Issue #9552: Avoid unnecessary rebuild of OpenSSL. (Windows)
diff --git a/PC/VS8.0/build_ssl.py b/PC/VS8.0/build_ssl.py
index 867fd4c..cb49767 100644
--- a/PC/VS8.0/build_ssl.py
+++ b/PC/VS8.0/build_ssl.py
@@ -220,8 +220,8 @@
             if arch == "amd64":
                 create_makefile64(makefile, m32)
             fix_makefile(makefile)
-            shutil.copy(r"crypto\buildinf.h", r"crypto\buildinf_%s.h" % arch)
-            shutil.copy(r"crypto\opensslconf.h", r"crypto\opensslconf_%s.h" % arch)
+            shutil.copy2(r"crypto\buildinf.h", r"crypto\buildinf_%s.h" % arch)
+            shutil.copy2(r"crypto\opensslconf.h", r"crypto\opensslconf_%s.h" % arch)
 
         # Now run make.
         if arch == "amd64":
@@ -230,8 +230,8 @@
                 print("ml64 assembler has failed.")
                 sys.exit(rc)
 
-        shutil.copy(r"crypto\buildinf_%s.h" % arch, r"crypto\buildinf.h")
-        shutil.copy(r"crypto\opensslconf_%s.h" % arch, r"crypto\opensslconf.h")
+        shutil.copy2(r"crypto\buildinf_%s.h" % arch, r"crypto\buildinf.h")
+        shutil.copy2(r"crypto\opensslconf_%s.h" % arch, r"crypto\opensslconf.h")
 
         #makeCommand = "nmake /nologo PERL=\"%s\" -f \"%s\"" %(perl, makefile)
         makeCommand = "nmake /nologo -f \"%s\"" % makefile