--- Makefile.in.orig	2023-05-07 18:29:33 UTC
+++ Makefile.in
@@ -1306,7 +1306,7 @@ install-exec-hook:
 	if [ ! -f gawk-$(VERSION)$(EXEEXT) ]; \
 	then	$(LN) $${name}$(EXEEXT) gawk-$(VERSION)$(EXEEXT) 2>/dev/null ; \
 	fi; \
-	if [ ! -f awk$(EXEEXT) ]; \
+	if ! /usr/bin/which -s awk; \
 	then	$(LN_S) $${name}$(EXEEXT) awk$(EXEEXT); \
 	fi; exit 0)