diff --git a/Makefile.in b/Makefile.in
index 7148ceb93..38295cd4b 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -46,6 +46,8 @@ CFLAGS=@CFLAGS@
 #  This is set by the configure script's `--srcdir' option.
 srcdir=@srcdir@
 
+prefix=@prefix@
+exec_prefix=@exec_prefix@
 bindir=@bindir@
 infodir=@infodir@
 mandir=@mandir@
@@ -169,15 +171,15 @@ binary-dist: all
 	su -c "rm -rf tmp"
 	mkdir tmp
 	for i in tmp$(bindir) tmp$(infodir) tmp$(mandir) tmp$(libdir); do \
-	(echo $$i; IFS="/"; for k in $$i; do echo $$k; (test -d $$k || mkdir $$k); chmod 755 $$k; cd $$k; done); \
+	(echo $$i; IFS="/"; \for k in $$i; do echo $$k; (test -d $$k || mkdir $$k); chmod 755 $$k; cd $$k; done); \
 	done
-	PREFIX=`pwd`/tmp; cd build; $(MAKE) install PREFIX="$${PREFIX}"
+	prefix=`pwd`/tmp; cd build; $(MAKE) install prefix=$(prefix)
 	su -c "chown -R root.root tmp && cd tmp; tar czf ../ecl-$(VERSION)-$(MACHINE).tgz * && cd .. && rm -rf tmp"
 
 # This creates a ZIP file with a flattened directory structure
 windows-dist: all
 	cd build; rm -rf $(TAR_DIR); mkdir $(TAR_DIR); \
-	$(MAKE) flatinstall PREFIX=`pwd`/$(TAR_DIR); \
+	$(MAKE) flatinstall prefix=`pwd`/$(TAR_DIR); \
 	zip -r $(TAR_DIR).zip $(TAR_DIR)
 
 dist:
diff --git a/src/CHANGELOG b/src/CHANGELOG
index 28e7b2cac..ec2b5aaac 100644
--- a/src/CHANGELOG
+++ b/src/CHANGELOG
@@ -1671,7 +1671,8 @@ ECL 0.9d
     compilation/linking flags for a given architecture. This is required
     in platforms such as Solaris/Ultrasparc, where there are multiple
     ABIs (i.e. applications may use 32-bit or 64-pointers, 32-bit or
-    64-registers, etc).
+    64-registers, etc). On other platforms this process is not required,
+    and you may get a faster configuration using --enable-simple-conf
 
 * System design: Multithreading
 
@@ -1728,6 +1729,9 @@ ECL 0.9d
 
   - HASH-TABLE-SIZE and HASH-TABLE-TEST have been finally implemented.
 
+  - The configuration process now does respect the values of libdir,
+    bindir, infodir,... supplied by the user.
+
 * Documentation:
 
   - New manual page documents the scripting facilities of ECL
@@ -1747,7 +1751,13 @@ ECL 0.9d
     logical pathnames.
 
   - Under windows, the system directory is defined to be the place
-    where ecl.exe resides.
+    where ecl.exe resides. Windows user will want to use the
+    command "make windows-dist", which builds a ZIP file with a
+    ready to be installed ECL.
+
+  - If you want to install ECL to a different place, use "make prefix=..."
+    instead of the old form "make PREFIX=...". ECL now follows the GNU
+    coding standards in this particular point.
 
 TODO:
 =====
diff --git a/src/Makefile.in b/src/Makefile.in
index 2f971bcbf..eaa8a9211 100644
--- a/src/Makefile.in
+++ b/src/Makefile.in
@@ -21,9 +21,10 @@ EXE	= @EXEEXT@
 # subdirectories of this directory.  The default values for many of
 # the variables below are expressed in terms of this one, so you may
 # not need to change them.  This defaults to /usr/local.
+prefix=@prefix@
+exec_prefix=@exec_prefix@
 bindir=@bindir@
 libdir=@libdir@
-infodir=@infodir@
 
