\"
-"
-if test "x$ac_cv_header_pcap_bluetooth_h" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_PCAP_BLUETOOTH_H 1
-_ACEOF
-
-fi
-
-done
-
-for ac_header in pcap/nflog.h
-do :
-  ac_fn_c_check_header_compile "$LINENO" "pcap/nflog.h" "ac_cv_header_pcap_nflog_h" "#include \"netdissect-stdinc.h\"
-"
-if test "x$ac_cv_header_pcap_nflog_h" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_PCAP_NFLOG_H 1
-_ACEOF
-
-fi
-
-done
-
-CPPFLAGS="$savedcppflags"
-

 if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}ranlib", so it can be a program name with args.
 set dummy ${ac_tool_prefix}ranlib; ac_word=$2
 if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}ranlib", so it can be a program name with args.
 set dummy ${ac_tool_prefix}ranlib; ac_word=$2


@@ -6778,6 +6761,49 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
        CFLAGS="$save_CFLAGS"
 
 
        CFLAGS="$save_CFLAGS"
 
 

+       { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -W option" >&5
+$as_echo_n "checking whether the compiler supports the -W option... " >&6; }
+       save_CFLAGS="$CFLAGS"
+       if expr "x-W" : "x-W.*" >/dev/null
+       then
+           CFLAGS="$CFLAGS $ac_lbl_unknown_warning_option_error -W"
+       elif expr "x-W" : "x-f.*" >/dev/null
+       then
+           CFLAGS="$CFLAGS -Werror -W"
+       elif expr "x-W" : "x-m.*" >/dev/null
+       then
+           CFLAGS="$CFLAGS -Werror -W"
+       else
+           CFLAGS="$CFLAGS -W"
+       fi
+       cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+int
+main ()
+{
+return 0
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+
+               { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
+               CFLAGS="$save_CFLAGS"
+               V_CCOPT="$V_CCOPT -W"
+
+else
+
+               { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+               CFLAGS="$save_CFLAGS"
+
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+
+

        { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wall option" >&5
 $as_echo_n "checking whether the compiler supports the -Wall option... " >&6; }
        save_CFLAGS="$CFLAGS"
        { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wall option" >&5
 $as_echo_n "checking whether the compiler supports the -Wall option... " >&6; }
        save_CFLAGS="$CFLAGS"


@@ -6821,20 +6847,20 @@ fi
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 
 

-       { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wmissing-prototypes option" >&5
-$as_echo_n "checking whether the compiler supports the -Wmissing-prototypes option... " >&6; }
+       { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wassign-enum option" >&5
+$as_echo_n "checking whether the compiler supports the -Wassign-enum option... " >&6; }

        save_CFLAGS="$CFLAGS"
        save_CFLAGS="$CFLAGS"

-       if expr "x-Wmissing-prototypes" : "x-W.*" >/dev/null
+       if expr "x-Wassign-enum" : "x-W.*" >/dev/null

        then
        then

-           CFLAGS="$CFLAGS $ac_lbl_unknown_warning_option_error -Wmissing-prototypes"
-       elif expr "x-Wmissing-prototypes" : "x-f.*" >/dev/null
+           CFLAGS="$CFLAGS $ac_lbl_unknown_warning_option_error -Wassign-enum"
+       elif expr "x-Wassign-enum" : "x-f.*" >/dev/null

        then
        then

-           CFLAGS="$CFLAGS -Werror -Wmissing-prototypes"
-       elif expr "x-Wmissing-prototypes" : "x-m.*" >/dev/null
+           CFLAGS="$CFLAGS -Werror -Wassign-enum"
+       elif expr "x-Wassign-enum" : "x-m.*" >/dev/null

        then
        then

-           CFLAGS="$CFLAGS -Werror -Wmissing-prototypes"
+           CFLAGS="$CFLAGS -Werror -Wassign-enum"

        else
        else

-           CFLAGS="$CFLAGS -Wmissing-prototypes"
+           CFLAGS="$CFLAGS -Wassign-enum"

        fi
        cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
        fi
        cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */


