diff --git a/Makefile b/Makefile
index 605b147e72aa6772a9857606387b1109883f645e..627d4d09ba55259d23a2270a2d464ac97348d410 100644
--- a/Makefile
+++ b/Makefile
@@ -649,10 +649,12 @@ endif
 ifeq ($(uname_S),Darwin)
 	NEEDS_SSL_WITH_CRYPTO = YesPlease
 	NEEDS_LIBICONV = YesPlease
-	ifneq ($(shell expr "$(uname_R)" : '9\.'),2)
+	ifeq ($(shell expr "$(uname_R)" : '[15678]\.'),2)
 		OLD_ICONV = UnfortunatelyYes
 	endif
-	NO_STRLCPY = YesPlease
+	ifeq ($(shell expr "$(uname_R)" : '[15]\.'),2)
+		NO_STRLCPY = YesPlease
+	endif
 	NO_MEMMEM = YesPlease
 	THREADED_DELTA_SEARCH = YesPlease
 endif