Add netsurf shared buildsystem.

dev-util/buildsystem/buildsystem-0.bep

@@ -0,0 +1,19 @@
+DESCRIPTION="NetSurf build framework for compiling some of their libraries" 
+HOMEPAGE="http://www.netsurf-browser.org/" 
+SRC_URI="git://git.netsurf-browser.org/buildsystem"
+REVISION="1"
+STATUS_HAIKU="stable"
+
+BUILD {
+	cd buildsystem-0
+	make
+}
+
+INSTALL {
+	cd buildsystem-0
+	make install PREFIX=/boot/common/
+}
+
+LICENSE="MIT
+	GNU GPL v2"
+COPYRIGHT="2003 - 2012 The NetSurf Developers"