Index: win/Makefile.in
==================================================================
--- win/Makefile.in
+++ win/Makefile.in
@@ -828,11 +828,11 @@
 install-headers:
 	@for i in "$(INCLUDE_INSTALL_DIR)"; \
 	    do \
 	    if [ ! -d "$$i" ] ; then \
 		echo "Making directory $$i"; \
-		$(INSTALL_DATA_DIR) "$$i"; \
+		$(MKDIR) "$$i"; \
 		else true; \
 		fi; \
 	    done;
 	@echo "Installing header files to $(INCLUDE_INSTALL_DIR)/";
 	@for i in $(GENERIC_DIR)/tcl.h $(GENERIC_DIR)/tclDecls.h \

