--- Makefile.std	2024-06-04 18:12:48.311904067 +0200
+++ Makefile.std_fixed	2024-06-04 18:16:51.839374483 +0200
@@ -36,6 +36,10 @@
 
 include $(VLSI_TOOLS_SRC)/scripts/config
 
+ifdef INSTALL_OVERRIDE
+INSTALLDIR=$(INSTALL_OVERRIDE)
+endif
+
 .SUFFIXES: .os
 
 INSTALLBIN=$(INSTALLDIR)/bin