 # Programs used by "make install":
 #
@@ -56,19 +57,21 @@ ecl_min$(EXE): $(LIBRARIES) .gdbinit libecl.a
 	if [ -f CROSS-COMPILER ]; then \
 		touch $@; \
 	else \
-		$(CC) $(LDFLAGS) -o $@ c/cinit.o -L./ libecl.a -lgmp -lgc $(LIBS);\
+		$(CC) $(LDFLAGS) -o $@ c/cinit.o -L./ @LIBPREFIX@ecl.@LIBEXT@ -lgmp -lgc $(LIBS);\
 	fi
 
 .gdbinit: $(srcdir)/util/gdbinit
 	cp $(srcdir)/util/gdbinit $@
 
-libecl.a: libgmp.a libgc.a
+lsp/config.lsp: lsp/config.lsp.in
+	sed -e 's,@ecldir@,$(libdir),g' < lsp/config.lsp.in > lsp/config.lsp
+@LIBPREFIX@ecl.@LIBEXT@: @LIBPREFIX@gmp.@LIBEXT@ @LIBPREFIX@gc.@LIBEXT@ lsp/config.lsp
 	cd c; $(MAKE)
-libgc.a:
+@LIBPREFIX@gc.@LIBEXT@:
 	if (echo $(SUBDIR) | grep gc); then \
 	  cd gc; $(MAKE) install; \
 	fi
-libgmp.a:
+@LIBPREFIX@gmp.@LIBEXT@:
 	if (echo $(SUBDIR) | grep gmp); then \
 	  cd gmp; $(MAKE) install; \
 	fi
@@ -79,38 +82,26 @@ BUILD-STAMP: config.status
 	(echo "#"; uname -a) > $@
 	head -8 config.status | tail -6 >> $@
 install: BUILD-STAMP install-base
-	cd c; $(MAKE) PREFIX="$(PREFIX)" install
-	cd doc; $(MAKE) PREFIX="$(PREFIX)" install
+	cd c; $(MAKE) prefix=$(prefix) install
+	cd doc; $(MAKE) prefix=$(prefix) install
 install-base:
-	$(mkinstalldirs) $(PREFIX)$(bindir) $(PREFIX)$(libdir)/h
+	$(mkinstalldirs) $(bindir) $(libdir)/h
 	for i in $(TARGETS); do \
-	  $(INSTALL) -s $$i $(PREFIX)$(bindir); \
+	  $(INSTALL) -s $$i $(bindir); \
 	done
-	$(INSTALL_PROGRAM) -s $(TARGETS) $(PREFIX)$(bindir)
+	$(INSTALL_PROGRAM) -s $(TARGETS) $(bindir)
 	sed 's,~A,$(libdir),;s,~\*,,;' ecl-config > foo; \
-	$(INSTALL_PROGRAM) foo $(PREFIX)$(bindir)/ecl-config; \
+	$(INSTALL_PROGRAM) foo $(bindir)/ecl-config; \
 	rm foo
 	for i in BUILD-STAMP $(LSP_LIBRARIES) $(LIBRARIES) c/dpp* help.doc ; do \
-	  $(INSTALL_DATA) $$i $(PREFIX)$(libdir); \
+	  $(INSTALL_DATA) $$i $(libdir); \
 	done
-	$(INSTALL_DATA) h/config.h $(PREFIX)$(libdir)/h
-	if (echo $(SUBDIR) | grep gc); then $(MAKE) installgc; fi
-	if (echo $(SUBDIR) | grep gmp); then $(MAKE) installgmp; fi
-installgc:
-	$(mkinstalldirs) $(PREFIX)$(libdir)/h/private
-	for i in $(srcdir)/gc/include/*.h; do \
-	  $(INSTALL_DATA) $$i $(PREFIX)$(libdir)/h/; \
-	done
-	for i in $(srcdir)/gc/include/private/*.h; do \
-	  $(INSTALL_DATA) $$i $(PREFIX)$(libdir)/h/private/; \
-	done
-installgmp:
-	$(INSTALL_DATA) h/gmp.h $(PREFIX)$(libdir)/h/
+	$(INSTALL_DATA) h/config.h $(libdir)/h
 
 flatinstall: BUILD-STAMP
-	$(MAKE) install PREFIX= bindir=$(PREFIX) libdir=$(PREFIX) install-base
-	cd c; $(MAKE) PREFIX=$(PREFIX) flatinstall
-	cd doc; $(MAKE) PREFIX=$(PREFIX) flatinstall
+	$(MAKE) install bindir=$(prefix) libdir=$(prefix) install-base
+	cd c; $(MAKE) prefix=$(prefix) flatinstall
+	cd doc; $(MAKE) prefix=$(prefix) flatinstall
 
