+#include "qtypes.h"
+#include "qdefs.h"
+
+/* Preprocessor macros to identify platform
+ DP_OS_NAME - "friendly" name of the OS, for humans to read
+ DP_OS_STR - "identifier" of the OS, more suited for code to use
+ DP_ARCH_STR - "identifier" of the processor architecture
+ */
+#if defined(__ANDROID__) /* must come first because it also defines linux */
+# define DP_OS_NAME "Android"
+# define DP_OS_STR "android"
+# define USE_GLES2 1
+# define USE_RWOPS 1
+# define LINK_TO_ZLIB 1
+# define LINK_TO_LIBVORBIS 1
+#ifdef USEXMP
+# define LINK_TO_LIBXMP 1 // nyov: if someone can test with the android NDK compiled libxmp?
+#endif
+# define DP_MOBILETOUCH 1
+# define DP_FREETYPE_STATIC 1
+#elif TARGET_OS_IPHONE /* must come first because it also defines MACOSX */
+# define DP_OS_NAME "iPhoneOS"
+# define DP_OS_STR "iphoneos"
+# define USE_GLES2 1
+# define LINK_TO_ZLIB 1
+# define LINK_TO_LIBVORBIS 1
+# define DP_MOBILETOUCH 1
+# define DP_FREETYPE_STATIC 1
+#elif defined(__linux__)
+# define DP_OS_NAME "Linux"
+# define DP_OS_STR "linux"
+#elif defined(_WIN64)
+# define DP_OS_NAME "Windows64"
+# define DP_OS_STR "win64"
+#elif defined(WIN32)
+# define DP_OS_NAME "Windows"
+# define DP_OS_STR "win32"
+#elif defined(__FreeBSD__)
+# define DP_OS_NAME "FreeBSD"
+# define DP_OS_STR "freebsd"
+#elif defined(__NetBSD__)
+# define DP_OS_NAME "NetBSD"
+# define DP_OS_STR "netbsd"
+#elif defined(__OpenBSD__)
+# define DP_OS_NAME "OpenBSD"
+# define DP_OS_STR "openbsd"
+#elif defined(__DragonFly__)
+# define DP_OS_NAME "DragonFlyBSD"
+# define DP_OS_STR "dragonflybsd"
+#elif defined(MACOSX)
+# define DP_OS_NAME "Mac OS X"
+# define DP_OS_STR "osx"
+#elif defined(__MORPHOS__)
+# define DP_OS_NAME "MorphOS"
+# define DP_OS_STR "morphos"
+#elif defined (sun) || defined (__sun)
+# if defined (__SVR4) || defined (__svr4__)
+# define DP_OS_NAME "Solaris"
+# define DP_OS_STR "solaris"
+# else
+# define DP_OS_NAME "SunOS"
+# define DP_OS_STR "sunos"
+# endif
+#else
+# define DP_OS_NAME "Unknown"
+# define DP_OS_STR "unknown"
+#endif
+
+#if defined(__GNUC__) || (__clang__)
+# if defined(__i386__)
+# define DP_ARCH_STR "686"
+# define SSE_POSSIBLE
+# ifdef __SSE__
+# define SSE_PRESENT
+# endif
+# ifdef __SSE2__
+# define SSE2_PRESENT
+# endif
+# elif defined(__x86_64__)
+# define DP_ARCH_STR "x86_64"
+# define SSE_PRESENT
+# define SSE2_PRESENT
+# elif defined(__powerpc__)
+# define DP_ARCH_STR "ppc"
+# endif
+#elif defined(_WIN64)
+# define DP_ARCH_STR "x86_64"
+# define SSE_PRESENT
+# define SSE2_PRESENT
+#elif defined(WIN32)
+# define DP_ARCH_STR "x86"
+# define SSE_POSSIBLE
+#endif
+
+#ifdef SSE_PRESENT
+# define SSE_POSSIBLE
+#endif
+
+#ifdef NO_SSE
+# undef SSE_PRESENT
+# undef SSE_POSSIBLE
+# undef SSE2_PRESENT
+#endif
+
+#ifdef SSE_POSSIBLE
+// runtime detection of SSE/SSE2 capabilities for x86
+qbool Sys_HaveSSE(void);
+qbool Sys_HaveSSE2(void);
+#else
+#define Sys_HaveSSE() false
+#define Sys_HaveSSE2() false
+#endif
+
+typedef struct sys_s
+{
+ int argc;
+ const char **argv;
+ int selffd;
+ int outfd;
+ int nicelevel;
+ qbool nicepossible;
+ qbool isnice;
+} sys_t;
+
+extern sys_t sys;
+
+extern struct cvar_s sys_usenoclockbutbenchmark;