Index: Makefile.msc
==================================================================
--- Makefile.msc
+++ Makefile.msc
@@ -16,10 +16,16 @@
 USE_ICU = 0
 
 # Set this non-0 to dynamically link to the MSVC runtime library.
 #
 USE_CRT_DLL = 0
+
+# Set this non-0 to attempt setting the native compiler automatically
+# for cross-compiling the command line tools needed during the compilation
+# process.
+#
+XCOMPILE = 0
 
 # Set this non-0 to use the native libraries paths for cross-compiling
 # the command line tools needed during the compilation process.
 #
 USE_NATIVE_LIBPATHS = 0
@@ -81,17 +87,27 @@
 # defined, simply define it to have the same value as the CC macro.  When
 # cross-compiling, it is suggested that this macro be modified via the command
 # line (since nmake itself does not provide a built-in method to guess it).
 # For example, to use the x86 compiler when cross-compiling for x64, a command
 # line similar to the following could be used (all on one line):
+#
+#     nmake /f Makefile.msc sqlite3.dll
+#           XCOMPILE=1 USE_NATIVE_LIBPATHS=1
+#
+# Alternatively, the full path and file name to the compiler binary for the
+# platform the compilation process is taking place may be specified (all on
+# one line):
 #
 #     nmake /f Makefile.msc sqlite3.dll
 #           "NCC=""%VCINSTALLDIR%\bin\cl.exe"""
 #           USE_NATIVE_LIBPATHS=1
 #
 !IFDEF NCC
 NCC = $(NCC:\\=\)
+!ELSEIF $(XCOMPILE)!=0
+NCC = "$(VCINSTALLDIR)\bin\cl.exe"
+NCC = $(NCC:\\=\)
 !ELSE
 NCC = $(CC)
 !ENDIF
 
 # Check for the MSVC runtime library path macro.  Othertise, this