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

Submitted by:
Reviewed by:
PR:
diff --git a/crypto/objects/Makefile.ssl b/crypto/objects/Makefile.ssl
index 30078a3..9e9595e 100644
--- a/crypto/objects/Makefile.ssl
+++ b/crypto/objects/Makefile.ssl
@@ -48,9 +48,9 @@
 
 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)
 
 install:
 	@for i in $(EXHEADER) ; \