diff --git a/Zend/Makefile.am b/Zend/Makefile.am
index fa9d547b92ccc..c321447901712 100644
--- a/Zend/Makefile.am
+++ b/Zend/Makefile.am
@@ -1,12 +1,13 @@
 ## Process this file with automake to produce Makefile.in -*- makefile -*-
 AUTOMAKE_OPTIONS=foreign
 noinst_LIBRARIES=libzend.a
-libzend_a_SOURCES=zend_alloc.c zend_compile.c zend_constants.c \
+libzend_a_SOURCES=\
+	zend-parser.y zend-scanner.l \
+	zend_alloc.c zend_compile.c zend_constants.c \
 	zend_execute.c zend_execute_API.c zend_highlight.c zend_llist.c \
 	zend_opcode.c zend_operators.c zend_ptr_stack.c zend_stack.c \
 	zend_variables.c zend-parser.c zend-scanner.c zend.c zend_API.c \
-	zend_extensions.c zend_hash.c zend_list.c zend_indent.c \
-	zend-parser.y zend-scanner.l
+	zend_extensions.c zend_hash.c zend_list.c zend_indent.c
 
 # automake isn't too clever about "non-standard" use of lex and yacc
 
@@ -18,4 +19,5 @@ zend-parser.c: zend-parser.y
 	$(YACC) -p zend -v -d zend-parser.y -o zend-parser.c
 
 clean:
-	-rm -f zend-parser.c zend-parser.h zend-scanner.c
+	-rm -f zend-parser.c zend-parser.h zend-scanner.c zend-parser.output
+
diff --git a/Zend/Makefile.in b/Zend/Makefile.in
deleted file mode 100644
index 35163c1e479d9..0000000000000
--- a/Zend/Makefile.in
+++ /dev/null
@@ -1,378 +0,0 @@
-# Makefile.in generated automatically by automake 1.3 from Makefile.am
-
-# Copyright (C) 1994, 1995, 1996, 1997, 1998 Free Software Foundation, Inc.
-# This Makefile.in is free software; the Free Software Foundation
-# gives unlimited permission to copy and/or distribute it,
-# with or without modifications, as long as this notice is preserved.
-
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY, to the extent permitted by law; without
-# even the implied warranty of MERCHANTABILITY or FITNESS FOR A
-# PARTICULAR PURPOSE.
-
-
-SHELL = /bin/sh
-
-srcdir = @srcdir@
-top_srcdir = @top_srcdir@
-VPATH = @srcdir@
-prefix = @prefix@
-exec_prefix = @exec_prefix@
-
-bindir = @bindir@
-sbindir = @sbindir@
-libexecdir = @libexecdir@
-datadir = @datadir@
-sysconfdir = @sysconfdir@
-sharedstatedir = @sharedstatedir@
-localstatedir = @localstatedir@
-libdir = @libdir@
-infodir = @infodir@
-mandir = @mandir@
-includedir = @includedir@
-oldincludedir = /usr/include
-
-DISTDIR =
-
-pkgdatadir = $(datadir)/@PACKAGE@
-pkglibdir = $(libdir)/@PACKAGE@
-pkgincludedir = $(includedir)/@PACKAGE@
-
-top_builddir = .