@@ -6852,7 +6878,7 @@ if ac_fn_c_try_compile "$LINENO"; then :
                { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
 $as_echo "yes" >&6; }
                CFLAGS="$save_CFLAGS"
                { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
 $as_echo "yes" >&6; }
                CFLAGS="$save_CFLAGS"

-               V_CCOPT="$V_CCOPT -Wmissing-prototypes"
+               V_CCOPT="$V_CCOPT -Wassign-enum"

 
 else
 
 
 else
 


@@ -6864,20 +6890,20 @@ fi
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 
 

-       { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wstrict-prototypes option" >&5
-$as_echo_n "checking whether the compiler supports the -Wstrict-prototypes option... " >&6; }
+       { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wcast-qual option" >&5
+$as_echo_n "checking whether the compiler supports the -Wcast-qual option... " >&6; }

        save_CFLAGS="$CFLAGS"
        save_CFLAGS="$CFLAGS"

-       if expr "x-Wstrict-prototypes" : "x-W.*" >/dev/null
+       if expr "x-Wcast-qual" : "x-W.*" >/dev/null

        then
        then

-           CFLAGS="$CFLAGS $ac_lbl_unknown_warning_option_error -Wstrict-prototypes"
-       elif expr "x-Wstrict-prototypes" : "x-f.*" >/dev/null
+           CFLAGS="$CFLAGS $ac_lbl_unknown_warning_option_error -Wcast-qual"
+       elif expr "x-Wcast-qual" : "x-f.*" >/dev/null

        then
        then

-           CFLAGS="$CFLAGS -Werror -Wstrict-prototypes"
-       elif expr "x-Wstrict-prototypes" : "x-m.*" >/dev/null
+           CFLAGS="$CFLAGS -Werror -Wcast-qual"
+       elif expr "x-Wcast-qual" : "x-m.*" >/dev/null

        then
        then

-           CFLAGS="$CFLAGS -Werror -Wstrict-prototypes"
+           CFLAGS="$CFLAGS -Werror -Wcast-qual"

        else
        else

-           CFLAGS="$CFLAGS -Wstrict-prototypes"
+           CFLAGS="$CFLAGS -Wcast-qual"

        fi
        cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
        fi
        cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */


@@ -6895,7 +6921,7 @@ if ac_fn_c_try_compile "$LINENO"; then :
                { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
 $as_echo "yes" >&6; }
                CFLAGS="$save_CFLAGS"
                { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
 $as_echo "yes" >&6; }
                CFLAGS="$save_CFLAGS"

-               V_CCOPT="$V_CCOPT -Wstrict-prototypes"
+               V_CCOPT="$V_CCOPT -Wcast-qual"

 
 else
 
 
 else
 


@@ -6907,20 +6933,20 @@ fi
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 
 

-       { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wwrite-strings option" >&5
-$as_echo_n "checking whether the compiler supports the -Wwrite-strings option... " >&6; }
+       { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wmissing-prototypes option" >&5
+$as_echo_n "checking whether the compiler supports the -Wmissing-prototypes option... " >&6; }

        save_CFLAGS="$CFLAGS"
        save_CFLAGS="$CFLAGS"

-       if expr "x-Wwrite-strings" : "x-W.*" >/dev/null
+       if expr "x-Wmissing-prototypes" : "x-W.*" >/dev/null

        then
        then

-           CFLAGS="$CFLAGS $ac_lbl_unknown_warning_option_error -Wwrite-strings"
-       elif expr "x-Wwrite-strings" : "x-f.*" >/dev/null
+           CFLAGS="$CFLAGS $ac_lbl_unknown_warning_option_error -Wmissing-prototypes"
+       elif expr "x-Wmissing-prototypes" : "x-f.*" >/dev/null

        then
        then

-           CFLAGS="$CFLAGS -Werror -Wwrite-strings"
-       elif expr "x-Wwrite-strings" : "x-m.*" >/dev/null
+           CFLAGS="$CFLAGS -Werror -Wmissing-prototypes"
+       elif expr "x-Wmissing-prototypes" : "x-m.*" >/dev/null

        then
        then

-           CFLAGS="$CFLAGS -Werror -Wwrite-strings"
+           CFLAGS="$CFLAGS -Werror -Wmissing-prototypes"

        else
        else

-           CFLAGS="$CFLAGS -Wwrite-strings"
+           CFLAGS="$CFLAGS -Wmissing-prototypes"

        fi
        cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
        fi
        cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */


