updated for version 7.0e01
diff --git a/src/Make_mvc.mak b/src/Make_mvc.mak
index 9bb0487..f9d211d 100644
--- a/src/Make_mvc.mak
+++ b/src/Make_mvc.mak
@@ -167,13 +167,16 @@
OBJDIR = $(OBJDIR)d
!endif
-# Win32.mak requires that CPU be set appropriately
+# Win32.mak requires that CPU be set appropriately.
+# To cross-compile for Win64, set CPU=AMD64 or CPU=IA64.
!ifdef PROCESSOR_ARCHITECTURE
# We're on Windows NT or using VC 6+
+! ifndef CPU
CPU = $(PROCESSOR_ARCHITECTURE)
-! if ("$(CPU)" == "x86") || ("$(CPU)" == "X86")
+! if ("$(CPU)" == "x86") || ("$(CPU)" == "X86")
CPU = i386
+! endif
! endif
!else # !PROCESSOR_ARCHITECTURE
# We're on Windows 95