-
-ACLOCAL = @ACLOCAL@
-AUTOCONF = @AUTOCONF@
-AUTOMAKE = @AUTOMAKE@
-AUTOHEADER = @AUTOHEADER@
-
-INSTALL = @INSTALL@
-INSTALL_PROGRAM = @INSTALL_PROGRAM@
-INSTALL_DATA = @INSTALL_DATA@
-INSTALL_SCRIPT = @INSTALL_SCRIPT@
-transform = @program_transform_name@
-
-NORMAL_INSTALL = :
-PRE_INSTALL = :
-POST_INSTALL = :
-NORMAL_UNINSTALL = :
-PRE_UNINSTALL = :
-POST_UNINSTALL = :
-CC = @CC@
-CFLAGS_SHLIB = @CFLAGS_SHLIB@
-DEBUG_CFLAGS = @DEBUG_CFLAGS@
-LDFLAGS_SHLIB = @LDFLAGS_SHLIB@
-LDFLAGS_SHLIB_EXPORT = @LDFLAGS_SHLIB_EXPORT@
-LEX = @LEX@
-MAKEINFO = @MAKEINFO@
-PACKAGE = @PACKAGE@
-RANLIB = @RANLIB@
-VERSION = @VERSION@
-YACC = @YACC@
-
-AUTOMAKE_OPTIONS=foreign
-noinst_LIBRARIES=libzend.a
-libzend_a_SOURCES=zend_alloc.c zend_compile.c zend_constants.c \
-	zend_execute.c zend_execute_API.c zend_highlight.c zend_llist.c \
-	zend_opcode.c zend_operators.c zend_ptr_stack.c zend_stack.c \
-	zend_variables.c zend-parser.c zend-scanner.c zend.c zend_API.c \
-	zend_extensions.c zend_hash.c zend_list.c zend_indent.c \
-	zend-parser.y zend-scanner.l
-ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
-mkinstalldirs = $(SHELL) $(top_srcdir)/mkinstalldirs
-CONFIG_HEADER = zend_config.h
-CONFIG_CLEAN_FILES = 
-LIBRARIES =  $(noinst_LIBRARIES)
-
-
-DEFS = @DEFS@ -I. -I$(srcdir) -I.
-CPPFLAGS = @CPPFLAGS@
-LDFLAGS = @LDFLAGS@
-LIBS = @LIBS@
-libzend_a_LIBADD = 
-libzend_a_OBJECTS =  zend_alloc.o zend_compile.o zend_constants.o \
-zend_execute.o zend_execute_API.o zend_highlight.o zend_llist.o \
-zend_opcode.o zend_operators.o zend_ptr_stack.o zend_stack.o \
-zend_variables.o zend-parser.o zend-scanner.o zend.o zend_API.o \
-zend_extensions.o zend_hash.o zend_list.o zend_indent.o zend-parser.o \
-zend-scanner.o
-AR = ar
-LEX_OUTPUT_ROOT = @LEX_OUTPUT_ROOT@
-LEXLIB = @LEXLIB@
-CFLAGS = @CFLAGS@
-COMPILE = $(CC) $(DEFS) $(INCLUDES) $(CPPFLAGS) $(CFLAGS)
-LINK = $(CC) $(CFLAGS) $(LDFLAGS) -o $@
-DIST_COMMON =  COPYING INSTALL Makefile.am Makefile.in acconfig.h \
-acinclude.m4 aclocal.m4 configure configure.in install-sh missing \
-mkinstalldirs stamp-h.in zend-parser.c zend-scanner.c zend_config.h.in
-
-
-DISTFILES = $(DIST_COMMON) $(SOURCES) $(HEADERS) $(TEXINFOS) $(EXTRA_DIST)
-
-TAR = tar
-GZIP = --best
-DEP_FILES =  .deps/zend-parser.P .deps/zend-scanner.P .deps/zend.P \
-.deps/zend_API.P .deps/zend_alloc.P .deps/zend_compile.P \
-.deps/zend_constants.P .deps/zend_execute.P .deps/zend_execute_API.P \
-.deps/zend_extensions.P .deps/zend_hash.P .deps/zend_highlight.P \
-.deps/zend_indent.P .deps/zend_list.P .deps/zend_llist.P \
-.deps/zend_opcode.P .deps/zend_operators.P .deps/zend_ptr_stack.P \
-.deps/zend_stack.P .deps/zend_variables.P
-SOURCES = $(libzend_a_SOURCES)
-OBJECTS = $(libzend_a_OBJECTS)
-
-all: Makefile $(LIBRARIES) zend_config.h
-
-.SUFFIXES:
-.SUFFIXES: .S .c .l .o .s .y
-$(srcdir)/Makefile.in: Makefile.am $(top_srcdir)/configure.in $(ACLOCAL_M4)
-	cd $(top_srcdir) && $(AUTOMAKE) --foreign Makefile
-
-Makefile: $(srcdir)/Makefile.in  $(top_builddir)/config.status $(BUILT_SOURCES)
-	cd $(top_builddir) \
-	  && CONFIG_FILES=$@ CONFIG_HEADERS= $(SHELL) ./config.status
-
-$(ACLOCAL_M4):  configure.in  acinclude.m4
-	cd $(srcdir) && $(ACLOCAL)
-
-config.status: $(srcdir)/configure
-	$(SHELL) ./config.status --recheck
-$(srcdir)/configure: $(srcdir)/configure.in $(ACLOCAL_M4) $(CONFIGURE_DEPENDENCIES)
-	cd $(srcdir) && $(AUTOCONF)
-
-zend_config.h: stamp-h
-	@:
-stamp-h: $(srcdir)/zend_config.h.in $(top_builddir)/config.status
-	cd $(top_builddir) \
-	  && CONFIG_FILES= CONFIG_HEADERS=zend_config.h \
-	     $(SHELL) ./config.status
-	@echo timestamp > stamp-h
-$(srcdir)/zend_config.h.in: $(srcdir)/stamp-h.in
-$(srcdir)/stamp-h.in: $(top_srcdir)/configure.in $(ACLOCAL_M4) acconfig.h
-	cd $(top_srcdir) && $(AUTOHEADER)
-	@echo timestamp > $(srcdir)/stamp-h.in
-
-mostlyclean-hdr:
-
-clean-hdr:
-
-distclean-hdr:
-	-rm -f zend_config.h
-
-maintainer-clean-hdr:
-
-mostlyclean-noinstLIBRARIES:
-
-clean-noinstLIBRARIES:
-	-test -z "$(noinst_LIBRARIES)" || rm -f $(noinst_LIBRARIES)
-
-distclean-noinstLIBRARIES:
-
-maintainer-clean-noinstLIBRARIES:
-
-.s.o:
-	$(COMPILE) -c $<
-
-.S.o:
-	$(COMPILE) -c $<
-
-mostlyclean-compile:
-	-rm -f *.o core *.core
-
-clean-compile:
-
-distclean-compile:
-	-rm -f *.tab.c
-
-maintainer-clean-compile:
-
-libzend.a: $(libzend_a_OBJECTS) $(libzend_a_DEPENDENCIES)
-	-rm -f libzend.a
-	$(AR) cru libzend.a $(libzend_a_OBJECTS) $(libzend_a_LIBADD)
-	$(RANLIB) libzend.a
-.y.c:
-	$(YACC) $(YFLAGS) $< && mv y.tab.c $*.c
-	if test -f y.tab.h; then \
-	if cmp -s y.tab.h $*.h; then rm -f y.tab.h; else mv y.tab.h $*.h; fi; \
-	else :; fi
-zend-parser.h: zend-parser.c
-
-.l.c:
-	$(LEX) $(LFLAGS) $< && mv $(LEX_OUTPUT_ROOT).c $@
-
-tags: TAGS
-
-ID: $(HEADERS) $(SOURCES) $(LISP)
-	here=`pwd` && cd $(srcdir) \
-	  && mkid -f$$here/ID $(SOURCES) $(HEADERS) $(LISP)
-
-TAGS:  $(HEADERS) $(SOURCES) zend_config.h.in $(TAGS_DEPENDENCIES) $(LISP)
-	tags=; \
-	here=`pwd`; \
-	list='$(SOURCES) $(HEADERS)'; \
-	unique=`for i in $$list; do echo $$i; done | \
-	  awk '    { files[$$0] = 1; } \
-	       END { for (i in files) print i; }'`; \
-	test -z "$(ETAGS_ARGS)zend_config.h.in$$unique$(LISP)$$tags" \
-	  || (cd $(srcdir) && etags $(ETAGS_ARGS) $$tags zend_config.h.in $$unique $(LISP) -o $$here/TAGS)
-
-mostlyclean-tags:
-
-clean-tags:
-
-distclean-tags:
-	-rm -f TAGS ID
-
-maintainer-clean-tags:
-
-distdir = $(PACKAGE)-$(VERSION)
-top_distdir = $(distdir)
-
-# This target untars the dist file and tries a VPATH configuration.  Then
-# it guarantees that the distribution is self-contained by making another
-# tarfile.