@@ -6938,7 +6964,7 @@ if ac_fn_c_try_compile "$LINENO"; then :
                { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
 $as_echo "yes" >&6; }
                CFLAGS="$save_CFLAGS"
                { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
 $as_echo "yes" >&6; }
                CFLAGS="$save_CFLAGS"

-               V_CCOPT="$V_CCOPT -Wwrite-strings"
+               V_CCOPT="$V_CCOPT -Wmissing-prototypes"

 
 else
 
 
 else
 


@@ -6950,20 +6976,20 @@ fi
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 
 

-       { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wpointer-arith option" >&5
-$as_echo_n "checking whether the compiler supports the -Wpointer-arith option... " >&6; }
+       { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wold-style-definition option" >&5
+$as_echo_n "checking whether the compiler supports the -Wold-style-definition option... " >&6; }

        save_CFLAGS="$CFLAGS"
        save_CFLAGS="$CFLAGS"

-       if expr "x-Wpointer-arith" : "x-W.*" >/dev/null
+       if expr "x-Wold-style-definition" : "x-W.*" >/dev/null

        then
        then

-           CFLAGS="$CFLAGS $ac_lbl_unknown_warning_option_error -Wpointer-arith"
-       elif expr "x-Wpointer-arith" : "x-f.*" >/dev/null
+           CFLAGS="$CFLAGS $ac_lbl_unknown_warning_option_error -Wold-style-definition"
+       elif expr "x-Wold-style-definition" : "x-f.*" >/dev/null

        then
        then

-           CFLAGS="$CFLAGS -Werror -Wpointer-arith"
-       elif expr "x-Wpointer-arith" : "x-m.*" >/dev/null
+           CFLAGS="$CFLAGS -Werror -Wold-style-definition"
+       elif expr "x-Wold-style-definition" : "x-m.*" >/dev/null

        then
        then

-           CFLAGS="$CFLAGS -Werror -Wpointer-arith"
+           CFLAGS="$CFLAGS -Werror -Wold-style-definition"

        else
        else

-           CFLAGS="$CFLAGS -Wpointer-arith"
+           CFLAGS="$CFLAGS -Wold-style-definition"

        fi
        cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
        fi
        cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */


@@ -6981,7 +7007,7 @@ if ac_fn_c_try_compile "$LINENO"; then :
                { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
 $as_echo "yes" >&6; }
                CFLAGS="$save_CFLAGS"
                { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
 $as_echo "yes" >&6; }
                CFLAGS="$save_CFLAGS"

-               V_CCOPT="$V_CCOPT -Wpointer-arith"
+               V_CCOPT="$V_CCOPT -Wold-style-definition"

 
 else
 
 
 else
 


@@ -6993,20 +7019,20 @@ fi
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 
 

-       { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wcast-qual option" >&5
-$as_echo_n "checking whether the compiler supports the -Wcast-qual option... " >&6; }
+       { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wpedantic option" >&5
+$as_echo_n "checking whether the compiler supports the -Wpedantic option... " >&6; }

        save_CFLAGS="$CFLAGS"
        save_CFLAGS="$CFLAGS"

-       if expr "x-Wcast-qual" : "x-W.*" >/dev/null
+       if expr "x-Wpedantic" : "x-W.*" >/dev/null

        then
        then

-           CFLAGS="$CFLAGS $ac_lbl_unknown_warning_option_error -Wcast-qual"
-       elif expr "x-Wcast-qual" : "x-f.*" >/dev/null
+           CFLAGS="$CFLAGS $ac_lbl_unknown_warning_option_error -Wpedantic"
+       elif expr "x-Wpedantic" : "x-f.*" >/dev/null

        then
        then

-           CFLAGS="$CFLAGS -Werror -Wcast-qual"
-       elif expr "x-Wcast-qual" : "x-m.*" >/dev/null
+           CFLAGS="$CFLAGS -Werror -Wpedantic"
+       elif expr "x-Wpedantic" : "x-m.*" >/dev/null

        then
        then

-           CFLAGS="$CFLAGS -Werror -Wcast-qual"
+           CFLAGS="$CFLAGS -Werror -Wpedantic"

        else
        else

-           CFLAGS="$CFLAGS -Wcast-qual"
+           CFLAGS="$CFLAGS -Wpedantic"

        fi
        cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
        fi
        cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */


