--- Makefile.orig	2022-03-05 21:12:27 UTC
+++ Makefile
@@ -1,6 +1,6 @@
-PREFIX = $(HOME)/.local
-MANPREFIX = $(PREFIX)/share/man
-NAME = dragon
+PREFIX ?= $(HOME)/.local
+MANPREFIX ?= $(PREFIX)/share/man
+NAME ?= dragon
 
 all: $(NAME)
 
