Use Wonderful Toolchain's sprint, fix slot 2 adaption

.vscode/c_cpp_properties.json

@@ -4,7 +4,8 @@
             "name": "Win32",
             "includePath": [
                 "${workspaceFolder}/**",
-                "C:/msys64/opt/wonderful/thirdparty/blocksds/core/libs/libnds/include/**"
+                "C:/msys64/opt/wonderful/thirdparty/blocksds/core/libs/libnds/include/**",
+                "C:/msys64/opt/wonderful/toolchain/gcc-arm-none-eabi/arm-none-eabi/include/**"
             ],
             "defines": [
                 "__NDS__",

.vscode/settings.json

@@ -1,5 +1,13 @@
 {
     "files.associations": {
-        "stdint.h": "c"
+        "stdint.h": "c",
+        "cstdlib": "c",
+        "types.h": "c",
+        "nds.h": "c",
+        "guitargrip.h": "c",
+        "boxtest.h": "c",
+        "background.h": "c",
+        "video.h": "c",
+        "sassert.h": "c"
     }
 }

arm9/Makefile

@@ -121,6 +121,7 @@ LDFLAGS		:= -mthumb -mthumb-interwork $(LIBDIRSFLAGS) \
 		   -Tarm9/ds_arm9_hi.mem \
 		   -T$(BLOCKSDS)/sys/crts/ds_arm9.ld \
 		   -Wl,--no-warn-rwx-segments \
+		   -Wl,--defsym=vfprintf=__i_vfprintf -Wl,--defsym=vfscanf=__i_vfscanf \
 		   -Wl,--start-group $(LIBS) -lgcc -Wl,--end-group
 
 # Intermediate build files

arm9/source/Default.h

@@ -6,10 +6,6 @@
 #include <stdio.h>
 #include <stdarg.h>
 
-#ifndef NULL
-#define NULL ((void*)0)
-#endif
-
 typedef struct _TPoint {
 	s32 x;
 	s32 y;
@@ -40,7 +36,4 @@ static inline bool boundsTest(const TBounds* pBounds, s32 x, s32 y)
 #include "EmuSystem.h"
 #include "NeoSystem.h"
 
-int neoSprintf (char *str, const char *fmt, ...);
-int neoVsnprintf (char *str, size_t count, const char *fmt, va_list args);
-
 #endif