Fix in ZLIB for windows and new conf file for non-windows

.gitattributes

@@ -503,6 +503,7 @@ Installation/config/support/S25-MPFR -text
 Installation/config/support/S30-CORE -text
 Installation/config/support/S32-CGALCORE -text
 Installation/config/support/S40-ZLIB -text
+Installation/config/support/S40-ZLIBMS -text
 Installation/config/support/S60-LEDA -text
 Installation/config/support/S62-LEDAMS -text
 Installation/config/support/S80-QT3MT -text

Installation/config/support/S40-ZLIB

@@ -1,15 +1,15 @@
-# The ZLIB library (http://www.gzlib.org/zlib) 
+# The ZLIB library  
 
-DESCRIPTION = ZLIB library for Windows
+DESCRIPTION = ZLIB library
 PROVIDES = ZLIB
 CXXFLAGS = 
 LDFLAGS = 
-LIBS = zdll
-REQUIRES = DOLLAR_WINDOWS_COMPILER
-INCOMPATIBLE = 
-STDINCLDIRS = zlib.h
-INCLTHING = boost
+LIBS = z
+REQUIRES =
+INCOMPATIBLE =  DOLLAR_WINDOWS_COMPILER 
+STDINCLDIRS = 
+INCLTHING = 
 STDLIBDIRS = 
-LIBTHING = zdll.lib
+LIBTHING = libz.\*
 
 # EOF

Installation/config/support/S40-ZLIBMS

@@ -0,0 +1,15 @@
+# The ZLIB library (http://www.gzlib.org/zlib) 
+
+DESCRIPTION = ZLIB library for Windows
+PROVIDES = ZLIB
+CXXFLAGS = 
+LDFLAGS = 
+LIBS = zdll
+REQUIRES = DOLLAR_WINDOWS_COMPILER
+INCOMPATIBLE = 
+STDINCLDIRS = 
+INCLTHING = 
+STDLIBDIRS = 
+LIBTHING = zdll.lib
+
+# EOF