 uninstall:
 	for i in $(TARGETS) ecl-config; do rm -rf $(bindir)/$$i; done
diff --git a/src/c/Makefile.in b/src/c/Makefile.in
index d43cb9067..b46924328 100644
--- a/src/c/Makefile.in
+++ b/src/c/Makefile.in
@@ -20,7 +20,9 @@ DPP	= ./dpp$(EXE)
 #
 INSTALL = @INSTALL@
 INSTALL_DATA = @INSTALL_DATA@
-libdir	= @libdir@
+prefix=@prefix@
+exec_prefix=@exec_prefix@
+libdir=@libdir@
 
 # Files
 
@@ -55,14 +57,18 @@ all:	$(DPP) ../libecl.a cinit.o
 .PHONY:	all
 
 install: $(HFILES)
-	for i in $(HFILES); do $(INSTALL_DATA) $$i $(PREFIX)$(libdir)/h/; done
+	for i in $(HFILES); do $(INSTALL_DATA) $$i $(libdir)/h/; done
 	sed '/-CUT-/,$$d' ../h/config.h > ../h/config-install.h
-	$(INSTALL_DATA) ../h/config-install.h $(PREFIX)$(libdir)/h/config.h
-flatinstall: $(HFILES)
-	for i in $(HFILES); do $(INSTALL_DATA) $$i $(PREFIX)/h/; done
-	sed '/-CUT-/,$$d' ../h/config.h > ../h/config-install.h
-	$(INSTALL_DATA) ../h/config-install.h $(PREFIX)/h/config.h
+	$(INSTALL_DATA) ../h/*.h $(libdir)/h/
+	rm $(libdir)/h/config.h
+	mv $(libdir)/h/config-install.h $(libdir)/h/config.h
 
+flatinstall: $(HFILES)
+	for i in $(HFILES); do $(INSTALL_DATA) $$i $(prefix)/h/; done
+	sed '/-CUT-/,$$d' ../h/config.h > ../h/config-install.h
+	$(INSTALL_DATA) ../h/*.h $(prefix)/h/
+	rm $(prefix)/h/config.h
+	mv $(prefix)/h/config-install.h $(prefix)/h/config.h
 
 ../libecl.a: $(OBJS)
 	$(RM) $@
diff --git a/src/c/main.d b/src/c/main.d
index ba2de76b2..408ea282f 100644
--- a/src/c/main.d
+++ b/src/c/main.d
@@ -262,7 +262,7 @@ cl_boot(int argc, char **argv)
 		mp_make_lock(2, @':name', @'mp::+load-compile-lock+'));
 #endif
 	aux = cl_list(
-#ifdef ECL_DLOPEN
+#ifdef ENABLE_DLOPEN
 		4,CONS(make_simple_string("fas"), @'si::load-binary'),
 #else
 		3,
diff --git a/src/configure b/src/configure
index 993a70c4c..21b47baa4 100755
--- a/src/configure
+++ b/src/configure
@@ -3742,13 +3742,8 @@ if test "$ac_cv_search_strerror" != no; then
 fi
 
 
-if test "x$prefix" = "xNONE"; then prefix=${ac_default_prefix}; fi
-if test "x$exec_prefix" = "xNONE"; then exec_prefix=${prefix}; fi
-bindir="${exec_prefix}/bin"
-libdir="${exec_prefix}/lib/ecl"
-includedir="${exec_prefix}/lib/ecl/h"
-mandir="${prefix}/man"
-infodir="${prefix}/info"
+libdir="${libdir}/ecl"
+includedir="${libdir}/ecl/h"
 
 
 
@@ -6027,6 +6022,8 @@ fi
 
           ac_config_files="$ac_config_files h/configpre:h/config.h.in"
 
