curl: update to curl-7.48.0

Signed-off-by: Stephan Raue <stephan@openelec.tv>

packages/web/curl/package.mk

@@ -25,7 +25,7 @@
 #   there: http://forum.xbmc.org/showthread.php?tid=177557
 
 PKG_NAME="curl"
-PKG_VERSION="7.47.1"
+PKG_VERSION="7.48.0"
 PKG_REV="1"
 PKG_ARCH="any"
 PKG_LICENSE="MIT"

packages/web/curl/patches/curl-01-upstream.patch

@@ -0,0 +1,27 @@
+From 240cd84b494e0ffee8ad261c43b927d246cf6be1 Mon Sep 17 00:00:00 2001
+From: Daniel Stenberg <daniel@haxx.se>
+Date: Wed, 23 Mar 2016 10:04:48 +0100
+Subject: [PATCH] openssl: fix ERR_remove_thread_state() for boringssl/libressl
+
+The removed arg is only done in OpenSSL
+
+Bug: https://twitter.com/xtraemeat/status/712564874098917376
+---
+ lib/vtls/openssl.c | 4 +++-
+ 1 file changed, 3 insertions(+), 1 deletion(-)
+
+diff --git a/lib/vtls/openssl.c b/lib/vtls/openssl.c
+index cbf2d21..b7e4462 100644
+--- a/lib/vtls/openssl.c
++++ b/lib/vtls/openssl.c
+@@ -95,7 +95,9 @@
+ 
+ #if (OPENSSL_VERSION_NUMBER >= 0x10000000L)
+ #define HAVE_ERR_REMOVE_THREAD_STATE 1
+-#if (OPENSSL_VERSION_NUMBER >= 0x10100004L)
++#if (OPENSSL_VERSION_NUMBER >= 0x10100004L) && \
++  !defined(LIBRESSL_VERSION_NUMBER) && \
++  !defined(OPENSSL_IS_BORINGSSL)
+ /* OpenSSL 1.1.0-pre4 removed the argument! */
+ #define HAVE_ERR_REMOVE_THREAD_STATE_NOARG 1
+ #endif