diff -ur icu.org/source/data/Makefile.in icu/source/data/Makefile.in
--- icu.org/source/data/Makefile.in	2019-04-17 21:42:15.000000000 +0200
+++ icu/source/data/Makefile.in	2019-10-28 12:57:15.033649494 +0100
@@ -226,6 +226,7 @@
 ifeq ($(PKGDATA_MODE),dll)
 SO_VERSION_DATA = $(OUTTMPDIR)/icudata.res
 $(SO_VERSION_DATA) : $(MISCSRCDIR)/icudata.rc
+	mkdir -p $(OUTTMPDIR)
 ifeq ($(MSYS_RC_MODE),1)
 	rc.exe -i$(srcdir)/../common -i$(top_builddir)/common -fo$@ $(CPPFLAGS) $<
 else