@@ -7024,7 +7050,7 @@ if ac_fn_c_try_compile "$LINENO"; then :
                { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
 $as_echo "yes" >&6; }
                CFLAGS="$save_CFLAGS"
                { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
 $as_echo "yes" >&6; }
                CFLAGS="$save_CFLAGS"

-               V_CCOPT="$V_CCOPT -Wcast-qual"
+               V_CCOPT="$V_CCOPT -Wpedantic"

 
 else
 
 
 else
 


@@ -7036,20 +7062,20 @@ fi
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 
 

-       { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wshadow option" >&5
-$as_echo_n "checking whether the compiler supports the -Wshadow option... " >&6; }
+       { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wpointer-arith option" >&5
+$as_echo_n "checking whether the compiler supports the -Wpointer-arith option... " >&6; }

        save_CFLAGS="$CFLAGS"
        save_CFLAGS="$CFLAGS"

-       if expr "x-Wshadow" : "x-W.*" >/dev/null
+       if expr "x-Wpointer-arith" : "x-W.*" >/dev/null

        then
        then

-           CFLAGS="$CFLAGS $ac_lbl_unknown_warning_option_error -Wshadow"
-       elif expr "x-Wshadow" : "x-f.*" >/dev/null
+           CFLAGS="$CFLAGS $ac_lbl_unknown_warning_option_error -Wpointer-arith"
+       elif expr "x-Wpointer-arith" : "x-f.*" >/dev/null

        then
        then

-           CFLAGS="$CFLAGS -Werror -Wshadow"
-       elif expr "x-Wshadow" : "x-m.*" >/dev/null
+           CFLAGS="$CFLAGS -Werror -Wpointer-arith"
+       elif expr "x-Wpointer-arith" : "x-m.*" >/dev/null

        then
        then

-           CFLAGS="$CFLAGS -Werror -Wshadow"
+           CFLAGS="$CFLAGS -Werror -Wpointer-arith"

        else
        else

-           CFLAGS="$CFLAGS -Wshadow"
+           CFLAGS="$CFLAGS -Wpointer-arith"

        fi
        cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
        fi
        cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */


@@ -7067,7 +7093,7 @@ if ac_fn_c_try_compile "$LINENO"; then :
                { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
 $as_echo "yes" >&6; }
                CFLAGS="$save_CFLAGS"
                { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
 $as_echo "yes" >&6; }
                CFLAGS="$save_CFLAGS"

-               V_CCOPT="$V_CCOPT -Wshadow"
+               V_CCOPT="$V_CCOPT -Wpointer-arith"

 
 else
 
 
 else
 


@@ -7079,20 +7105,20 @@ fi
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 
 

-       { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wdeclaration-after-statement option" >&5
-$as_echo_n "checking whether the compiler supports the -Wdeclaration-after-statement option... " >&6; }
+       { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wshadow option" >&5
+$as_echo_n "checking whether the compiler supports the -Wshadow option... " >&6; }

        save_CFLAGS="$CFLAGS"
        save_CFLAGS="$CFLAGS"

