configure

sock protocol ,it is useful!

if test x$s_linting = xt; then
  LINT_TRUE=
  LINT_FALSE='#'
else
  LINT_TRUE='#'
  LINT_FALSE=
fi

echo $ac_n "checking whether libwrap should be disabled""... $ac_c" 1>&6
echo "configure:1791: checking whether libwrap should be disabled" >&5
# Check whether --enable-libwrap or --disable-libwrap was given.
if test "${enable_libwrap+set}" = set; then
  enableval="$enable_libwrap"
  if test x$enableval = xno; then
	no_libwrap=t
	echo "$ac_t""yes" 1>&6
else
	echo "$ac_t""no" 1>&6
fi
else
  echo "$ac_t""no" 1>&6
fi


#add /usr/local/include to directories to include path if tcpd.h
#can be found there)
for dir in /local/include /usr/local/include; do
    if test -f $dir/tcpd.h; then
	CPPFLAGS="${CPPFLAGS}${CPPFLAGS:+ }-I${dir}"
	break
    fi
done

for ac_prog in 'bison -y' byacc
do
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
echo "configure:1820: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_YACC'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test -n "$YACC"; then
  ac_cv_prog_YACC="$YACC" # Let the user override the test.
else
  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
  ac_dummy="$PATH"
  for ac_dir in $ac_dummy; do
    test -z "$ac_dir" && ac_dir=.
    if test -f $ac_dir/$ac_word; then
      ac_cv_prog_YACC="$ac_prog"
      break
    fi
  done
  IFS="$ac_save_ifs"
fi
fi
YACC="$ac_cv_prog_YACC"
if test -n "$YACC"; then
  echo "$ac_t""$YACC" 1>&6
else
  echo "$ac_t""no" 1>&6
fi

test -n "$YACC" && break
done
test -n "$YACC" || YACC="yacc"

for ac_prog in mawk gawk nawk awk
do
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
echo "configure:1855: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_AWK'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test -n "$AWK"; then
  ac_cv_prog_AWK="$AWK" # Let the user override the test.
else
  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
  ac_dummy="$PATH"
  for ac_dir in $ac_dummy; do
    test -z "$ac_dir" && ac_dir=.
    if test -f $ac_dir/$ac_word; then
      ac_cv_prog_AWK="$ac_prog"
      break
    fi
  done
  IFS="$ac_save_ifs"
fi
fi
AWK="$ac_cv_prog_AWK"
if test -n "$AWK"; then
  echo "$ac_t""$AWK" 1>&6
else
  echo "$ac_t""no" 1>&6
fi

test -n "$AWK" && break
done

echo $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&6
echo "configure:1885: checking how to run the C preprocessor" >&5
# On Suns, sometimes $CPP names a directory.
if test -n "$CPP" && test -d "$CPP"; then
  CPP=
fi
if test -z "$CPP"; then
if eval "test \"`echo '$''{'ac_cv_prog_CPP'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
    # This must be in double quotes, not single quotes, because CPP may get
  # substituted into the Makefile and "${CC-cc}" will confuse make.
  CPP="${CC-cc} -E"
  # On the NeXT, cc -E runs the code through the compiler's parser,
  # not just through cpp.
  cat > conftest.$ac_ext <<EOF
#line 1900 "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:1906: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
if test -z "$ac_err"; then
  :
else
  echo "$ac_err" >&5
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  CPP="${CC-cc} -E -traditional-cpp"
  cat > conftest.$ac_ext <<EOF
#line 1917 "configure"
#include "confdefs.h"
#include <assert.h>
Syntax Error
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
{ (eval echo configure:1923: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
if test -z "$ac_err"; then
  :
else
  echo "$ac_err" >&5
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  CPP="${CC-cc} -nologo -E"
  cat > conftest.$ac_ext <<EOF
#line 1934 "configure"
#include "confdefs.h"
#include <assert.h>
Syntax Error
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
{ (eval echo configure:1940: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
if test -z "$ac_err"; then
  :
else
  echo "$ac_err" >&5
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  CPP=/lib/cpp
fi
rm -f conftest*
fi
rm -f conftest*
fi
rm -f conftest*
  ac_cv_prog_CPP="$CPP"
fi
  CPP="$ac_cv_prog_CPP"
else
  ac_cv_prog_CPP="$CPP"
fi
echo "$ac_t""$CPP" 1>&6

