diff --git a/neo/sys/glimp.cpp b/neo/sys/glimp.cpp
index a60ecf26..322ac21a 100644
--- a/neo/sys/glimp.cpp
+++ b/neo/sys/glimp.cpp
@@ -246,14 +246,11 @@ bool GLimp_Init(glimpParms_t parms) {
 #if SDL_VERSION_ATLEAST(2, 0, 0)
 		int displayIndex = 0;
 
+#if SDL_VERSION_ATLEAST(2, 0, 4)
 		// try to put the window on the display the mousecursor currently is on
 		{
 			int x, y;
-#if SDL_VERSION_ATLEAST(2, 0, 4)
 			SDL_GetGlobalMouseState(&x, &y);
-#else
-			x = y = 0;
-#endif
 
 			int numDisplays = SDL_GetNumVideoDisplays();
 			for ( int j=0; j<numDisplays; ++j ) {
@@ -268,6 +265,7 @@ bool GLimp_Init(glimpParms_t parms) {
 				}
 			}
 		}
+#endif
 
 		window = SDL_CreateWindow(ENGINE_VERSION,
 									SDL_WINDOWPOS_UNDEFINED_DISPLAY(displayIndex),
diff --git a/neo/sys/platform.h b/neo/sys/platform.h
index 59e93f8c..ac27a08e 100644
--- a/neo/sys/platform.h
+++ b/neo/sys/platform.h
@@ -200,13 +200,14 @@ If you have questions concerning this license or the applicable additional terms
 #undef FindText								// stupid namespace poluting Microsoft monkeys
 #endif
 
+// Apple legacy
 #ifdef __APPLE__
 #include <Availability.h>
 #ifdef __MAC_OS_X_VERSION_MIN_REQUIRED
 #if __MAC_OS_X_VERSION_MIN_REQUIRED == 1040
-#define OSX_TIGER 1
+#define OSX_TIGER
 #elif __MAC_OS_X_VERSION_MIN_REQUIRED < 1060
-#define OSX_LEOPARD 1
+#define OSX_LEOPARD
 #endif
 #endif
 #endif
diff --git a/neo/sys/posix/posix_main.cpp b/neo/sys/posix/posix_main.cpp
index 9eaa2963..884349b8 100644
--- a/neo/sys/posix/posix_main.cpp
+++ b/neo/sys/posix/posix_main.cpp
@@ -401,7 +401,7 @@ int Sys_GetDriveFreeSpace( const char *path ) {
 static const int   crashSigs[]     = {  SIGILL,   SIGABRT,   SIGFPE,   SIGSEGV };
 static const char* crashSigNames[] = { "SIGILL", "SIGABRT", "SIGFPE", "SIGSEGV" };
 
-#if ( defined(__linux__) && defined(__GLIBC__) ) || defined(__FreeBSD__) || (defined(__APPLE__) && !OSX_TIGER)
+#if ( defined(__linux__) && defined(__GLIBC__) ) || defined(__FreeBSD__) || (defined(__APPLE__) && !defined(OSX_TIGER))
   #define D3_HAVE_BACKTRACE
   #include <execinfo.h>
 #endif