Document VC++ build changes.

INSTALL.W32

@@ -49,7 +49,9 @@
 
  Firstly you should run Configure:
 
- > perl Configure VC-WIN32
+ > perl Configure VC-WIN32 --prefix=c:/some/openssl/dir
+
+Where the prefix argument specifies where OpenSSL will be installed to.
 
  Next you need to build the Makefiles and optionally the assembly language
  files:
@@ -77,8 +79,12 @@
  If all is well it should compile and you will have some DLLs and executables
  in out32dll. If you want to try the tests then do:
  
- > cd out32dll
- > ..\ms\test
+ > nmake -f ms\ntdll.mak test
+
+
+To install OpenSSL to the specified location do:
+
+> nmake -f ms\ntdll.mak install
 
  Tweaks:
 
@@ -88,6 +94,12 @@
  compiled in. Note that mk1mf.pl expects the platform to be the last argument
  on the command line, so 'debug' must appear before that, as all other options.
 
+
+ By default in 0.9.8 OpenSSL will compile builtin ENGINES into the libeay32.dll
+ shared library. If you specify the "no-static-engine" option on the command
+ line to Configure the shared library build (ms\ntdll.mak) will compile the
+ engines as separate DLLs.
+
  The default Win32 environment is to leave out any Windows NT specific
  features.
 
@@ -98,6 +110,8 @@
  You can also build a static version of the library using the Makefile
  ms\nt.mak
 
+
+
  Borland C++ builder 5
  ---------------------