Obey $(PERL) when running util/mklink.pl.

Submitted by:
Reviewed by:
PR:
diff --git a/crypto/Makefile.ssl b/crypto/Makefile.ssl
index 6122415..1699000 100644
--- a/crypto/Makefile.ssl
+++ b/crypto/Makefile.ssl
@@ -67,9 +67,9 @@
 
 links:
 	@$(TOP)/util/point.sh Makefile.ssl Makefile
-	@$(TOP)/util/mklink.pl ../include/openssl $(EXHEADER)
-	@$(TOP)/util/mklink.pl ../test $(TEST)
-	@$(TOP)/util/mklink.pl ../apps $(APPS)
+	@$(PERL) $(TOP)/util/mklink.pl ../include/openssl $(EXHEADER)
+	@$(PERL) $(TOP)/util/mklink.pl ../test $(TEST)
+	@$(PERL) $(TOP)/util/mklink.pl ../apps $(APPS)
 	@$(TOP)/util/point.sh Makefile.ssl Makefile
 	@for i in $(SDIRS); do \
 	(cd $$i; echo "making links in crypto/$$i..."; \