Make build system architecture agnostic to remove Android special case

scripts/linux/configure.sh

@@ -0,0 +1,18 @@
+#!/usr/bin/env bash
+
+BOOST_VERSION=1.57.0
+BOOST_LIBPROGRAM_OPTIONS_VERSION=1.57.0
+LIBCURL_VERSION=system
+GLFW_VERSION=3.1
+LIBPNG_VERSION=1.6.16
+JPEG_VERSION=v9a
+SQLITE_VERSION=3.8.8.1
+LIBUV_VERSION=0.10.28
+ZLIB_VERSION=system
+NUNICODE_VERSION=1.5.1
+LIBZIP_VERSION=0.11.2
+
+function print_opengl_flags {
+    CONFIG+="    'opengl_cflags%': $(quote_flags $(pkg-config gl x11 --cflags)),"$LN
+    CONFIG+="    'opengl_ldflags%': $(quote_flags $(pkg-config gl x11 --libs)),"$LN
+}

scripts/linux/defaults.mk

@@ -0,0 +1,5 @@
+HEADLESS ?= glx
+PLATFORM ?= linux
+ASSET ?= fs
+HTTP ?= curl
+CACHE ?= sqlite