+          ac_config_files="$ac_config_files lsp/config.lsp.in:lsp/config.lsp.in"
+
           ac_config_headers="$ac_config_headers h/config.h:h/configpre"
 
 cat >confcache <<\_ACEOF
@@ -6571,6 +6568,7 @@ do
   "gabriel/Makefile" ) CONFIG_FILES="$CONFIG_FILES gabriel/Makefile" ;;
   "ecl-config" ) CONFIG_FILES="$CONFIG_FILES ecl-config:util/ecl-config" ;;
   "h/configpre" ) CONFIG_FILES="$CONFIG_FILES h/configpre:h/config.h.in" ;;
+  "lsp/config.lsp.in" ) CONFIG_FILES="$CONFIG_FILES lsp/config.lsp.in:lsp/config.lsp.in" ;;
   "h/config.h" ) CONFIG_HEADERS="$CONFIG_HEADERS h/config.h:h/configpre" ;;
   *) { { echo "$as_me:$LINENO: error: invalid argument: $ac_config_target" >&5
 echo "$as_me: error: invalid argument: $ac_config_target" >&2;}
diff --git a/src/configure.in b/src/configure.in
index e36b2a792..ee6f43776 100644
--- a/src/configure.in
+++ b/src/configure.in
@@ -148,13 +148,8 @@ AC_ISC_POSIX
 dnl ----------------------------------------------------------------------
 dnl		Installation directories
 dnl
-if test "x$prefix" = "xNONE"; then prefix=${ac_default_prefix}; fi
-if test "x$exec_prefix" = "xNONE"; then exec_prefix=${prefix}; fi
-bindir="${exec_prefix}/bin"
-libdir="${exec_prefix}/lib/ecl"
-includedir="${exec_prefix}/lib/ecl/h"
-mandir="${prefix}/man"
-infodir="${prefix}/info"
+libdir="${libdir}/ecl"
+includedir="${libdir}/ecl/h"
 
 dnl ----------------------------------------------------------------------
 dnl		Checks which do not come with autoconf
@@ -374,5 +369,6 @@ AC_CONFIG_FILES(compile.lsp bare.lsp
  tk/Makefile tests/Makefile ansi-tests/Makefile gabriel/Makefile)
 AC_CONFIG_FILES([ecl-config:util/ecl-config],[chmod +x ecl-config])
 AC_CONFIG_FILES([h/configpre:h/config.h.in])
+AC_CONFIG_FILES([lsp/config.lsp.in:lsp/config.lsp.in])
 AC_CONFIG_HEADER([h/config.h:h/configpre])
 AC_OUTPUT
diff --git a/src/doc/Makefile.in b/src/doc/Makefile.in
index afe5476fc..06bea0861 100644
--- a/src/doc/Makefile.in
+++ b/src/doc/Makefile.in
@@ -1,8 +1,9 @@
 top_srcdir= @top_srcdir@
 srcdir	= @srcdir@
 
+prefix=@prefix@
+exec_prefix=@exec_prefix@
 infodir = @infodir@
-libdir = @libdir@
 mandir=@mandir@
 manext=1
 
@@ -33,28 +34,28 @@ ecldev.ps: ecldev.dvi $(srcdir)/macros.txi
 	dvips -o $@ ecldev.dvi
 