-distcheck: dist
-	-rm -rf $(distdir)
-	GZIP=$(GZIP) $(TAR) zxf $(distdir).tar.gz
-	mkdir $(distdir)/=build
-	mkdir $(distdir)/=inst
-	dc_install_base=`cd $(distdir)/=inst && pwd`; \
-	cd $(distdir)/=build \
-	  && ../configure --srcdir=.. --prefix=$$dc_install_base \
-	  && $(MAKE) \
-	  && $(MAKE) dvi \
-	  && $(MAKE) check \
-	  && $(MAKE) install \
-	  && $(MAKE) installcheck \
-	  && $(MAKE) dist
-	-rm -rf $(distdir)
-	@echo "========================"; \
-	echo "$(distdir).tar.gz is ready for distribution"; \
-	echo "========================"
-dist: distdir
-	-chmod -R a+r $(distdir)
-	GZIP=$(GZIP) $(TAR) chozf $(distdir).tar.gz $(distdir)
-	-rm -rf $(distdir)
-dist-all: distdir
-	-chmod -R a+r $(distdir)
-	GZIP=$(GZIP) $(TAR) chozf $(distdir).tar.gz $(distdir)
-	-rm -rf $(distdir)
-distdir: $(DISTFILES)
-	-rm -rf $(distdir)
-	mkdir $(distdir)
-	-chmod 777 $(distdir)
-	here=`cd $(top_builddir) && pwd`; \
-	top_distdir=`cd $(distdir) && pwd`; \
-	distdir=`cd $(distdir) && pwd`; \
-	cd $(top_srcdir) \
-	  && $(AUTOMAKE) --include-deps --build-dir=$$here --srcdir-name=$(top_srcdir) --output-dir=$$top_distdir --foreign Makefile
-	@for file in $(DISTFILES); do \
-	  d=$(srcdir); \
-	  test -f $(distdir)/$$file \
-	  || ln $$d/$$file $(distdir)/$$file 2> /dev/null \
-	  || cp -p $$d/$$file $(distdir)/$$file; \
-	done
-
-DEPS_MAGIC := $(shell mkdir .deps > /dev/null 2>&1 || :)
-
--include $(DEP_FILES)
-
-mostlyclean-depend:
-
-clean-depend:
-
-distclean-depend:
-
-maintainer-clean-depend:
-	-rm -rf .deps
-
-%.o: %.c
-	@echo '$(COMPILE) -c $<'; \
-	$(COMPILE) -Wp,-MD,.deps/$(*F).P -c $<
-
-%.lo: %.c
-	@echo '$(LTCOMPILE) -c $<'; \
-	$(LTCOMPILE) -Wp,-MD,.deps/$(*F).p -c $<
-	@-sed -e 's/^\([^:]*\)\.o:/\1.lo \1.o:/' \
-	  < .deps/$(*F).p > .deps/$(*F).P
-	@-rm -f .deps/$(*F).p
-info:
-dvi:
-check: all
-	$(MAKE)
-installcheck:
-install-exec: 
-	@$(NORMAL_INSTALL)
-
-install-data: 
-	@$(NORMAL_INSTALL)
-
-install: install-exec install-data all
-	@:
-
-uninstall: 
-
-install-strip:
-	$(MAKE) INSTALL_PROGRAM='$(INSTALL_PROGRAM) -s' INSTALL_SCRIPT='$(INSTALL_PROGRAM)' install
-installdirs:
-
-
-mostlyclean-generic:
-	-test -z "$(MOSTLYCLEANFILES)" || rm -f $(MOSTLYCLEANFILES)
-
-clean-generic:
-	-test -z "$(CLEANFILES)" || rm -f $(CLEANFILES)
-
-distclean-generic:
-	-rm -f Makefile $(DISTCLEANFILES)
-	-rm -f config.cache config.log stamp-h stamp-h[0-9]*
-	-test -z "$(CONFIG_CLEAN_FILES)" || rm -f $(CONFIG_CLEAN_FILES)
-
-maintainer-clean-generic:
-	-test -z "$(MAINTAINERCLEANFILES)" || rm -f $(MAINTAINERCLEANFILES)
-	-test -z "$(BUILT_SOURCES)" || rm -f $(BUILT_SOURCES)
-mostlyclean:  mostlyclean-hdr mostlyclean-noinstLIBRARIES \
-		mostlyclean-compile mostlyclean-tags mostlyclean-depend \
-		mostlyclean-generic
-
-clean:  clean-hdr clean-noinstLIBRARIES clean-compile clean-tags \
-		clean-depend clean-generic mostlyclean
-
-distclean:  distclean-hdr distclean-noinstLIBRARIES distclean-compile \
-		distclean-tags distclean-depend distclean-generic clean
-	-rm -f config.status
-
-maintainer-clean:  maintainer-clean-hdr maintainer-clean-noinstLIBRARIES \
-		maintainer-clean-compile maintainer-clean-tags \
-		maintainer-clean-depend maintainer-clean-generic \
-		distclean
-	@echo "This command is intended for maintainers to use;"
-	@echo "it deletes files that may require special tools to rebuild."
