Detect builtin libdes. (NetBSD 2.0, for instance, has one.)

1 files changed, 18 insertions, 0 deletions

diff --git a/security/libdes/builtin.mk b/security/libdes/builtin.mk
new file mode 100644
index 00000000000..b8468f41bde
--- /dev/null
+++ b/security/libdes/builtin.mk
@@ -0,0 +1,18 @@
+# $NetBSD: builtin.mk,v 1.1 2004/07/31 05:31:57 tv Exp $
+
+.if !defined(IS_BUILTIN.libdes)
+IS_BUILTIN.libdes=		no
+.  if exists(/usr/include/libdes.h)
+IS_BUILTIN.libdes=		yes
+.  elif exists(/usr/include/des.h)
+
+IS_BUILTIN.libdes=		yes
+BUILDLINK_TARGETS+=		buildlink-libdes-libdes-h
+
+buildlink-libdes-libdes-h:
+	${LN} -s -f /usr/include/des.h ${BUILDLINK_DIR}/include/libdes.h
+
+.  endif
+.endif	# IS_BUILTIN.libdes
+
+USE_BUILTIN.libdes?=		${IS_BUILTIN.libdes}