From e10df8d2b5f0422eb49d856fc5064d7975c8e6f0 Mon Sep 17 00:00:00 2001
From: Felix Fietkau <nbd@openwrt.org>
Date: Mon, 29 Mar 2010 03:38:40 +0000
Subject: add a new helper macro to deal with conditional ./configure flags

SVN-Revision: 20570
---
 include/autotools.mk | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/autotools.mk b/include/autotools.mk
index e1535d0b16..c941a4949d 100644
--- a/include/autotools.mk
+++ b/include/autotools.mk
@@ -32,6 +32,7 @@ update_libtool_ucxx = \
 	) \
 	$(call update_libtool_common)
 
+autoconf_bool = $(patsubst %,$(if $($(1)),--enable,--disable)-%,$(2))
 
 # prevent libtool from linking against host development libraries
 define libtool_fixup_libdir
-- 
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