-	-rm -f config.status
-
-.PHONY: mostlyclean-hdr distclean-hdr clean-hdr maintainer-clean-hdr \
-mostlyclean-noinstLIBRARIES distclean-noinstLIBRARIES \
-clean-noinstLIBRARIES maintainer-clean-noinstLIBRARIES \
-mostlyclean-compile distclean-compile clean-compile \
-maintainer-clean-compile tags mostlyclean-tags distclean-tags \
-clean-tags maintainer-clean-tags distdir mostlyclean-depend \
-distclean-depend clean-depend maintainer-clean-depend info dvi \
-installcheck install-exec install-data install uninstall all \
-installdirs mostlyclean-generic distclean-generic clean-generic \
-maintainer-clean-generic clean mostlyclean distclean maintainer-clean
-
-
-# automake isn't too clever about "non-standard" use of lex and yacc
-
-zend-scanner.c: zend-scanner.l
-	$(LEX) -Pzend -ozend-scanner.c -i zend-scanner.l
-
-zend-parser.h: zend-parser.c
-zend-parser.c: zend-parser.y
-	$(YACC) -p zend -v -d zend-parser.y -o zend-parser.c
-
-clean:
-	-rm -f zend-parser.c zend-parser.h zend-scanner.c
-
-# Tell versions [3.59,3.63) of GNU make to not export all variables.
-# Otherwise a system limit (for SysV at least) may be exceeded.
-.NOEXPORT:
diff --git a/Zend/aclocal.m4 b/Zend/aclocal.m4
deleted file mode 100644
index 474da03f38c64..0000000000000
--- a/Zend/aclocal.m4
+++ /dev/null
@@ -1,166 +0,0 @@
-dnl aclocal.m4 generated automatically by aclocal 1.3
-
-dnl Copyright (C) 1994, 1995, 1996, 1997, 1998 Free Software Foundation, Inc.
-dnl This Makefile.in is free software; the Free Software Foundation
-dnl gives unlimited permission to copy and/or distribute it,
-dnl with or without modifications, as long as this notice is preserved.
-
-dnl This program is distributed in the hope that it will be useful,
-dnl but WITHOUT ANY WARRANTY, to the extent permitted by law; without
-dnl even the implied warranty of MERCHANTABILITY or FITNESS FOR A
-dnl PARTICULAR PURPOSE.
-
-dnl $Id$
-dnl
-dnl This file contains local autoconf functions.
-
-dnl
-dnl Check for broken sprintf()
-dnl
-AC_DEFUN(AC_BROKEN_SPRINTF,[
-  AC_MSG_CHECKING([for broken sprintf])
-  AC_TRY_RUN([main() { char buf[20]; exit (sprintf(buf,"testing 123")!=11); }],[
-    AC_DEFINE(BROKEN_SPRINTF,0)
-    AC_MSG_RESULT(ok)
-  ],[
-    AC_DEFINE(BROKEN_SPRINTF,1)
-    AC_MSG_RESULT(broken)
-  ],[
-    AC_DEFINE(BROKEN_SPRINTF,0)
-    AC_MSG_RESULT(cannot check, guessing ok)
-  ])
-])
-
-# Do all the work for Automake.  This macro actually does too much --
-# some checks are only needed if your package does certain things.
-# But this isn't really a big deal.
