dnl DAST_CHECK_BOOLdnl Check for bool support. Defines bool, true, and false.AH_TEMPLATE([HAVE_POSIX_THREAD], [])AH_TEMPLATE([_REENTRANT], [])AH_TEMPLATE([ssize_t], [Define to "int" if <sys/types.h> does not define.])AH_TEMPLATE([bool])AH_TEMPLATE([true])AH_TEMPLATE([false])AC_DEFUN(DAST_CHECK_BOOL, [AC_CHECK_SIZEOF(bool)if test "$ac_cv_sizeof_bool" = 0 ; then  AC_DEFINE(bool, int)fiAC_CACHE_CHECK(if true is defined, ac_cv_have_true, [AC_LANG_SAVE  AC_LANG_CPLUSPLUS  AC_TRY_COMPILE([],    [unsigned int i = true],  ac_cv_have_true=yes,  ac_cv_have_true=no)  AC_LANG_RESTORE ])if test "$ac_cv_have_true" != yes ; then  AC_DEFINE(true,  1)  AC_DEFINE(false, 0)fi])dnl ===================================================================dnl DAST_REPLACE_TYPE( type, sizeof )dnl Check for the type as AC_CHECK_TYPE does. Define HAVE_<type>dnl if type exists; don't define <type> to anything if it doesn't exist.dnl Useful if there is no well-defined default type, such as int32_tAC_DEFUN(DAST_REPLACE_TYPE, [AC_CACHE_CHECK(for $1, ac_cv_type_$1,  AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[$ac_includes_default]],    [[$1 foo]])],  ac_cv_type_$1=yes,  ac_cv_type_$1=no)if test $ac_cv_type_$1 != yes ; then  if test "$ac_cv_sizeof_char" = $2; then    ac_cv_type_$1="char"  elif test "$ac_cv_sizeof_short" = $2; then    ac_cv_type_$1="short"  elif test "$ac_cv_sizeof_int" = $2; then    ac_cv_type_$1="int"  elif test "$ac_cv_sizeof_long" = $2; then    ac_cv_type_$1="long"  elif test "$ac_cv_sizeof_long_long" = $2; then    ac_cv_type_$1="long long"  fifi)if test "$ac_cv_type_$1" != no; then  if test "$ac_cv_type_$1" != yes; then    AC_DEFINE_UNQUOTED($1, $ac_cv_type_$1)  fi  AC_DEFINE_UNQUOTED(HAVE_`echo $1 | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`)fi])AC_DEFUN(DAST_REPLACE_TYPE_UNSIGNED, [AC_CACHE_CHECK(for $1, ac_cv_type_$1,  AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[$ac_includes_default]],    [[$1 foo]])],  ac_cv_type_$1=yes,  ac_cv_type_$1=no)if test $ac_cv_type_$1 != yes ; then  if test "$ac_cv_sizeof_unsigned_char" = $2; then    ac_cv_type_$1="unsigned char"  elif test "$ac_cv_sizeof_unsigned_short" = $2; then    ac_cv_type_$1="unsigned short"  elif test "$ac_cv_sizeof_unsigned_int" = $2; then    ac_cv_type_$1="unsigned int"  elif test "$ac_cv_sizeof_unsigned_long" = $2; then    ac_cv_type_$1="unsigned long"  elif test "$ac_cv_sizeof_unsigned_long_long" = $2; then    ac_cv_type_$1="unsigned long long"  fifi)if test "$ac_cv_type_$1" != no; then  if test "$ac_cv_type_$1" != yes; then    AC_DEFINE_UNQUOTED($1, $ac_cv_type_$1)  fi  AC_DEFINE_UNQUOTED(HAVE_`echo $1 | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`)fi])dnl DAST_CHECK_ARGdnl Check for the 3rd arguement to acceptAC_DEFUN(DAST_ACCEPT_ARG, [  if test -z "$ac_cv_accept_arg" ; then    AC_LANG_SAVE    AC_LANG_CPLUSPLUS    AC_COMPILE_IFELSE([AC_LANG_PROGRAM(      [[$ac_includes_default       #include <sys/socket.h>]],      [[$1 length;       accept( 0, 0, &length );]])],    ac_cv_accept_arg=$1)    AC_LANG_RESTORE  fi])dnl Configure paths for Web100.  Based off of Owen Taylor's gtk.m4 from gtk+-1.2.10dnl AM_PATH_WEB100([EXACT-VERSION [, ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]])dnl Test for Web100, and define WEB100_CFLAGS and WEB100_LIBSdnlAC_DEFUN(AM_PATH_WEB100,[web100_success=""AC_PATH_PROG([WEB100_CONFIG], [web100-config], [no])AC_MSG_CHECKING(for Web100)if test "$WEB100_CONFIG" != "no"; then  WEB100_CFLAGS=`$WEB100_CONFIG --cflags`  WEB100_LIBS=`$WEB100_CONFIG --libs`  AC_MSG_RESULT(yes)else  AC_MSG_RESULT(no)  echo "*** The web100-config script installed by Web100 could not be found"  echo "*** If Web100 was installed in PREFIX, make sure PREFIX/bin is in"  echo "*** your path, or set the WEB100_CONFIG environment variable to the"  echo "*** full path to web100-config"  web100_success="no"fiif test x$web100_success = x; then  if test "x$1" != "x"; then    AC_MSG_CHECKING(for Web100 - version $1)    WEB100_VERSION=`$WEB100_CONFIG --version`    if test "$WEB100_VERSION" = "$1"; then      AC_MSG_RESULT(yes)    else      AC_MSG_RESULT(no)      echo "*** The requested ($1) and installed ($WEB100_VERSION) versions"      echo "*** of Web100 do not match."      web100_success="no"    fi  fifiif test x$web100_success = x; then  web100_success="yes"fiif test x$web100_success = xyes; then  m4_if([$2], [], [:], [$2])else  WEB100_CFLAGS=""  WEB100_LIBS=""  m4_if([$3], [], [:], [$3])fiAC_SUBST(WEB100_CFLAGS)AC_SUBST(WEB100_LIBS)])