missing_dir=`cd $ac_aux_dir && pwd`
for ac_prog in flex lex
do
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
echo "configure:1970: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_LEX'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test -n "$LEX"; then
  ac_cv_prog_LEX="$LEX" # Let the user override the test.
else
  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
  ac_dummy="$PATH"
  for ac_dir in $ac_dummy; do
    test -z "$ac_dir" && ac_dir=.
    if test -f $ac_dir/$ac_word; then
      ac_cv_prog_LEX="$ac_prog"
      break
    fi
  done
  IFS="$ac_save_ifs"
fi
fi
LEX="$ac_cv_prog_LEX"
if test -n "$LEX"; then
  echo "$ac_t""$LEX" 1>&6
else
  echo "$ac_t""no" 1>&6
fi

test -n "$LEX" && break
done
test -n "$LEX" || LEX=""$missing_dir/missing flex""

# Extract the first word of "flex", so it can be a program name with args.
set dummy flex; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
echo "configure:2003: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_LEX'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test -n "$LEX"; then
  ac_cv_prog_LEX="$LEX" # Let the user override the test.
else
  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
  ac_dummy="$PATH"
  for ac_dir in $ac_dummy; do
    test -z "$ac_dir" && ac_dir=.
    if test -f $ac_dir/$ac_word; then
      ac_cv_prog_LEX="flex"
      break
    fi
  done
  IFS="$ac_save_ifs"
  test -z "$ac_cv_prog_LEX" && ac_cv_prog_LEX="lex"
fi
fi
LEX="$ac_cv_prog_LEX"
if test -n "$LEX"; then
  echo "$ac_t""$LEX" 1>&6
else
  echo "$ac_t""no" 1>&6
fi

if test -z "$LEXLIB"
then
  case "$LEX" in
  flex*) ac_lib=fl ;;
  *) ac_lib=l ;;
  esac
  echo $ac_n "checking for yywrap in -l$ac_lib""... $ac_c" 1>&6
echo "configure:2037: checking for yywrap in -l$ac_lib" >&5
ac_lib_var=`echo $ac_lib'_'yywrap | sed 'y%./+-%__p_%'`
if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  ac_save_LIBS="$LIBS"
LIBS="-l$ac_lib  $LIBS"
cat > conftest.$ac_ext <<EOF
#line 2045 "configure"
#include "confdefs.h"
/* Override any gcc2 internal prototype to avoid an error.  */
/* We use char because int might match the return type of a gcc2
    builtin and then its argument prototype would still apply.  */
char yywrap();

int main() {
yywrap()
; return 0; }
EOF
if { (eval echo configure:2056: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  eval "ac_cv_lib_$ac_lib_var=yes"
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  eval "ac_cv_lib_$ac_lib_var=no"
fi
rm -f conftest*
LIBS="$ac_save_LIBS"

fi
if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
  echo "$ac_t""yes" 1>&6
  LEXLIB="-l$ac_lib"
else
  echo "$ac_t""no" 1>&6
fi

fi

echo $ac_n "checking lex output file root""... $ac_c" 1>&6
echo "configure:2079: checking lex output file root" >&5
if eval "test \"`echo '$''{'ac_cv_prog_lex_root'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  # The minimal lex program is just a single line: %%.  But some broken lexes
# (Solaris, I think it was) want two %% lines, so accommodate them.
echo '%%
%%' | $LEX
if test -f lex.yy.c; then
  ac_cv_prog_lex_root=lex.yy
elif test -f lexyy.c; then
  ac_cv_prog_lex_root=lexyy
else
  { echo "configure: error: cannot find output from $LEX; giving up" 1>&2; exit 1; }
fi
fi