-       if expr "x-Wdeclaration-after-statement" : "x-W.*" >/dev/null
+       if expr "x-Wshadow" : "x-W.*" >/dev/null

        then
        then

-           CFLAGS="$CFLAGS $ac_lbl_unknown_warning_option_error -Wdeclaration-after-statement"
-       elif expr "x-Wdeclaration-after-statement" : "x-f.*" >/dev/null
+           CFLAGS="$CFLAGS $ac_lbl_unknown_warning_option_error -Wshadow"
+       elif expr "x-Wshadow" : "x-f.*" >/dev/null

        then
        then

-           CFLAGS="$CFLAGS -Werror -Wdeclaration-after-statement"
-       elif expr "x-Wdeclaration-after-statement" : "x-m.*" >/dev/null
+           CFLAGS="$CFLAGS -Werror -Wshadow"
+       elif expr "x-Wshadow" : "x-m.*" >/dev/null

        then
        then

-           CFLAGS="$CFLAGS -Werror -Wdeclaration-after-statement"
+           CFLAGS="$CFLAGS -Werror -Wshadow"

        else
        else

-           CFLAGS="$CFLAGS -Wdeclaration-after-statement"
+           CFLAGS="$CFLAGS -Wshadow"

        fi
        cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
        fi
        cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */


@@ -7110,7 +7136,7 @@ if ac_fn_c_try_compile "$LINENO"; then :
                { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
 $as_echo "yes" >&6; }
                CFLAGS="$save_CFLAGS"
                { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
 $as_echo "yes" >&6; }
                CFLAGS="$save_CFLAGS"

-               V_CCOPT="$V_CCOPT -Wdeclaration-after-statement"
+               V_CCOPT="$V_CCOPT -Wshadow"

 
 else
 
 
 else
 


@@ -7122,20 +7148,20 @@ fi
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 
 

-       { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wpedantic option" >&5
-$as_echo_n "checking whether the compiler supports the -Wpedantic option... " >&6; }
+       { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wsign-compare option" >&5
+$as_echo_n "checking whether the compiler supports the -Wsign-compare option... " >&6; }

        save_CFLAGS="$CFLAGS"
        save_CFLAGS="$CFLAGS"

-       if expr "x-Wpedantic" : "x-W.*" >/dev/null
+       if expr "x-Wsign-compare" : "x-W.*" >/dev/null

        then
        then

-           CFLAGS="$CFLAGS $ac_lbl_unknown_warning_option_error -Wpedantic"
-       elif expr "x-Wpedantic" : "x-f.*" >/dev/null
+           CFLAGS="$CFLAGS $ac_lbl_unknown_warning_option_error -Wsign-compare"
+       elif expr "x-Wsign-compare" : "x-f.*" >/dev/null

        then
        then

-           CFLAGS="$CFLAGS -Werror -Wpedantic"
-       elif expr "x-Wpedantic" : "x-m.*" >/dev/null
+           CFLAGS="$CFLAGS -Werror -Wsign-compare"
+       elif expr "x-Wsign-compare" : "x-m.*" >/dev/null

        then
        then

-           CFLAGS="$CFLAGS -Werror -Wpedantic"
+           CFLAGS="$CFLAGS -Werror -Wsign-compare"

        else
        else

-           CFLAGS="$CFLAGS -Wpedantic"
+           CFLAGS="$CFLAGS -Wsign-compare"

        fi
        cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
        fi
        cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */


@@ -7153,7 +7179,7 @@ if ac_fn_c_try_compile "$LINENO"; then :
                { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
 $as_echo "yes" >&6; }
                CFLAGS="$save_CFLAGS"
                { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
 $as_echo "yes" >&6; }
                CFLAGS="$save_CFLAGS"

-               V_CCOPT="$V_CCOPT -Wpedantic"
+               V_CCOPT="$V_CCOPT -Wsign-compare"

 
 else
 
 
 else
 


@@ -7165,20 +7191,20 @@ fi
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 
 

-       { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wold-style-definition option" >&5
-$as_echo_n "checking whether the compiler supports the -Wold-style-definition option... " >&6; }
+       { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wstrict-prototypes option" >&5
+$as_echo_n "checking whether the compiler supports the -Wstrict-prototypes option... " >&6; }

        save_CFLAGS="$CFLAGS"
        save_CFLAGS="$CFLAGS"

