diff --git a/include/variables.h b/include/variables.h
index b0b3e5c8c8..c880ed1368 100644
--- a/include/variables.h
+++ b/include/variables.h
@@ -86,8 +86,8 @@ extern __OSViContext* __osViCurr;
 extern __OSViContext* __osViNext;
 // extern UNK_TYPE4 D_800980D0;
 extern OSViMode osViModeFpalLan1;
-extern char ldigs[];
-extern char udigs[];
+// extern u8 ldigs[];
+// extern u8 udigs[];
 extern OSDevMgr __osViDevMgr;
 extern UNK_TYPE4 __additional_scanline;
 // extern UNK_TYPE1 D_80098180;
diff --git a/include/xstdio.h b/include/xstdio.h
index 6ea17e1c73..bb297e5900 100644
--- a/include/xstdio.h
+++ b/include/xstdio.h
@@ -2,7 +2,6 @@
 #define _XSTDIO_H_
 #include "stdarg.h"
 
-
 typedef struct {
     /* 0x0 */ union {
         /* 0x0 */ s64 ll;
@@ -22,4 +21,12 @@ typedef struct {
     /* 0x34 */ u8 qual;
 } _Pft;
 
+typedef void* (*PrintCallback)(void*, const char*, size_t);
+
+#define FLAGS_SPACE 1
+#define FLAGS_PLUS 2
+#define FLAGS_MINUS 4
+#define FLAGS_HASH 8
+#define FLAGS_ZERO 16
+
 #endif
diff --git a/include/z64.h b/include/z64.h
index c5f1c7b4ac..6def660e08 100644
--- a/include/z64.h
+++ b/include/z64.h
@@ -498,8 +498,6 @@ typedef struct {
 
 typedef void(*osCreateThread_func)(void*);
 
-typedef void* (*PrintCallback)(void*, const char*, size_t);
-
 typedef enum {
     SLOWLY_CALLBACK_NO_ARGS,
     SLOWLY_CALLBACK_ONE_ARG,
diff --git a/spec b/spec
index 62d1aa3ddc..f7bd476893 100644
--- a/spec
+++ b/spec
@@ -217,7 +217,6 @@ beginseg
     include "build/src/libultra/os/settimer.o"
     include "build/data/boot/__libm_qnan_f.rodata.o"
     include "build/src/libultra/rmon/xldtob.o"
-    include "build/data/boot/xldtob.data.o"
     include "build/src/libultra/libc/ldiv.o"
     include "build/src/libultra/rmon/xlitob.o"
     include "build/src/libultra/io/sirawwrite.o"
diff --git a/src/libultra/rmon/xlitob.c b/src/libultra/rmon/xlitob.c
index e5a280c5e6..f200e01a43 100644
--- a/src/libultra/rmon/xlitob.c
+++ b/src/libultra/rmon/xlitob.c
@@ -1,3 +1,56 @@
 #include "global.h"
 
-#pragma GLOBAL_ASM("asm/non_matchings/boot/xlitob/_Litob.s")
+#define BUFF_LEN 0x18
+
+u8 ldigs[] = "0123456789abcdef";
+u8 udigs[] = "0123456789ABCDEF";
+
+void _Litob(_Pft* args, u8 type) {
+    u8 buff[BUFF_LEN];
+    const u8* numMap;
+    s32 base;
+    s32 idx;
+    u64 num;
+    lldiv_t quotrem;
+
+    if (type == 'X') {
+        numMap = udigs;
+    } else {
+        numMap = ldigs;
+    }
+
+    base = (type == 'o') ? 8 : ((type != 'x' && type != 'X') ? 10 : 16);
+    idx = BUFF_LEN;
+    num = args->v.ll;
+
+    if ((type == 'd' || type == 'i') && args->v.ll < 0) {
+        num = -num;
+    }
+
+    if (num != 0 || args->prec != 0) {
+        buff[--idx] = numMap[num % base];
+    }
+
+    args->v.ll = num / base;
+
+    while (args->v.ll > 0 && idx > 0) {
+        quotrem = lldiv(args->v.ll, base);
+        args->v.ll = quotrem.quot;
+        buff[--idx] = numMap[quotrem.rem];
+    }
+
+    args->n1 = BUFF_LEN - idx;
+
+    memcpy(args->s, buff + idx, args->n1);
+
+    if (args->n1 < args->prec) {
+        args->nz0 = args->prec - args->n1;
+    }
+
+    if (args->prec < 0 && (args->flags & (FLAGS_ZERO | FLAGS_MINUS)) == FLAGS_ZERO) {
+        idx = args->width - args->n0 - args->nz0 - args->n1;
+        if (idx > 0) {
+            args->nz0 += idx;
+        }
+    }
+}
diff --git a/src/libultra/rmon/xprintf.c b/src/libultra/rmon/xprintf.c
index 0f4353f2ab..313adc2e6b 100644
--- a/src/libultra/rmon/xprintf.c
+++ b/src/libultra/rmon/xprintf.c
@@ -25,12 +25,6 @@
         }                            \
     }
 
-#define FLAGS_SPACE 1
-#define FLAGS_PLUS 2
-#define FLAGS_MINUS 4
-#define FLAGS_HASH 8
-#define FLAGS_ZERO 16
-
 char spaces[] = "                                ";
 char zeroes[] = "00000000000000000000000000000000";
 
diff --git a/tools/disasm/variables.txt b/tools/disasm/variables.txt
index 8f63c1c891..b320e233f2 100644
--- a/tools/disasm/variables.txt
+++ b/tools/disasm/variables.txt
@@ -80,8 +80,8 @@
     0x800980C4:("__osViNext","__OSViContext*","",0x4),
     0x800980D0:("D_800980D0","UNK_TYPE4","",0x4),
     0x800980E0:("osViModeFpalLan1","OSViMode","",0x50),
-    0x80098130:("ldigs","char","[]",0x14),
-    0x80098144:("udigs","char","[]",0x14),
+    0x80098130:("ldigs","u8","[]",0x14),
+    0x80098144:("udigs","u8","[]",0x14),
     0x80098160:("__osViDevMgr","OSDevMgr","",0x1c),
     0x8009817C:("__additional_scanline","UNK_TYPE4","",0x4),
     0x80098180:("D_80098180","UNK_TYPE1","",0x1),