-
-# serial 1
-
-dnl Usage:
-dnl AM_INIT_AUTOMAKE(package,version, [no-define])
-
-AC_DEFUN(AM_INIT_AUTOMAKE,
-[AC_REQUIRE([AM_PROG_INSTALL])
-PACKAGE=[$1]
-AC_SUBST(PACKAGE)
-VERSION=[$2]
-AC_SUBST(VERSION)
-dnl test to see if srcdir already configured
-if test "`cd $srcdir && pwd`" != "`pwd`" && test -f $srcdir/config.status; then
-  AC_MSG_ERROR([source directory already configured; run "make distclean" there first])
-fi
-ifelse([$3],,
-AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE")
-AC_DEFINE_UNQUOTED(VERSION, "$VERSION"))
-AC_REQUIRE([AM_SANITY_CHECK])
-AC_REQUIRE([AC_ARG_PROGRAM])
-dnl FIXME This is truly gross.
-missing_dir=`cd $ac_aux_dir && pwd`
-AM_MISSING_PROG(ACLOCAL, aclocal, $missing_dir)
-AM_MISSING_PROG(AUTOCONF, autoconf, $missing_dir)
-AM_MISSING_PROG(AUTOMAKE, automake, $missing_dir)
-AM_MISSING_PROG(AUTOHEADER, autoheader, $missing_dir)
-AM_MISSING_PROG(MAKEINFO, makeinfo, $missing_dir)
-AC_REQUIRE([AC_PROG_MAKE_SET])])
-
-
-# serial 1
-
-AC_DEFUN(AM_PROG_INSTALL,
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-#
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-# directory).
-if (
-   set X `ls -Lt $srcdir/configure conftestfile 2> /dev/null`
-   if test "[$]*" = "X"; then
-      # -L didn't work.
-      set X `ls -t $srcdir/configure conftestfile`
-   fi
-   if test "[$]*" != "X $srcdir/configure conftestfile" \
-      && test "[$]*" != "X conftestfile $srcdir/configure"; then
-
-      # If neither matched, then we have a broken ls.  This can happen
-      # if, for instance, CONFIG_SHELL is bash and it inherits a
-      # broken ls alias from the environment.  This has actually
-      # happened.  Such a system could not be considered "sane".
-      AC_MSG_ERROR([ls -t appears to fail.  Make sure there is not a broken
-alias in your environment])
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-
-   test "[$]2" = conftestfile
-   )
-then
-   # Ok.
-   :
-else
-   AC_MSG_ERROR([newly created file is older than distributed files!
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-rm -f conftest*
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-if ($2 --version) < /dev/null > /dev/null 2>&1; then
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-AC_SUBST($1)])
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-
-AC_DEFUN(AM_CONFIG_HEADER,
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-AC_OUTPUT_COMMANDS(changequote(<<,>>)dnl
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-<<am_indx=1
-for am_file in <<$1>>; do
-  case " <<$>>CONFIG_HEADERS " in
-  *" <<$>>am_file "*<<)>>
-    echo timestamp > `echo <<$>>am_file | sed -e 's%:.*%%' -e 's%[^/]*$%%'`stamp-h$am_indx
-    ;;
-  esac
-  am_indx=`expr "<<$>>am_indx" + 1`
-done<<>>dnl>>)
-changequote([,]))])
-
-
-dnl AM_PROG_LEX
-dnl Look for flex, lex or missing, then run AC_PROG_LEX and AC_DECL_YYTEXT
-AC_DEFUN(AM_PROG_LEX,
-[missing_dir=ifelse([$1],,`cd $ac_aux_dir && pwd`,$1)
-AC_CHECK_PROGS(LEX, flex lex, "$missing_dir/missing flex")
-AC_PROG_LEX
-AC_DECL_YYTEXT])
-
diff --git a/Zend/buildconf b/Zend/buildconf
new file mode 100755
index 0000000000000..22361b4a65ee7
--- /dev/null
+++ b/Zend/buildconf
@@ -0,0 +1,28 @@
+#!/bin/sh
+
+if test -f mkinstalldirs; then
+    automake
+else
+    automake --add-missing
+fi
+
+autoheader
+
+mv aclocal.m4 aclocal.m4.old 2>/dev/null
+aclocal
+if cmp aclocal.m4.old aclocal.m4 > /dev/null 2>&1; then
+    echo keeping aclocal.m4
+    mv aclocal.m4.old aclocal.m4
+else
+    echo created or modified aclocal.m4
+fi
+
+mv configure configure.old 2>/dev/null
+autoconf
+if cmp configure.old configure > /dev/null 2>&1; then
+    echo keeping configure
+    mv configure.old configure
+else
+    echo created or modified configure
+fi
+