-       if expr "x-Wold-style-definition" : "x-W.*" >/dev/null
+       if expr "x-Wstrict-prototypes" : "x-W.*" >/dev/null

        then
        then

-           CFLAGS="$CFLAGS $ac_lbl_unknown_warning_option_error -Wold-style-definition"
-       elif expr "x-Wold-style-definition" : "x-f.*" >/dev/null
+           CFLAGS="$CFLAGS $ac_lbl_unknown_warning_option_error -Wstrict-prototypes"
+       elif expr "x-Wstrict-prototypes" : "x-f.*" >/dev/null

        then
        then

-           CFLAGS="$CFLAGS -Werror -Wold-style-definition"
-       elif expr "x-Wold-style-definition" : "x-m.*" >/dev/null
+           CFLAGS="$CFLAGS -Werror -Wstrict-prototypes"
+       elif expr "x-Wstrict-prototypes" : "x-m.*" >/dev/null

        then
        then

-           CFLAGS="$CFLAGS -Werror -Wold-style-definition"
+           CFLAGS="$CFLAGS -Werror -Wstrict-prototypes"

        else
        else

-           CFLAGS="$CFLAGS -Wold-style-definition"
+           CFLAGS="$CFLAGS -Wstrict-prototypes"

        fi
        cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
        fi
        cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */


@@ -7196,7 +7222,7 @@ if ac_fn_c_try_compile "$LINENO"; then :
                { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
 $as_echo "yes" >&6; }
                CFLAGS="$save_CFLAGS"
                { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
 $as_echo "yes" >&6; }
                CFLAGS="$save_CFLAGS"

-               V_CCOPT="$V_CCOPT -Wold-style-definition"
+               V_CCOPT="$V_CCOPT -Wstrict-prototypes"

 
 else
 
 
 else
 


@@ -7208,20 +7234,20 @@ fi
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 
 

-       { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wused-but-marked-unused option" >&5
-$as_echo_n "checking whether the compiler supports the -Wused-but-marked-unused option... " >&6; }
+       { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wunreachable-code-return option" >&5
+$as_echo_n "checking whether the compiler supports the -Wunreachable-code-return option... " >&6; }

        save_CFLAGS="$CFLAGS"
        save_CFLAGS="$CFLAGS"

-       if expr "x-Wused-but-marked-unused" : "x-W.*" >/dev/null
+       if expr "x-Wunreachable-code-return" : "x-W.*" >/dev/null

        then
        then

-           CFLAGS="$CFLAGS $ac_lbl_unknown_warning_option_error -Wused-but-marked-unused"
-       elif expr "x-Wused-but-marked-unused" : "x-f.*" >/dev/null
+           CFLAGS="$CFLAGS $ac_lbl_unknown_warning_option_error -Wunreachable-code-return"
+       elif expr "x-Wunreachable-code-return" : "x-f.*" >/dev/null

        then
        then

-           CFLAGS="$CFLAGS -Werror -Wused-but-marked-unused"
-       elif expr "x-Wused-but-marked-unused" : "x-m.*" >/dev/null
+           CFLAGS="$CFLAGS -Werror -Wunreachable-code-return"
+       elif expr "x-Wunreachable-code-return" : "x-m.*" >/dev/null

        then
        then

-           CFLAGS="$CFLAGS -Werror -Wused-but-marked-unused"
+           CFLAGS="$CFLAGS -Werror -Wunreachable-code-return"

        else
        else

-           CFLAGS="$CFLAGS -Wused-but-marked-unused"
+           CFLAGS="$CFLAGS -Wunreachable-code-return"

        fi
        cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
        fi
        cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */


@@ -7239,7 +7265,7 @@ if ac_fn_c_try_compile "$LINENO"; then :
                { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
 $as_echo "yes" >&6; }
                CFLAGS="$save_CFLAGS"
                { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
 $as_echo "yes" >&6; }
                CFLAGS="$save_CFLAGS"

-               V_CCOPT="$V_CCOPT -Wused-but-marked-unused"
+               V_CCOPT="$V_CCOPT -Wunreachable-code-return"

 
 else
 
 
 else
 


@@ -7251,20 +7277,20 @@ fi
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 
 

-       { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -W option" >&5
-$as_echo_n "checking whether the compiler supports the -W option... " >&6; }
+       { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wused-but-marked-unused option" >&5
+$as_echo_n "checking whether the compiler supports the -Wused-but-marked-unused option... " >&6; }

        save_CFLAGS="$CFLAGS"
        save_CFLAGS="$CFLAGS"

