Some build fixes for Mac OS X

src/library/patchrom-bps.cpp

@@ -74,7 +74,7 @@ namespace
 		if(patch.size() < 19)
 			(stringfmt() << "Patch is too masll to be valid BPS patch (" << patch.size()
 				<< " < 19).").throwex();
-		size_t ioffset = 4;
+		uint64_t ioffset = 4;
 		const char* _patch = &patch[0];
 		size_t psize = patch.size() - 12;
 		uint32_t crc_init = crc32(0, NULL, 0);

src/platform/sdl/graphicsfn.cpp

@@ -4,6 +4,7 @@
 #include "core/framebuffer.hpp"
 #include "core/framerate.hpp"
 #include "core/window.hpp"
+#include "interface/core.hpp"
 #include "platform/sdl/platform.hpp"
 
 #include <unistd.h>

src/platform/sdl/main.cpp

@@ -1,3 +1,4 @@
+#include "lsnes.hpp"
 #include "core/command.hpp"
 #include "core/framerate.hpp"
 #include "core/keymapper.hpp"