echo "$ac_t""$ac_cv_prog_lex_root" 1>&6
LEX_OUTPUT_ROOT=$ac_cv_prog_lex_root

echo $ac_n "checking whether yytext is a pointer""... $ac_c" 1>&6
echo "configure:2100: checking whether yytext is a pointer" >&5
if eval "test \"`echo '$''{'ac_cv_prog_lex_yytext_pointer'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  # POSIX says lex can declare yytext either as a pointer or an array; the
# default is implementation-dependent. Figure out which it is, since
# not all implementations provide the %pointer and %array declarations.
ac_cv_prog_lex_yytext_pointer=no
echo 'extern char *yytext;' >>$LEX_OUTPUT_ROOT.c
ac_save_LIBS="$LIBS"
LIBS="$LIBS $LEXLIB"
cat > conftest.$ac_ext <<EOF
#line 2112 "configure"
#include "confdefs.h"
`cat $LEX_OUTPUT_ROOT.c`
int main() {

; return 0; }
EOF
if { (eval echo configure:2119: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  rm -rf conftest*
  ac_cv_prog_lex_yytext_pointer=yes
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
fi
rm -f conftest*
LIBS="$ac_save_LIBS"
rm -f "${LEX_OUTPUT_ROOT}.c"

fi

echo "$ac_t""$ac_cv_prog_lex_yytext_pointer" 1>&6
if test $ac_cv_prog_lex_yytext_pointer = yes; then
  cat >> confdefs.h <<\EOF
#define YYTEXT_POINTER 1
EOF

fi


echo $ac_n "checking size of char""... $ac_c" 1>&6
echo "configure:2142: checking size of char" >&5
if eval "test \"`echo '$''{'ac_cv_sizeof_char'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test "$cross_compiling" = yes; then
    { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
else
  cat > conftest.$ac_ext <<EOF
#line 2150 "configure"
#include "confdefs.h"
#include <stdio.h>
main()
{
  FILE *f=fopen("conftestval", "w");
  if (!f) exit(1);
  fprintf(f, "%d\n", sizeof(char));
  exit(0);
}
EOF
if { (eval echo configure:2161: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
then
  ac_cv_sizeof_char=`cat conftestval`
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -fr conftest*
  ac_cv_sizeof_char=0
fi
rm -fr conftest*
fi

fi
echo "$ac_t""$ac_cv_sizeof_char" 1>&6
cat >> confdefs.h <<EOF
#define SIZEOF_CHAR $ac_cv_sizeof_char
EOF


echo $ac_n "checking size of short""... $ac_c" 1>&6
echo "configure:2181: checking size of short" >&5
if eval "test \"`echo '$''{'ac_cv_sizeof_short'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test "$cross_compiling" = yes; then
    { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
else
  cat > conftest.$ac_ext <<EOF
#line 2189 "configure"
#include "confdefs.h"
#include <stdio.h>
main()
{
  FILE *f=fopen("conftestval", "w");
  if (!f) exit(1);
  fprintf(f, "%d\n", sizeof(short));
  exit(0);
}
EOF
if { (eval echo configure:2200: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
then
  ac_cv_sizeof_short=`cat conftestval`
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -fr conftest*
  ac_cv_sizeof_short=0
fi
rm -fr conftest*
fi

fi
echo "$ac_t""$ac_cv_sizeof_short" 1>&6
cat >> confdefs.h <<EOF
#define SIZEOF_SHORT $ac_cv_sizeof_short
EOF


echo $ac_n "checking size of int""... $ac_c" 1>&6
echo "configure:2220: checking size of int" >&5
if eval "test \"`echo '$''{'ac_cv_sizeof_int'+set}'`\" = set"; then
  echo $ac_n "(ca