No override PERL5LIB as breaks perlbrew

mohawk2 · ingydotnet · commit 0672108c1fa0 · 2020-01-19T11:52:01.000-08:00
diff --git a/Makefile b/Makefile
@@ -1,5 +1,5 @@
 GRAMMAR = $(shell echo *.pgx)
-export PERL5LIB=../pegex-pm/lib
+export PERL5LIB := ../pegex-pm/lib:$(PERL5LIB)
 COMPILE_COMMAND = pegex compile $(OPTIONS) --to=
 ALL = $(GRAMMAR:%=%.yaml) $(GRAMMAR:%=%.json)
 