 install: all
-	$(mkinstalldirs) $(PREFIX)$(infodir)
-	$(INSTALL_DATA) ecl.info $(PREFIX)$(infodir)
-	$(INSTALL_DATA) ecldev.info $(PREFIX)$(infodir)
-	$(mkinstalldirs) $(PREFIX)$(mandir)/man$(manext)
-	$(INSTALL_DATA) ecl.man $(PREFIX)$(mandir)/man$(manext)/ecl.$(manext)
+	$(mkinstalldirs) $(infodir)
+	$(INSTALL_DATA) ecl.info $(infodir)
+	$(INSTALL_DATA) ecldev.info $(infodir)
+	$(mkinstalldirs) $(mandir)/man$(manext)
+	$(INSTALL_DATA) ecl.man $(mandir)/man$(manext)/ecl.$(manext)
 flatinstall: all
-	$(mkinstalldirs) $(PREFIX)/doc
-	$(INSTALL_DATA) ecl.info $(PREFIX)/doc
-	$(INSTALL_DATA) ecldev.info $(PREFIX)/doc
+	$(mkinstalldirs) $(prefix)/doc
+	$(INSTALL_DATA) ecl.info $(prefix)/doc
+	$(INSTALL_DATA) ecldev.info $(prefix)/doc
 	if [ -f user.html ]; then \
-	  $(INSTALL_DATA) $$i $(PREFIX)/doc/; \
+	  $(INSTALL_DATA) $$i $(prefix)/doc/; \
 	else \
-	  $(mkinstalldirs) $(PREFIX)/doc/ecl; \
-	  for i in ecl/*; do $(INSTALL_DATA) $$i $(PREFIX)/doc/ecl/; done; \
+	  $(mkinstalldirs) $(prefix)/doc/ecl; \
+	  for i in ecl/*; do $(INSTALL_DATA) $$i $(prefix)/doc/ecl/; done; \
 	fi
 	if [ -f devel.html ]; then \
-	  $(INSTALL_DATA) devel.html $(PREFIX)/doc/; \
+	  $(INSTALL_DATA) devel.html $(prefix)/doc/; \
 	else \
-	  $(mkinstalldirs) $(PREFIX)/doc/ecldev; \
-	  for i in ecldev/*; do $(INSTALL_DATA) $$i $(PREFIX)/doc/ecldev/; done; \
+	  $(mkinstalldirs) $(prefix)/doc/ecldev; \
+	  for i in ecldev/*; do $(INSTALL_DATA) $$i $(prefix)/doc/ecldev/; done; \
 	fi
-	for i in *.html; do $(INSTALL_DATA) $$i $(PREFIX)/doc/; done
+	for i in *.html; do $(INSTALL_DATA) $$i $(prefix)/doc/; done
 
 uninstall:
 	rm -r $(infodir)/ecl.info $(infodir)/ecldev.info
diff --git a/src/lsp/config.lsp.in b/src/lsp/config.lsp.in
index 210ac0fb8..9d6a63353 100644
--- a/src/lsp/config.lsp.in
+++ b/src/lsp/config.lsp.in
@@ -67,9 +67,11 @@ Returns, as a string, the version of the software under which ECL runs."
 ;; * Set configuration pathnames. Notice the trailing slash!
 ;;   Otherwise it would not be a directory.
 ;;
-#-mingw32
-(si::pathname-translations "SYS" '(("**;*.*" "@libdir@/**/*.*")))
-#+mingw32
-(si::pathname-translations "SYS"
-  `(("**;*.*" ,(merge-pathnames "**/*.*" (si::argv 0)))))
+#+(and (not mingw32) (not ecl-min))
+(si::pathname-translations "SYS" '(("**;*.*" "@ecldir@/**/*.*")))
+#+(and mingw32 (not ecl-min))
+(let ((d (merge-pathnames "**/*.*"
+			  (or (si::getenv "ECLDIR") (si::argv 0)))))
+  (si::pathname-translations "SYS"
+  `(("**;*.*" ,d))))
 (si::pathname-translations "HOME" '(("**;*.*" "~/**/*.*")))
diff --git a/src/util/ecl.spec b/src/util/ecl.spec
index 335e13c90..6b90e20fb 100644
--- a/src/util/ecl.spec
+++ b/src/util/ecl.spec
@@ -89,7 +89,6 @@ _d=$_r/%{_docdir}/%{_nv}
 for i in \
         build/doc/*.html \
         src/doc/BUGS \
-        src/doc/help.lsp \
         src/doc/todo.txt
 do
     %{__install} -m 644 $i $_d
@@ -108,15 +107,15 @@ done
 
 # BUG:  to fix problems in the installation code 
 #
-# BUG:  the cause of the first problem is in the configure.in which set the values of
-# libdir, infodir, bindir
-(
-  cd $_r/%{_prefix}
-  %{__installdir} -m 755 share
-  %{__mv} man info share
-)
-# BUG:  the cause of this problem is an 'install -m 644' that installs "cmp.so" with
-# some archive files and lisp files.
+# BUG:  the cause of the first problem is in the configure.in which set the
+# values of libdir, infodir, bindir
+#(
+#  cd $_r/%{_prefix}
+#  %{__installdir} -m 755 share
+#  %{__mv} man info share
+#)
+# BUG: the cause of this problem is an 'install -m 644' that installs "cmp.so"
+# with some archive files and lisp files.
 # find $_r -name "*.fas" | xargs chmod a+x
 
           ##################################################