Match/split all of libultra (#23)

* libultra from sm64 integrated; 3 libultra functions matched

* All of libultra done!

authored-by: farisawan-2000 <farisawan.2000@gmail.com>

src/os/osPiGetCmdQueue.c

@@ -0,0 +1,10 @@
+#include "libultra_internal.h"
+
+extern OSMgrArgs __osPiDevMgr;
+
+OSMesgQueue *osPiGetCmdQueue(void) {
+    if (!__osPiDevMgr.initialized) {
+        return NULL;
+    }
+    return __osPiDevMgr.cmdQueue;
+}