This patch enables building of a ALT-specific utility
reqprov. This utility is used for automatic Requrements list
creation.

This is an adopted to Ocaml v4.01 version of
			ocaml-3.12.1-alt-mk-reqprov.patch.

Vkni.

------------------------------------------------------------

--- ocaml-4.13.1/tools/Makefile.orig	2021-11-02 05:59:59.046970554 +0000
+++ ocaml-4.13.1/tools/Makefile	2021-11-02 06:01:39.112825260 +0000
@@ -182,6 +182,9 @@
 clean::
 	rm -f cvt_emit.ml cvt_emit cvt_emit.exe
 
+reqprov: reqprov.cmo
+	$(CAMLC) $(LINKFLAGS) -o reqprov build_path_prefix_map.cmo config.cmo misc.cmo bytesections.cmo reqprov.cmo
+
 beforedepend:: cvt_emit.ml
 
 # Reading cmt files