improvements

Makefile.in

@@ -867,7 +867,7 @@ install_win32: startup.yss @ENABLE_WINCONSOLE@ yap-win@EXEC_SUFFIX@
 	@ENABLE_RDF@ (cd packages/RDF; $(MAKE) install)
 	@ENABLE_SEMWEB@ (cd packages/semweb; $(MAKE) install)
 	@ENABLE_SGML@ (cd packages/sgml; $(MAKE) install)
-	@ENABLE_ZLIB@ (cd packages/zlib; $(MAKE) @ZLIB_INSTALL@)
+	@ENABLE_ZLIB@ (cd packages/zlib; $(MAKE) install)
 	(cd packages/CLPBN ; $(MAKE) install)
 	@ENABLE_CLPBN_BP@ (cd packages/CLPBN/horus; $(MAKE) install)
 	@ENABLE_JPL@ (cd packages/jpl ; $(MAKE) install)

configure.in

@@ -1821,12 +1821,22 @@ then
 
 m4_include([packages/archive/configure.in])
 
+if test "$ARCHIVE_TARGETS" = "nolib"
+then
+  ENABLE_LIBARCHIVE="@# "
+fi
+
 fi
 
 if test "$ENABLE_ODBC" = ""; then
 
 m4_include([packages/odbc/configure.in])
 
+if test "$ODBC_TARGETS" = "nolib"
+then
+  ENABLE_ODBC="@# "
+fi
+
 else
 	   ODBC_TARGETS=nolib
 	   ODBC_PLTARGETS=odbc.pl
@@ -1841,6 +1851,11 @@ then
 
 m4_include([packages/zlib/configure.in])
 
+if test "$ZLIB_TARGETS" = "nolib"
+then
+  ENABLE_ZLIB="@# "
+fi
+
 fi
 
 m4_include([packages/gecode/configure.in])