Small general cleanup (#1644)

* m2ctx.py

* check warnings

* vimode includes

* bgcheck includes

* padmgr includes

* sprintf

* z_std_dma

* sys_ucode

* z64voice

* z64lib

* z64effect_ss

* segment_symbols.h

* padutils

* main

* stdarg.h

* fault

* bzero

* undefined_syms

* z64rumble

src/boot/O2/padutils.c

@@ -1,5 +1,7 @@
 #include "padutils.h"
 
+#include "PR/os_libc.h"
+
 void PadUtils_Init(Input* input) {
     bzero(input, sizeof(Input));
 }

src/boot/libc64/sprintf.c

@@ -1,5 +1,6 @@
 #include "libc64/sprintf.h"
 
+#include "stdint.h"
 #include "string.h"
 
 void* proutPrintf(void* dst, const char* fmt, size_t size) {
@@ -20,7 +21,7 @@ int sprintf(char* dst, const char* fmt, ...) {
     va_list args;
     va_start(args, fmt);
 
-    ans = _Printf(&proutPrintf, dst, fmt, args);
+    ans = _Printf(proutPrintf, dst, fmt, args);
     if (ans > -1) {
         dst[ans] = 0;
     }

src/boot/z_std_dma.c

@@ -18,6 +18,7 @@
  * There are some additional provisions to ensure that audio DMA is particularly high-speed, the audio data is assumed
  * to be uncompressed and the request queue and address translation is skipped.
  */
+#include "prevent_bss_reordering.h"
 #include "z64dma.h"
 
 #include "carthandle.h"