Merge from bittboy/buildroot@db180c0

package/sdl2_gfx/Config.in

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+config BR2_PACKAGE_SDL2_GFX
+	bool "sdl2_gfx"
+	depends on BR2_PACKAGE_SDL2
+	help
+	  The SDL2_gfx library is an extension to the SDL2 library
+	  which provides basic antialiased drawing routines such as
+	  lines, circles or polygons, an interpolating rotozoomer for
+	  SDL surfaces, framerate control and MMX image filters.
+
+	  http://www.ferzkopp.net/wordpress/2016/01/02/sdl_gfx-sdl2_gfx

package/sdl2_gfx/sdl2_gfx.hash

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+# Locally calculated
+sha256 d69bcbceb811b4e5712fbad3ede737166327f44b727f1388c32581dbbe8c599a  SDL2_gfx-1.0.1.tar.gz

package/sdl2_gfx/sdl2_gfx.mk

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+################################################################################
+#
+# sdl2_gfx
+#
+################################################################################
+
+SDL2_GFX_VERSION = 1.0.1
+SDL2_GFX_SOURCE = SDL2_gfx-$(SDL2_GFX_VERSION).tar.gz
+SDL2_GFX_SITE = http://www.ferzkopp.net/Software/SDL2_gfx
+SDL2_GFX_LICENSE = Zlib
+SDL2_GFX_LICENSE_FILES = COPYING SDL2_framerate.h
+SDL2_GFX_INSTALL_STAGING = YES
+SDL2_GFX_DEPENDENCIES = sdl2 host-pkgconf
+SDL2_GFX_CONF_OPTS = --disable-sdltest
+# configure/Makefile.in not up-to-date, causing aclocal to be used at
+# build time if we don't autoreconf.
+SDL2_GFX_AUTORECONF = YES
+
+# Even though x86_64 processors support MMX, the MMX-specific assembly
+# code in sdl2_gfx is IA32 specific, and does not build for x86_64.
+ifeq ($(BR2_i386)$(BR2_X86_CPU_HAS_MMX),yy)
+SDL2_GFX_CONF_OPTS += --enable-mmx
+else
+SDL2_GFX_CONF_OPTS += --disable-mmx
+endif
+
+$(eval $(autotools-package))