fix typo

adunstan · adunstan · commit b3a5f01b75f7 · 2019-01-13T16:44:05.000-05:00
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
@@ -483,7 +483,7 @@ endif
 
 # Show the DLSUFFIX to build scripts (e.g. buildfarm)
 .PHONY: show_dl_suffix
-show_dl_suffix
+show_dl_suffix:
 	@echo $(DLSUFFIX)
 
 