-       if expr "x-W" : "x-W.*" >/dev/null
+       if expr "x-Wused-but-marked-unused" : "x-W.*" >/dev/null

        then
        then

-           CFLAGS="$CFLAGS $ac_lbl_unknown_warning_option_error -W"
-       elif expr "x-W" : "x-f.*" >/dev/null
+           CFLAGS="$CFLAGS $ac_lbl_unknown_warning_option_error -Wused-but-marked-unused"
+       elif expr "x-Wused-but-marked-unused" : "x-f.*" >/dev/null

        then
        then

-           CFLAGS="$CFLAGS -Werror -W"
-       elif expr "x-W" : "x-m.*" >/dev/null
+           CFLAGS="$CFLAGS -Werror -Wused-but-marked-unused"
+       elif expr "x-Wused-but-marked-unused" : "x-m.*" >/dev/null

        then
        then

-           CFLAGS="$CFLAGS -Werror -W"
+           CFLAGS="$CFLAGS -Werror -Wused-but-marked-unused"

        else
        else

-           CFLAGS="$CFLAGS -W"
+           CFLAGS="$CFLAGS -Wused-but-marked-unused"

        fi
        cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
        fi
        cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */


@@ -7282,7 +7308,7 @@ if ac_fn_c_try_compile "$LINENO"; then :
                { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
 $as_echo "yes" >&6; }
                CFLAGS="$save_CFLAGS"
                { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
 $as_echo "yes" >&6; }
                CFLAGS="$save_CFLAGS"

-               V_CCOPT="$V_CCOPT -W"
+               V_CCOPT="$V_CCOPT -Wused-but-marked-unused"

 
 else
 
 
 else
 


@@ -7294,20 +7320,20 @@ fi
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 
 

-       { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wassign-enum option" >&5
-$as_echo_n "checking whether the compiler supports the -Wassign-enum option... " >&6; }
+       { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports the -Wwrite-strings option" >&5
+$as_echo_n "checking whether the compiler supports the -Wwrite-strings option... " >&6; }

        save_CFLAGS="$CFLAGS"
        save_CFLAGS="$CFLAGS"

-       if expr "x-Wassign-enum" : "x-W.*" >/dev/null
+       if expr "x-Wwrite-strings" : "x-W.*" >/dev/null

        then
        then

-           CFLAGS="$CFLAGS $ac_lbl_unknown_warning_option_error -Wassign-enum"
-       elif expr "x-Wassign-enum" : "x-f.*" >/dev/null
+           CFLAGS="$CFLAGS $ac_lbl_unknown_warning_option_error -Wwrite-strings"
+       elif expr "x-Wwrite-strings" : "x-f.*" >/dev/null

        then
        then

-           CFLAGS="$CFLAGS -Werror -Wassign-enum"
-       elif expr "x-Wassign-enum" : "x-m.*" >/dev/null
+           CFLAGS="$CFLAGS -Werror -Wwrite-strings"
+       elif expr "x-Wwrite-strings" : "x-m.*" >/dev/null

        then
        then

-           CFLAGS="$CFLAGS -Werror -Wassign-enum"
+           CFLAGS="$CFLAGS -Werror -Wwrite-strings"

        else
        else

-           CFLAGS="$CFLAGS -Wassign-enum"
+           CFLAGS="$CFLAGS -Wwrite-strings"

        fi
        cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
        fi
        cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */


@@ -7325,7 +7351,7 @@ if ac_fn_c_try_compile "$LINENO"; then :
                { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
 $as_echo "yes" >&6; }
                CFLAGS="$save_CFLAGS"
                { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
 $as_echo "yes" >&6; }
                CFLAGS="$save_CFLAGS"

-               V_CCOPT="$V_CCOPT -Wassign-enum"
+               V_CCOPT="$V_CCOPT -Wwrite-strings"

 
 else
 
 
 else