scripts/Windows/README.adoc: remind about prerequisite installation

Signed-off-by: Jim Klimov <[email protected]>
Signed-off-by: RikyPlaza <[email protected]>

scripts/Windows/README.adoc

@@ -77,6 +77,21 @@ On Redhat and similar systems, use:
 You will also need pthread and mingw regex libraries, and other recommended
 dependencies as detailed below.
 
+[NOTE]
+======
+Be sure to install NUT build prerequisites and toolkits, as detailed
+in `docs/config-prereqs.txt` file.
+
+If builds complain similarly to
+----
+syntax error near unexpected token 'LIBUSB_1_0,'
+ 'PKG_CHECK_MODULES(LIBUSB_1_0, libusb-1.0 >= 0.9.1)'
+----
+make sure you have installed `pkgconf`, e.g.:
+
+	# apt-get install pkgconf
+======
+
 [NOTE]
 ================================================================================